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CCleaner Changelog

What's new in CCleaner 6.23.11010 Ad-supported

Apr 17, 2024
  • Taking the hassle out of PC maintenance:
  • New Cloud Drive Cleaner (Beta) is now available to all paid users. It helps find and remove redundant files, freeing up storage space and organizing Google Drive.
  • We've enhanced Performance Optimizer to only display programs installed under the currently logged-in user, as well as excluding essential programs like antivirus that should not be deactivated.
  • Fixing bugs and other improvements:
  • We've fixed a crash affecting a small number of users during Software Updater scans.
  • We've addressed a crash that could occur when starting the Performance Optimizer regular scan.
  • We've resolved an issue causing Health Check to get stuck for some users.
  • Further stability and performance improvements.

New in CCleaner 6.21.10977 Ad-supported (Mar 13, 2024)

  • Taking the hassle out of PC maintenance:
  • We’re bringing the convenience of regular auto-scans, helping ensure you keep your software up to date and your Windows system cleaner, safer, and better performing.
  • We’ve improved the cleaning of browsing history, data, and cookies for Opera so it works properly with the updated Opera folder structure.
  • We’ve also enhanced cookie cleaning, omitting logins to Adobe.com, for Chromium-based browsers in general, including Avira Secure Browser and Norton Private Browser.
  • The latest improvements to our cleaning capabilities cover Garmin Express map files, YouCam, iTop Screenshot and iTop Screen Recorder, iTop Easy Desktop, PDF24 Creator, Oracle VM VirtualBox, and TotalRecovery Pro.
  • We’ve updated the databases for Software Updater and Driver Updater to support more programs and drivers.
  • We have improved the user interface and overall experience for Driver Updater, new Software Updater, and Health Check.
  • New Cloud Drive Cleaner (Beta) is being made available to a small number of paid users. It helps find and remove redundant files to free up storage space and keep Google Drive organized.
  • Fixing bugs and other improvements:
  • We’ve corrected an issue that caused the showing of popup messages more often than expected.
  • In Driver Updater, we’ve fixed several issues that caused users to see an invalid update screen, or an empty screen and incorrect number of drivers to update after updating their drivers.
  • We have corrected partial freezing that some users might have experienced during a Health Check scan.

New in CCleaner 6.21.10918 Ad-supported (Feb 14, 2024)

  • Taking the hassle out of PC maintenance:
  • New Software Updater that supports more programs than ever before and features an improved interface now becomes available to all paid users.
  • Latest improvement to Driver Updater library brings an expanded database with 70 million drivers.
  • Enhanced Performance Optimizer that helps you turn off unused programs to improve system performance now supports apps installed from the Windows Store and features improved UI.
  • We improved the cookie cleaning in Chromium browsers.
  • Health Check will now ask you to choose which running programs you want to close so Software Updater can scan them.
  • Fixing bugs and other improvements:
  • We’ve corrected the status text in Health Check, where cancelling an app update would appear as "Update failed" instead of “Update cancelled” in the screen with resolved issues.

New in CCleaner 6.20.10897 Ad-supported (Jan 17, 2024)

  • Taking the hassle out of PC maintenance:
  • We’ve improved cookie cleaning for Chromium browsers.
  • We’ve added new cleaning rules to remove bookmarks backup files for all Chromium browsers.
  • In the new version of Software Updater, you can now close the dialog box that shows the list of running programs to leave them running and omit them from the scan. 
  • We’re continuing to test the new version of Software Updater via Health Check with a growing set of users.
  • Fixing bugs and other improvements:
  • We’ve resolved an issue where bookmark backups from Opera (GX) were not detected on Windows 7 and 8.1.

New in CCleaner 6.19.10858 Ad-supported (Dec 13, 2023)

  • Taking the hassle out of PC maintenance:
  • Our support tool can now understand your cleaning rules to help resolve support queries more quickly.
  • We’re continuing to test the new version of Software Updater via Health Check with a small set of users. The new version now asks users to close running applications so we can update them, and sorts the recently updated software by date.
  • Fixing bugs and other improvements:
  • The portable version of CCleaner no longer crashes after starting.
  • We resolved an issue whereby users with the UI in certain languages did not see the Start Button on the Welcome Screen.
  • We implemented several backend optimizations and improvements for better control over new feature releases.

New in CCleaner 6.18.10838 Ad-supported (Nov 23, 2023)

  • Taking the hassle out of PC maintenance:
  • We have initiated the roll-out of the new Software Updater tool which will also be included in the Health Check and brings a larger app database. A small set of users might experience the new Software Updater in the app.
  • We extended testing of the new Health Check flow to more users, which improves guidance during the cleaning and optimization steps.
  • We expanded our cleaning to our Customer Support tool.
  • Fixing bugs and other improvements:
  • We resolved an issue that might cause the unregistering of CCleaner Professional for some users.
  • We optimized the UI on the overview screen and for Software Updater and Driver Updater post-update screens.
  • We resolved an issue when Software Updater might get stuck during the update of multiple apps simultaneously.
  • We resolved several licensing issues related to refunds and license expiration.
  • We improved the handling of uninstall parameters in the Uninstaller feature.
  • We implemented a fix to component permissions to prevent potential misuse.

New in CCleaner 6.17.10746 Ad-supported (Oct 18, 2023)

  • Taking the hassle out of PC maintenance:
  • We have improved junk cleaning for more than a dozen apps including Adobe Creative Cloud, Garmin Express, iTop Screen Recorder, µTorrent, OpenVPN Connect, SyncToy, TeamViewer, Terabox, VideoPad Video Editor, VMware Workstation, or Youcam.
  • The new Driver Updater engine is more stable and better performing, and its database now includes more than 70 million driver updates.
  • Fixing bugs and other improvements:
  • We resolved an issue where some customers couldn't input the ‘@’ symbol into the email field when activating CCleaner.
  • We updated the pop-up warning that displays when you try disabling Smart Cleaning, to make it clearer.
  • We also implemented minor improvements in user interface, stability, and security.

New in CCleaner 6.16.10662 Ad-supported (Sep 13, 2023)

  • Taking the hassle out of PC maintenance:
  • Limited testing of the new Health Check user experience to better guide you through the cleaning and optimization steps.
  • Fixing bugs and other improvements:
  • We resolved an issue that prevented some users from auto-updating CCleaner or activating their licence.
  • We fixed an issue where a crash could occur when the scheduled cleaning was starting.
  • We fixed some text alignment in the UI for Dutch localization.

New in CCleaner 6.14.10584 Ad-supported (Jul 19, 2023)

  • Taking the hassle out of PC maintenance:
  • We’ve further improved the troubleshooting assistant that helps you quickly identify and reverse a problematic driver update.
  • Fixing bugs and other improvements:
  • Additional improvements in security and stability

New in CCleaner 6.12.10490 Ad-supported (May 18, 2023)

  • Taking the hassle out of PC maintenance:
  • Immediately after updating drivers (or after restarting your PC following an update), a report now highlights which drivers have been updated and any that may potentially cause issues – enabling users to revert some or all updates, or schedule a reminder to revert later.
  • Fixing bugs and other improvements:
  • CCleaner now loads faster thanks to app startup optimization.
  • Fixed issue which, in some cases, resulted in the incorrect message "Not supported product".
  • Customize, Privacy, Space, Speed, and Security screens in Health Check now resize correctly according to the current window.

New in CCleaner 6.11.10455 Ad-supported (May 15, 2023)

  • Taking the hassle out of PC maintenance:
  • We’ve made Health Check cookie scanning smarter, so it preserves cookies for your favorite, commonly used websites in the same way as Custom Clean.
  • New ‘My account’ area has a more modern look and feel with quick access to subscription settings, cleaning schedule, recommended products, and CCleaner support.
  • Fixing bugs and other improvements:
  • Improvements to users' post-purchase onboarding.
  • Fixed issue when TeamViewer cleaning could restart the service.

New in CCleaner 6.11.10435 Ad-supported (Apr 24, 2023)

  • Taking the hassle out of PC maintenance:
  • We’ve made Health Check cookie scanning smarter, so it preserves cookies for your favorite, commonly used websites in the same way as Custom Clean.
  • New ‘My account’ area has a more modern look and feel with quick access to subscription settings, cleaning schedule, recommended products, and CCleaner support.
  • Fixing bugs and other improvements:
  • Improvements to users' post-purchase onboarding.
  • Fixed issue when TeamViewer cleaning could restart the service.

New in CCleaner 6.10.10347 Ad-supported (Mar 15, 2023)

  • Taking the hassle out of PC maintenance:
  • We have expanded cleaning with 23 new options, especially for popular apps in Windows Store and social media apps (e.g., Douyin, YouPlay, Facebook Messenger), video editing (Video Editor Master, ClipChamp), and Mozilla Firefox.
  • The new Driver Updater engine brings more stability and performance and now supports more than 50 million available driver updates.
  • A new UI and FAQ section for Driver Updater now makes it easier to understand how to keep drivers up to date and troubleshoot any unexpected behavior after the update.
  • Fixing bugs and other improvements:
  • Stability improvements in the areas of connection establishment.
  • Fixed occasional crashes during cleaning or logging.

New in CCleaner 6.09.10300 Ad-supported (Feb 14, 2023)

  • Fixing bugs and other improvements:
  • We fixed an issue where crashes could occur when registering a license
  • We upgraded our developer toolkit to provide our developers with enhanced debugging, testing, and code analysis capabilities to improve code quality and reliability

New in CCleaner 6.08.10255 (Jan 18, 2023)

  • Taking the hassle out of PC maintenance:
  • In Driver Updater, we've added some new information next to the progress bar to give you realtime information when installing new updates
  • You can now see what stage each driver update is at
  • Fixing bugs:
  • We fixed an issue where crashes could occur after cleaning a closed browser
  • In Driver Updater, we fixed alignment issues with text in some languages
  • In Software Updater, we aligned how errors are shown

New in CCleaner 6.06.10144 (Nov 16, 2022)

  • All-new cleaning for Windows 11:
  • Windows 11 Widgets: safely removes logging data, temporary JavaScript files, and images from various widgets such as weather & news feeds.
  • Microsoft Teams: 13 different types of cached data, log files and other temporary files
  • Skype: removes cached data
  • Microsoft News: cleans up temporary browsing files (images, HTML data) and cookies
  • Windows Defender: removes log files which are unnecessary for the average user
  • OneDrive for Windows 11: clears out unneeded cache files
  • Temporary files: tweaked for Windows 11
  • Microsoft Clipchamp: cleans this video editor on Windows 11
  • Other cleaning improvements:
  • Windows Explorer: detects and removes outdated Windows Search data, log files, and shortcuts to recently used files
  • Start Menu Notifications: new rule which removes Live Tiles from your Start Menu
  • Microsoft Family Safety: removes temporary files & folders
  • Chrome and Opera: more extensive cleaning definitions
  • Slack: additional cache & log file cleaning
  • AnyDesk: delete old chat logs, trace files, as well as cached png and icon files
  • RealPlayer: detects and removes JPG and thumbnail files, cache files, and outdated index files from all versions of RealPlayer SP, 15, 16, and Cloud
  • Resso: new cleaning for this music streaming app
  • Cleaning for apps installed via Microsoft Store:
  • McAfee Personal Security AntiVirus
  • Pinterest
  • Video Compressor: Resize & Compress Video
  • Fixing bugs:
  • Fixed rare crash during app upgrade process
  • Fixed rare crash during app update process
  • Drivers no longer shown as 'Skipped' if updated by another app
  • Driver version still shown as 'Skipped' if driver downdated by another app

New in CCleaner 6.05.10110 Ad-supported (Oct 24, 2022)

  • We’ve stopped various games and other apps from accidentally being put into ‘sleep mode’:
  • Riot Vanguard/Valorant
  • Logitech MX Master
  • Alienware Command Center
  • Winzip Courier
  • AnyDesk
  • Simplifying the app:
  • We’ve made minor updates to the look and feel of some of our screens to make them more consistent and easier to read
  • In Performance Optimizer, we’ve added text to indicate when another app is preventing CCleaner from putting an app into ‘Sleep mode’
  • We’ve added a handy link to Premium Tech Support for CCleaner Premium customers
  • Fixing bugs:
  • We fixed several types of uncommon crash when launching CCleaner
  • We fixed a write error that sometimes occurs during the update process
  • We fixed an issue where programs in the Performance Optimizer ignore list remained after uninstalling and reinstalling CCleaner
  • Keeping you safe:
  • Our commitment to keeping the app secure means we frequently close off potential security issues, even if minor
  • In this release, we have focused on addressing issues found through expert penetration testing

New in CCleaner 6.04.10044 (Oct 19, 2022)

  • Version 6.04 brings various usability improvements to CCleaner. In Health Check, the scan now ignores files that were modified less than a minute ago, meaning that, after we've cleaned, the app won’t communicate that a PC is “under the weather” when it’s not!
  • This release also includes some minor usability tweaks to the new Cleaning Schedule interface. Plus, we have improved our error reporting to get better information if the app crashes, so we can address critical issues sooner.
  • Taking the hassle out of PC maintenance:
  • In Health Check, the scan now ignores files that were modified less than a minute ago
  • We’ve made some small usability tweaks to Performance Optimizer and Cleaning Schedule
  • Fixing bugs:
  • Fixed CCleaner re-enabling Windows System Restore on every launch; going forward, System Restore will only be activated if enabled via Driver Updater
  • Fixed all drivers disappearing from lists after closing 'Restart Now' popup
  • Fixed an issue causing backups to be removed due to an access rights issue
  • We now require restarts for reverting as well as updating certain drivers (fixes issue where the scan gets stuck at 0%)
  • We’ve fixed some visual issues that occur when Windows is scaled above 100%
  • We’ve added a reporting tool that will help us to identify the most common crashes and their causes

New in CCleaner 6.03.10002 Ad-supported (Aug 22, 2022)

  • Giving a PC a regular check-up with CCleaner keeps it running smoothly. In version 6.03, we have updated and expanded our scheduling tools to make it even easier to stay on top of this maintenance.
  • We’ve redesigned the scheduling interface to make it simpler to set up automatic cleaning in CCleaner Professional. It now notifies you before cleaning starts and then again once cleaning is complete to confirm the results. A handy switch also allows scheduled cleaning to be paused (while keeping the settings saved). Using the free version? Set a reminder to clean instead!
  • Alongside this change, the interface for Driver Updater has been improved to make it clearer how long a driver update is taking.
  • Expanding our cleaning:
  • We've added new cleaning for Microsoft Store installations of Instagram, Facebook, and iCloud
  • We've improved cleaning for Store installations of WhatsApp
  • Taking the hassle out of PC maintenance:
  • New and improved Cleaning Schedule controls! (Options > Cleaning Schedule):
  • All-new cleaning reminders!
  • Setting up cleaning reminders/automation is simpler than ever!
  • Any existing cleaning schedule is preserved
  • Pause your cleaning schedule at any time without losing your settings
  • An upgraded Driver Updater experience:
  • The progress of driver downloads and updates is shown more clearly
  • Some improvements to driver-to-device matching
  • Fixing bugs:
  • Fixed a rare crash when scanning for drivers
  • Fixed a rare issue that occurs when activating a license
  • We fixed an issue that would cause a loss of settings in CCleaner Portable
  • Screen readers are now more polite when reading “FAQ”

New in CCleaner 6.02.9938 Ad-supported (Jul 20, 2022)

  • CCleaner 6.02 brings new cleaning and usability improvements to our maintenance and optimization features. Performance Optimizer has had some updates to make it even easier to use. We’ve also made it more easy to track which driver updates are being skipped, and we've added more free cleaning for numerous popular Microsoft Store apps, including TikTok and Telegram. This cleaning is optional: you can control it in Custom Clean.
  • Expanding our cleaning:
  • We've added new cleaning for Microsoft Store installations of:
  • TikTok, Telegram, Discord & Amazon Prime
  • Adobe Acrobat, Dolby access, Microsoft Sticky Notes, Lively Wallpaper
  • We've improved cleaning for Store installations of:
  • Microsoft Todo, iTunes, annd Amazon Music
  • We've stopped Health Check from cleaning Store installations of:
  • Telegram, Acrobat Adobe Reader and Discord
  • Taking the hassle out of PC maintenance:
  • Skipped driver updates are now grouped in their own list
  • Helping you to keep your PC running fast and smooth:
  • We’ve made various improvements to Performance Optimizer
  • It’s now clearer when an app is waiting for a Windows restart before it can be placed into Sleep Mode
  • Increased size of the program list so you can see more programs at once
  • Updated the mouse hover behavior on buttons and list rows to make your experience more intuitive
  • Added a helpful explanation of what to expect when you put your first program into ‘sleep mode’
  • Added confirmation text if the ‘Active/Sleeping Programs’ lists are empty
  • Added confirmation text once you've put your programs into ‘sleep mode’ (or ignore)
  • Simplifying the app:
  • We fixed an issue in Health Check where ticks were not being displayed
  • We're working on improvements to how you manage your cleaning schedule — watch this space!
  • Fixing bugs:
  • During uninstallation, CCleaner now only removes the files it creates from its install directory
  • Fixed default cookies not being set in some installers
  • Fixed a rare crash reported by one of our users

New in CCleaner 6.00.9727 (May 13, 2022)

  • Helping you to keep your PC running fast and smooth:
  • Added a new Performance Optimizer feature
  • Scans for apps that run in the background
  • Allows you to sleep apps that aren’t needed, reducing system load
  • Keeps apps asleep while not in use
  • Wakes apps up safely when needed by you or another application
  • Contains a guide and FAQ section
  • We fixed some bugs found during our feature preview test phase
  • You can read more about this feature in our blog post
  • Expanding our cleaning:
  • Added cleaning of Windows Software Distribution logs
  • Added optional cleaning of Google programs backup files
  • Added optional cleaning of Apple programs backup files
  • Added optional cleaning of Steam backup files
  • Improved cleaning of Safari internet history
  • Improved cleaning of Chromium internet cache (JS files)
  • Taking the hassle out of PC maintenance:
  • We’ve added 50 new apps to our Software Updater!
  • More to come this summer
  • Request an app at ideas.ccleaner.com
  • Simplifying the app:
  • Added a helpful ‘Paste’ button into the License Key screen
  • Improved Account Menu display for high-DPI screens
  • Made some license registration errors more understandable
  • To avoid mishaps, CCleaner will always be installed to a /CCleaner/ folder
  • Making the app inclusive (Accessibility):
  • Our new Performance Optimizer feature has full support for NVDA screen reader
  • The Account Manager menu now works better with NVDA screen reader
  • Keeping you safe:
  • As part of our continued commitment to security, we’ve made various minor security improvements based on testing (penetration testing, static code analysis).
  • Updates like these are typical, preventative measures taken by all good software companies.

New in CCleaner 5.92.9652 (Apr 11, 2022)

  • In this release, we’ve expanded cleaning for Edge, Firefox and Chrome and renamed some files for better clarity around what CCleaner is cleaning.
  • We’ve also released a preview of our new Performance Optimizer feature to a limited number of CCleaner users for their feedback. This new feature puts apps into ‘Sleep’ mode if they’re not needed to boost system performance.
  • Expanding our cleaning:
  • We added cleaning of bookmark backups in Edge and Firefox
  • We expanded our Google Chrome ‘Metrics Temp Files’ rule to include Setup Metrics
  • We’ve renamed the ‘Windows SubSystems Temp Files’ rule to “Network Data Usage” to make it clearer that this rule removes historical, statistical data about your network usage.
  • Helping you to keep your PC running smoothly:
  • We have released a preview of our new Performance Optimizer feature to a small number of users for their feedback
  • This new feature is not yet suitable for users of assistive technologies, but will be when fully released
  • We expect to make it available to everyone very soon! :-)

New in CCleaner 5.91.9537 (Mar 17, 2022)

  • Maintaining cleaning reliability:
  • We’re now cleaning Google syndication cookies fully in Google Chrome
  • Making CCleaner easy to use:
  • We’ve created a new way to register a license key in the product (find it in ‘Options’ > ‘License Key’)
  • We’ve improved the design of the screen to make it simpler to register your CCleaner license key
  • You’ll now see a more helpful message if something goes wrong
  • Finally, we have an improved screen where you can review and manage your license
  • Keeping the app running smoothly:
  • We addressed a bug that was causing the ‘Save to Text File’ action in the Uninstall tool to add unwanted whitespace, making it copy-paste-unfriendly for spreadsheets
  • CCleaner no longer crashes when importing cookies from a text file (‘Cookies to Keep’ right-click menu)

New in CCleaner 5.90.9443 (Feb 16, 2022)

  • Expanding our cleaning:
  • Added new temp file cleaning for Chrome User Data
  • Added new temp file cleaning for various Windows system components
  • Added new temp file cleaning for Microsoft Photos app
  • Fixed a bug in cleaning for Windows Game Explorer

New in CCleaner 5.89.9401 (Jan 25, 2022)

  • Better cleaning:
  • We are cleaning Chromium browser cookies again, after a change to where Chromium stores them. This affects all Chromium browsers, e.g. CCleaner Browser, Google Chrome, Microsoft Edge, Brave, Vivaldi, Opera and Yandex.
  • We've added support for cleaning Firefox where it’s installed via the Microsoft Store. Every app installed via the Microsoft Store saves to a new location, so we will be working our way through other popular apps on the Store to ensure that CCleaner is able to clean them.
  • Improved technology:
  • We have upgraded CCleaner to use C++ 20. This allows us to work more efficiently and deliver app improvements more quickly.
  • Patch release 5.89.9401:
  • We’ve resolved an issue that was preventing the app from updating successfully for some users

New in CCleaner 5.89.9385 (Jan 24, 2022)

  • Better cleaning:
  • We are cleaning Chromium browser cookies again, after a change to where Chromium stores them. This affects all Chromium browsers, e.g. CCleaner Browser, Google Chrome, Microsoft Edge, Brave, Vivaldi, Opera and Yandex.
  • We've added support for cleaning Firefox where it’s installed via the Microsoft Store. Every app installed via the Microsoft Store saves to a new location, so we will be working our way through other popular apps on the Store to ensure that CCleaner is able to clean them.
  • Improved technology:
  • We have upgraded CCleaner to use C++ 20. This allows us to work more efficiently and deliver app improvements more quickly.

New in CCleaner 5.88.9346 (Dec 14, 2021)

  • Better driver updating:
  • We've made some improvements to how Driver Updater searches for driver updates for you
  • We fixed an issue where the update counter on the Driver Updater icon was not updating correctly
  • Improved accessibility support:
  • We’ve improved navigation the ‘upgrade’ screen if you use NVDA screen reader
  • Bug fixes:
  • We fixed a bug in Health Check that was hiding the ‘Back to Overview’ button once you clicked on the icons for ‘Privacy,’ ‘Space,’ and others for more detailed information
  • We fixed a bug where you might get asked for admin permissions to run CCleaner (even if you’ve already granted them)
  • We fixed a bug where a ccleaner.ini file gets created incorrectly

New in CCleaner 5.87.9306 (Nov 16, 2021)

  • Better cleaning:
  • We’ve improved Microsoft Edge Chromium cache cleaning
  • We’ve added new cleaning for Windows Event Trace Log (ETL) files
  • A more helpful Driver Updater:
  • The feature icon now tells you when there are driver updates available
  • We’ve fixed an issue that meant that some drivers would not update on the first attempt
  • We've fixed visual bugs that occur on high DPI screens or high zoom settings
  • Long driver names now display correctly in the app
  • Easier subscription management:
  • We've added a new menu where you can manage your CCleaner subscription and discover other CCleaner products
  • Additional bug fixes:
  • We've fixed an issue in Software Updater where some 32-bit software was incorrectly claiming updates were available
  • We've fixed some non-English display issues in Health Check

New in CCleaner 5.86.9258 (Oct 20, 2021)

  • Shh! CCleaner:
  • We’ve fixed a bug where cleaning and update notifications were interrupting fullscreen applications
  • Note: a notifications bug remains for users of Razor Cortex - we’re in contact with Razor and a fix is in progress
  • Clearer information:
  • We’ve made improvements to Smart Cleaning notifications to make them easier to understand
  • We’ve updated some text in Health Check to reduce confusion
  • We’ve fixed a bug where using a VPN connection would show certain parts of Health Check as ‘offline’
  • We’ve fixed a bug in the icon menu that was hiding the ‘Exit’ button beneath the Taskbar
  • Speaking your language:
  • We’ve fixed some Chinese character display issues in Health Check
  • We’ve improved how assistive technology reads out your current position in a list, in non-English languages
  • Far out, man:
  • We’ve fixed some drivers thinking they were born in the 1970s!

New in CCleaner 5.85.9170 (Sep 14, 2021)

  • Managing notifications:
  • We’ve made it easier to switch off a Smart Cleaning alert if you don’t find it helpful
  • Keeping your drivers updated:
  • CCleaner now automatically scans for new drivers once per week
  • To reduce confusion caused by different vendors’ version numbering, drivers now display date published instead of version (the version info is still in the Driver Details screen)
  • Small accessibility and usability improvements
  • Getting started with CCleaner:
  • We’ve added a short intro to the product to give newcomers a bit of guidance
  • Smoother CCleaner experience:
  • We’ve fixed a crash that occurs when we try to clean Firefox that was installed with a non-admin Windows user account
  • We’ve added a warning when trying to register the paid product while not logged into an administrator account

New in CCleaner 5.84.9143 (Sep 9, 2021)

  • Stability:
  • We have resolved a bug that was creating excessive load on our infrastructure.

New in CCleaner 5.84.9126 (Aug 18, 2021)

  • Improving your CCleaner experience:
  • Smart Clean no longer prompts you to clean certain browsers if they are closed via an automated process (addresses some ‘ghost’ cleaning notifications)
  • We’ve made it even simpler to use Health Check in subsequent visits to CCleaner
  • Driver Updater:
  • We’ve made it easier for you to know which drivers to revert if an update causes a problem
  • This new revert flow will also help us to understand where improvements to driver compatibility is most needed
  • General:
  • The PC info section now detects Windows 11 correctly
  • An indicator in the app now tells you when your subscription is nearing expiry
  • Fixed some uncommon bugs in license registration
  • Fixed some Chinese character display issues

New in CCleaner 5.83.9050 (Jul 20, 2021)

  • Cleaning improvements:
  • New support for Windows 10 Snip & Sketch temporary files
  • Improved cleaning of Microsoft OneDrive logs
  • Driver Updater:
  • Improved error handling messages and options
  • Fixed a bug where driver categories were not displaying correctly
  • Fixed a bug causing UI issues when navigating between tabs
  • Fixed a bug causing the program to hang when scanning for drivers to update

New in CCleaner 5.82.8950 (Jun 17, 2021)

  • New PRO Feature: Driver Updater!
  • Our mission at CCleaner is to make our customers’ lives easier by simplifying their relationship with digital technology. Today, we’re bringing safe and reliable driver updates to CCleaner Professional, with no need to break the bank on an additional app. Our new Driver Updater finds more drivers than built-in solutions, saves you time and stress from having to find drivers on the web, and delivers drivers that are safe and reliable. Improve media performance, reduce crashes and bugs, and enjoy a better PC experience today!

New in CCleaner 5.81.8895 (Jun 8, 2021)

  • Health Check:
  • Fixed a crash if using Health Check without an internet connection
  • Driver Updater Beta:
  • Released to a limited group for initial feedback
  • You can use the ‘Give Feedback’ button within the feature to share your thoughts
  • Not yet suitable for users of assistive technologies (it will be when fully released)
  • We expect to make it available to everyone very soon! :)
  • General:
  • Minor bug fixes
  • Minor UI improvements

New in CCleaner 5.80.8743 (May 25, 2021)

  • Disk Analyzer:
  • Fixed a bug where files were not shown when viewing scan results by file type
  • General:
  • Minor improvements to Trial experience

New in CCleaner 5.79.8704 (Apr 29, 2021)

  • Cleaning:
  • Added new cleaning of Slack cache (this optional setting does not wipe message history)
  • We have re-enabled the ‘Wipe Free Space’ feature with new diagnostics information to catch a bug that was reported but not reproduced in our thorough testing
  • We have added optional debug logging to try to catch a rare ‘rule duplication’ bug
  • Security:
  • We fixed some instances where the app was using HTTP instead of HTTPS

New in CCleaner 5.78.8558 (Mar 25, 2021)

  • Cleaning Settings:
  • Restored support for local domains to the ‘Cookies To Keep’ whitelist (e.g. ‘localhost’, ‘desktop2’)
  • We have disabled the ‘Wipe Free Space’ feature while we investigate reports of erroneous data erasure
  • Cleaning Automation:
  • You can now choose to use standard cleaning rules or Custom Clean for scheduled cleans
  • Fixed a bug where unchecking Smart Cleaning did not uncheck its child options
  • New Onboarding Flow:
  • We've added a new quick start guide called Help Hub that is active during a trial for some users (currently EN only)
  • Accessibility:
  • The new CCleaner onboarding experience fully supports NVDA screen reader and meets WCAG AA requirements
  • Tab navigation order through different sections of the app window is now more consistent
  • Improved Search Field labelling for NVDA
  • Fixed an issue where Disk Analyzer would hang at the end of analysis if NVDA was running

New in CCleaner 5.77.8448 (Feb 18, 2021)

  • Cleaning:
  • Added Download History cleaning for Avast Secure Browser
  • Updates:
  • Updated the visual design of the product update sequence
  • Fixed a bug where the system tray icon was displaying when it shouldn’t
  • Fixed a rare bug where Update Notifications would be shown when they shouldn’t
  • General:
  • Improved support for screen readers in the purchase flow
  • Fixed a bug where the license information could be reset and lost

New in CCleaner 5.76.8269 (Jan 14, 2021)

  • Cleaning:
  • We now prevent invalid data from being imported to the ‘Cookies to Keep’ list
  • We now clean up any of our dump files created more than 14 days ago when you run CCleaner
  • Accessibility:
  • We’ve made many improvements to NVDA screen reader support in Health Check
  • We’ve improved NVDA support for reading checkbox lists and checkbox statuses
  • General:
  • We resolved a permissions error when enabling the ‘Save files to INI’ option
  • We fixed an error when enabling the ‘Skip UAC’ option
  • We fixed a rare bug where an update could unregister CCleaner Professional
  • We’ve made some text labels clearer

New in CCleaner 5.75.8238 (Jan 13, 2021)

  • Cleaning:
  • The ‘Cookies to Keep’ list can now import any text file (‘Options’ → ‘Updates’)
  • Chrome Beta cleaning has been restored
  • General:
  • We fixed a silent crash when closing CCleaner
  • We’ve made it clearer how Smart Cleaning settings interact with each other
  • We’ve added a note to explain that Smart Cleaning uses the Custom Clean settings
  • We’ve improved the wording of ‘Run CCleaner at startup’ to ‘Launch CC app windows each time the computer starts’
  • The language list now lists languages in their native tongue (‘Options’ → ‘Settings’ )
  • We’ve fixed some text translations throughout the app

New in CCleaner 5.74.8184 (Nov 9, 2020)

  • Cleaning:
  • This release contains an essential session cleaning compatibility update for Chromium browsers such as CCleaner Browser, Google Chrome, Edge, Brave, Opera, Opera GX, Avast Secure Browser and Vivaldi.
  • Automatic Updates:
  • Updates to CCleaner will now be applied automatically in CCleaner Free.
  • You can review your Update Preferences in the ‘Options’ → ‘Updates’ menu.
  • If automatic updates are enabled, CCleaner will run in the background and check for them twice daily (if you run CCleaner it will always check for an update first).
  • Update Preferences:
  • We have simplified the ‘Options’ → ‘Updates’ menu down to two settings: one for controlling automatic updates and another for controlling update notifications.
  • General:
  • We fixed a bug where text in warning message boxes was highlighted.

New in CCleaner 5.73.8130 (Oct 26, 2020)

  • This release brings a design update that makes it easier to see the status of your CCleaner Professional license in the app. We’ve also made it easier to renew your license and reactivate it.
  • License Management:
  • The status of a CCleaner license is now clearer in the UI
  • Disabled or expired licenses can now be reactivated from the app
  • Accessibility:
  • Improved screen reader navigation on the Cookies, Registry & Users screens

New in CCleaner 5.72.7994 (Sep 23, 2020)

  • Cleaning:
  • Fixed Saved Passwords not being cleaned in Firefox v80
  • Accessibility:
  • Greatly improved support for NVDA and JAWS screen readers so that people with visual impairment who use assistive technology can navigate quickly and intuitively through the app
  • Updated color contrast throughout the user interface to make text, icons, and buttons more readable for people with color vision deficiency
  • Fixed certain message boxes not having focus when they appear

New in CCleaner 5.71.7971 (Sep 14, 2020)

  • Cleaning:
  • Firefox internet cache cleaning now includes startup cache
  • New! Added cleaning for Spotify to clean cached songs (but not your saved songs for offline use)
  • Privacy Settings:
  • All users can now opt out of offers for other products

New in CCleaner 5.70.7909 (Aug 6, 2020)

  • Important information for Firefox users:
  • If you use Firefox with a Firefox account, we strongly recommend that you update CCleaner to version 5.70 before cleaning. This version of CCleaner fixes an issue that can cause extension settings to be lost in Firefox.
  • The update also includes performance improvements and improved support for Opera GX.
  • Important fix for Firefox users:
  • Fixed a bug where CCleaner could wipe extension settings in Firefox if using a Firefox account
  • Cleaning:
  • Added Smart Clean support for Opera GX
  • CCleaner now differentiates between Opera and Opera GX processes
  • Fixed a rare bug where Health Check would not close all selected browsers
  • General:
  • Fixed a performance issue where CCleaner could use more CPU than it needed
  • DetectOS syntax correctly supports full Windows build numbers in WinApp2

New in CCleaner 5.69.7865 (Jul 21, 2020)

  • Cleaning:
  • Added cleaning support for Opera GX gaming browser
  • General:
  • Minor UI improvements
  • Fixed DetectOS from|to syntax functionality in WinApp2
  • Fixed occasional missing information in the Licence Information screen

New in CCleaner 5.68.7820 (Jun 25, 2020)

  • This version of CCleaner brings improved cleaning to Firefox and Chromium browsers.
  • Cleaning:
  • Fixed browser extensions not being shown in Firefox and Chrome
  • Fixed cleaning of ‘Last Download Location’ in Chromium browsers
  • Health Check:
  • Users can now provide a comment with their rating

New in CCleaner 5.67.7763 (Jun 25, 2020)

  • This version of CCleaner brings more cleaning to Firefox, improvements in the delivery of our Professional trial guided experience, and some stability fixes for Windows 7 users.
  • Cleaning:
  • Added optional cleaning of Firefox crash reports
  • General:
  • Fixed a potential crash when CCleaner Professional, Business or Tech Editions launch on Windows 7
  • Fixes to the Professional trial to improve the delivery of its guided experience

New in CCleaner 5.66.7716 (May 1, 2020)

  • Cleaning:
  • Brave browser can now be cleaned independently
  • Vivaldi browser can now be cleaned independently
  • Health Check:
  • Fixed an issue where 'Cookies' was also deleting internet history and was incorrectly reporting large numbers of trackers
  • Internet history is now deleted via the ‘History’ Privacy category, which also includes download history and recently typed URLs
  • Pro Trial:
  • Starting a CCleaner Professional trial now gives you a guided experience to its features

New in CCleaner 5.66.7705 (Apr 29, 2020)

  • Cleaning:
  • Brave browser can now be cleaned independently
  • Vivaldi browser can now be cleaned independently
  • Health Check:
  • Fixed an issue where 'Cookies' was also deleting internet history and was incorrectly reporting large numbers of trackers
  • Internet history is now deleted via the ‘History’ Privacy category, which also includes download history and recently typed URLs
  • Pro Trial:
  • Starting a CCleaner Professional trial now gives you a guided experience to its features

New in CCleaner 5.65.7632 (Mar 24, 2020)

  • Better Cleaning:
  • Added new areas in Internet Explorer’s LocalAppData
  • Improved Internet Explorer cache cleaning
  • Smart Cleaning:
  • Browser Smart Cleaning now supports Edge Chromium
  • Health Check:
  • Health Check no longer shows a connection error incorrectly (thanks nukecad!)
  • Improved wording around connection errors to avoid unnecessary confusion
  • Fixed Health Check freezing in some cases when CCleaner is launched (thanks APMichael!)
  • Localization:
  • CCleaner is now translated into Bengali and Urdu
  • Made improvements to various translations
  • Fixed a bug where the Estonian language option was showing Slovenian
  • Bug Fixes & Minor Changes:
  • Fixed a bug where erroneous data was being added to the .ini file (thanks larryg1516!)

New in CCleaner 5.63.7540 (Oct 15, 2019)

  • This release contains an important security update and some minor bug fixes and UI updates

New in CCleaner 5.61.7392 (Aug 20, 2019)

  • Windows Cleaning:
  • Added cleaning for Windows 10 clipboard history
  • General:
  • Improved translations for: Arabic, Chinese (Simplified), Chinese (Traditional), Danish, Finnish, Hungarian, Korean, Norwegian, Slovak, Swedish and Turkish
  • Stability improvements

New in CCleaner 5.61.006 Beta (Aug 19, 2019)

  • In preparation for Microsoft's upcoming launch of their NEW Edge Chromium browser (more info) we have been busy adding support for it in CCleaner. So we can start getting feedback as early as possible we have put our progress thus far into a Beta, which contains the following cleaning rules:
  • Internet Cache
  • Cookies
  • Internet History
  • Download History
  • NOTE:
  • Currently CCleaner treats both the Canary and Dev versions of the browser as the same (more info on them here), meaning both will be cleaned at the same time. Feel free to let us know if this is going to be a problem.

New in CCleaner 5.60.7307 (Jul 17, 2019)

  • Browser Cleaning:
  • Improved the Flash cleaning rules in Chrome, Opera & CCleaner Browser
  • CCleaner Browser:
  • Added Smart Cleaning & Easy Clean support
  • Software Updater:
  • Fixed a disappearing text bug
  • Fixed a navigational bug

New in CCleaner 5.59.7230 (Jun 25, 2019)

  • Easy Clean:
  • Fixed a bug that prevented Easy Clean from being shown correctly to a small percentage of users
  • Software Updater:
  • Fixed a DPI display bug in the upgrade window
  • Localization:
  • Inserted additional translations into the installer

New in CCleaner 5.58.7209 (Jun 6, 2019)

  • Easy Clean:
  • Fixed a bug that was causing Easy Clean to disappear from the navigation menu
  • Browser Cleaning:
  • Fixed an issue that prevented the cleaning of Chrome's Download History
  • Installer:
  • Google Toolbar for Internet Explorer is no longer offered in CCleaner

New in CCleaner 5.57.7182 (May 14, 2019)

  • Easy Clean:
  • NEW! Simplified cleaning flow: ‘Easy Clean’
  • Original ‘Cleaner’ renamed to ‘Custom Clean’
  • Software Updater:
  • Software Updater now confirms when there are no pending updates
  • Startup Management:
  • Added a new tab in ‘Startup’ to manage Windows Services
  • Settings & Preferences:
  • Added ‘preferred home screen’ setting (inherits preference from ‘cleaning results’ setting)
  • Installation:
  • Have made steps to address the ‘Error opening file for writing’ bug by improving termination of existing CCleaner processes prior to install

New in CCleaner 5.56.7144 (Apr 9, 2019)

  • Software Updater:
  • Moved the Software Updater to the second slot in the ‘Tools’ menu
  • Stability improvements
  • Improved software identification
  • Added new supported software
  • Browser Cleaning:
  • Improved IE & Edge cleaning
  • Bug Fixes:
  • Fixed an issue where the 'Cookies to Keep' list was not saving correctly
  • Localisation:
  • Added Malay language

New in CCleaner 5.56.003 Beta (Apr 2, 2019)

  • Software Updater:
  • Software updater has been moved to the second slot in the ‘Tools’ menu
  • Various crash fixes
  • Improved software identification
  • Added new software to the supported list
  • Browser Cleaning:
  • Added additional database tables for IE & Edge cleaning
  • Bug Fixes:
  • Fixed an issue causing blank rows in the ‘Cookies to Keep’ list
  • Localisation:
  • Added support for the Malay language

New in CCleaner 5.55 build 7108 (Mar 12, 2019)

  • Software Updater (CCleaner Professional edition):
  • Added new Software Updater feature to the ‘Tools’ menu
  • Scans your PC and shows any available updates
  • Select which apps you want to update and queue them up
  • More improvements coming soon!
  • Browser Plugins:
  • Fixed Opera plugins not displaying correctly

New in CCleaner v5.54 build 7088 (Mar 4, 2019)

  • Feature Preview
  • Some users of CCleaner Professional (and its trial) will find an early version of a new feature in the Tools menu. We will fully roll out this feature to CCleaner Professional in the coming weeks
  • General
  • Fixed an issue that, in isolated cases, could cause some notifications to be shown too often

New in CCleaner v5.53 build 7034 (Feb 20, 2019)

  • Cleaning Rules:
  • New cleaning rules for Amazon Music and Amazon Kindle
  • General:
  • Increased the default Smart Cleaning notification threshold
  • Fixed a crash when running CCleaner alongside Norton AV products
  • Fixed a crash in the Professional Trial

New in CCleaner v5.53 build 7034 (Feb 19, 2019)

  • Cleaning Rules
  • - New cleaning rules for Amazon Music and Amazon Kindle
  • General
  • - Increased the default Smart Cleaning notification threshold
  • - Fixed a crash when running CCleaner alongside Norton AV products
  • - Fixed a crash in the Professional Trial

New in CCleaner 5.52 Build 6967 (Jan 17, 2019)

  • Ѕubѕсrірtіоnѕ:
  • Аddеd ‘Ѕubѕсrірtіоn Маnаgеmеnt’ buttоn
  • Міnоr uѕаbіlіtу іmрrоvеmеntѕ tо thе ‘Lісеnѕе Іnfоrmаtіоn’ раnеl
  • Gеnеrаl:
  • Uрdаtеd а wеbѕіtе lіnk tо uѕе НТТРЅ
  • Аddеd nеw trаnѕlаtіоnѕ fоr ѕоftwаrе uрdаtе nоtіfісаtіоnѕ

New in CCleaner 5.51 Build 6939 (Dec 14, 2018)

  • Subscriptions:
  • Added ‘Subscription Management’ button
  • Minor usability improvements to the 'License Information' panel
  • General:
  • Updated a website link to use HTTPS
  • Added new translations for software update notifications

New in CCleaner 5.50.6911 (Dec 3, 2018)

  • Software Updates:
  • Added new menu: ‘Options’ > ‘Updates’
  • Added new controls for automatic updates and update notifications

New in CCleaner 5.49.6856 (Nov 12, 2018)

  • Windows and Browser Cleaning:
  • Added and improved cleaning to the Common Language Runtime (CLR) folders
  • Extended the cleaning of Windows error reporting temporary folders
  • Fixed Firefox cleaning rules which were causing corrupted profiles for some users
  • General:
  • Minor bug fixes
  • Small UI improvements

New in CCleaner 5.48.6834 (Oct 25, 2018)

  • Browser Cleaning:
  • Added workaround for cleaning Edge while in the ‘suspended’ state on Windows 10, build 1809. This workaround is temporary while we consider a more permanent solution.
  • Fixed cleaning of Edge cookies in Windows 10
  • Fixed a bug where cleaning Firefox Internet History would corrupt the profile
  • Feature Previews:
  • Added support for ‘feature previews’ (limited release of features in development)
  • Keep your eyes peeled for forthcoming feature previews!
  • General:
  • Renewed our digital security certificate as the previous one was due to expire.
  • The certificate publisher has been updated from ‘Piriform Ltd.’ to ‘Piriform Software Ltd.’

New in CCleaner 5.47.6701 (Sep 18, 2018)

  • General:
  • Fixed cleaning from the Recycle Bin context menu
  • Fixed cleaning via commandline
  • Browser Cleaning:
  • Added a new Edge cleaning rule for cleaning Credit Card data

New in CCleaner 5.46.6652 (Aug 30, 2018)

  • Privacy Settings:
  • Added a separate control for the reporting of anonymous usage data
  • Added a link to a Data Factsheet (LINK), which explains the data reported from CCleaner, why it’s reported, and what it’s used for
  • Smart Cleaning:
  • Renamed the ‘Monitoring’ feature to ‘Smart Cleaning’, to better describe its function (intelligent cleaning alerts)
  • Reworded checkboxes for clarity
  • If Smart Cleaning is disabled, CCleaner’s background process will close and the feature will not run on startup
  • General:
  • Restored previous System Tray and minimize behavior
  • Fixed various stability issues

New in CCleaner 5.44.6575 (Jun 26, 2018)

  • Internet Explorer cookies are now cleaned from the INetCache folder in Windows 10
  • Fixed a bug causing cleaning incompatibility with Firefox Malwarebytes extension
  • Added reminders for expired CCleaner Professional subscriptions

New in CCleaner 5.43.6522 (May 25, 2018)

  • Amended Privacy menu in CCleaner Free to include opt out of sharing usage data with third parties for analytics purposes

New in CCleaner 5.43.6520 (May 23, 2018)

  • Removed Font Cache cleaning temporarily while we resolve an incompatibility with the Windows 10 April Update
  • Added preference to select the level of detail on the Cleaning Results screen
  • Added new Privacy menu

New in CCleaner 5.42.6495 (Apr 23, 2018)

  • Browser Cleaning
  • Internet Explorer: Fixed a bug where cleaning Temporary Internet Files left some files behind
  • IE/Edge: Enhanced cleaning of YouTube viewing history (thanks alhazred!)
  • Cookies
  • Search terms are now highlighted in the results list
  • General
  • Where appropriate, CCleaner Free may recommend improvements to your system’s antivirus protection
  • Installer
  • Fixed an issue where localized text was overlapping in the Professional Edition installer

New in CCleaner 5.41.6446 (Mar 13, 2018)

  • UI:
  • NEW! Cleaning results now displayed as a Cleaning Summary (Free and Professional versions only)
  • NEW! Product tips to help users discover less visible features
  • NEW! Fresh, clean Upgrade page design
  • Browser Cleaning:
  • Edge/Internet Explorer: Fixed cleaning of cookie and icon file types on Windows 10 (thanks alhazred & Judesman for reporting this via our forum!)
  • Localization:
  • Added improved Estonian translations (thanks to our volunteer translator ProPaan!)
  • Technology:
  • Added support for Sciter: a lightweight, embeddable HTML/CSS/script engine for modern UI development

New in CCleaner 5.40.6411 (Feb 13, 2018)

  • Browser Cleaning:
  • Edge: Added new 'Set aside tabs' cleaning rule
  • Windows Cleaning:
  • Added warning for 'Old prefetch data' cleaning rule
  • General:
  • Minor improvements to user interface
  • Minor bug fixes

New in CCleaner 5.39.6399 (Jan 16, 2018)

  • Disk Analyzer:
  • Fixed a rare crash where a UI layer was still active
  • General:
  • Minor user interface improvements
  • Minor bug fixes

New in CCleaner 5.38.6357 (Dec 12, 2017)

  • Browser Cleaning:
  • Edge: Session clean no longer removes set-aside tabs
  • Chrome: Added support for cleaning cookies from Local Storage
  • Cookies:
  • Chrome Local Storage Cookies can now be managed from Cookie Manager
  • Windows:
  • CCleaner no longer cleans the list of files waiting to be renamed
  • Installer:
  • Fixed 'Error opening file for writing' error
  • General:
  • Fixed a library dependency that was preventing CCleaner from opening on Wndows XP in some cases
  • Fixed a rare case where CCleaner could check for updates multiple times in a short space of time

New in CCleaner 5.37.6309 (Nov 15, 2017)

  • Browser Cleaning:
  • Edge: Session clean no longer removes set-aside tabs
  • Firefox: Fixed an issue where some favicons were still being cleaned

New in CCleaner 5.36.6278 (Oct 24, 2017)

  • Browser cleaning:
  • Firefox: updated Session cleaning rule to support changes in Firefox 56.0
  • Chrome (& Chromium): updated Internet History cleaning rule to clean user activity data
  • Opera: updated Internet History cleaning rule to clean user activity data
  • Default Cleaning Rules:
  • Windows Explorer: Most Recently Used documents and other MRU files no longer cleaned by default
  • Windows Defender: Scan history no longer cleaned by default
  • Microsoft Office: MRUs no longer cleaned by default
  • Edge, Chrome/Chromium, Firefox, Opera, Safari, Thunderbird: Current session data no longer cleaned by default
  • Emergency Updater:
  • Added new executable: "CCUpdate.exe"
  • Added new Windows Scheduled Task: "CCleaner Update"

New in CCleaner 5.35.6210 (Sep 20, 2017)

  • All builds signed with new Digital Signatures

New in CCleaner 5.34.6207 (Sep 12, 2017)

  • Browser Cleaning:
  • Firefox: Internet History cleaning rule no longer removes Favicon content
  • General:
  • Minor GUI improvements
  • Minor bug fixes

New in CCleaner 5.33.6162 (Aug 15, 2017)

  • Settings:
  • Fixed an issue where Automatic Update continued to inform users of an existing update after the setting had been disabled
  • Browser Cleaning:
  • Updated Edge cookie cleaning definitions to include new tables from Microsoft
  • Fixed an issue in Firefox where extensions could not be deleted due to withdrawal of support for Netscape Plugin API
  • Fixed an issue in Firefox & Thunderbird where cleaning 'Site Preferences' would also clean 'Last Download Location'
  • Browser Plugins:
  • Browser Plugins list now saved as browserplugins.txt (not startup.txt)
  • Disk Analyzer:
  • Fixed an issue where analysis results did not display the full filepath
  • Stability:
  • Improved CCleaner launch sequence to resolve a UI lock

New in CCleaner 5.32.6129 (Jul 11, 2017)

  • Browser Cleaning:
  • Updated Firefox History cleaning definitions to correctly remove items with associated favicons
  • Updated Chrome History cleaning definitions to restore removal of 'Other Search Engines'
  • Restored support for cleaning 'Last download location' in Edge
  • Restored support for cleaning 'Last download location' in Firefox
  • Windows Cleaning:
  • 'Recent Documents' rule no longer removes items that have been 'pinned' in MS Office applications

New in CCleaner 5.31.6104 (Jun 13, 2017)

  • Improved Windows 10 Creators support
  • Improved Firefox History cleaning
  • Improved Chrome Cache and History cleaning
  • Optimized Scheduling functionality (Professional only)
  • Improved high-DPI support
  • Minor GUI improvements
  • Minor bug fixes

New in CCleaner 5.30.6063 (May 16, 2017)

  • Improved Edge Cookie cleaning
  • Updated Internet Explorer 10 and 11 History cleaning
  • Updated Thunderbird 52 History cleaning
  • Updated Windows Explorer MRU Cache cleaning
  • Improved SSD detection algorithm
  • Optimized Update Checking process
  • Minor GUI improvements
  • Minor bug fixes

New in CCleaner 5.29.6033 (Apr 18, 2017)

  • Improved Windows 10 Creators Update compatibility
  • Updated Edge History and Session cleaning
  • Updated Internet Explorer 10 and 11 Cache cleaning
  • Updated Firefox History and Cache cleaning
  • New Scheduling section (Professional only)
  • Updated various languages
  • Minor GUI improvements
  • Minor bug fixes

New in CCleaner 5.28.6005 (Mar 14, 2017)

  • Improved Chrome and Opera History cleaning
  • Improved Firefox Session and Cache cleaning
  • Updated Windows Explorer MRU cache cleaning
  • Improved 64-bit build architecture on Windows 10
  • Optimized Auto Update process (Professional only)
  • Updated ZoneAlarm cleaning
  • Minor GUI improvements
  • Minor bug fixes

New in CCleaner 5.27.5976 (Feb 14, 2017)

  • Improved Firefox and Chrome History cleaning
  • Improved Opera Beta cleaning
  • Improved Windows 10 Support
  • Improved Uninstall tool version sorting
  • Updated internal architecture
  • Added Foxit Reader 8.0 cleaning
  • Minor GUI improvements
  • Minor bug fixes

New in CCleaner 5.26.5937 (Jan 17, 2017)

  • Improved Firefox History and Session cleaning
  • Improved Opera History cleaning
  • Improved Thunderbird Session cleaning
  • Optimized 64-bit build architecture
  • Updated various translations
  • Minor GUI improvements
  • Minor bug fixes

New in CCleaner 5.25.5902 (Dec 13, 2016)

  • Added support for Firefox Web Extensions
  • Improved Firefox History and Cache cleaning
  • Improved Chrome and Opera Session cleaning
  • Improved Edge Extensions management
  • Improved DPI awareness and support
  • Minor GUI improvements
  • Minor bug fixes

New in CCleaner 5.24.5841 (Nov 25, 2016)

  • Improved Firefox History cleaning
  • Improved Opera and Vivaldi Session cleaning
  • Updated Internet Explorer and Edge Cache cleaning
  • Updated Windows Explorer MRU Cache cleaning
  • Improved Monitoring notifications
  • Minor GUI improvements
  • Minor bug fixes

New in CCleaner 5.24.5839 (Nov 15, 2016)

  • Improved Firefox History cleaning
  • Improved Opera and Vivaldi Session cleaning
  • Updated Internet Explorer and Edge Cache cleaning
  • Updated Windows Explorer MRU Cache cleaning
  • Improved Monitoring notifications
  • Minor GUI improvements
  • Minor bug fixes

New in CCleaner 5.23.5808 (Oct 18, 2016)

  • Improved Microsoft Edge and Internet Cache cleaning
  • Updated Microsoft Edge Tab cleaning
  • Improved Firefox History and Session cleaning
  • Updated various translations
  • Minor bug fixes
  • Minor GUI improvements

New in CCleaner 5.22.5724 (Sep 13, 2016)

  • Improved Windows 10 Anniversary Edition support
  • Improved Microsoft Edge Cookie and History cleaning
  • Updated Firefox extension management
  • Improved 64-bit build architecture on Windows 10
  • Updated ZoneAlarm 2016 cleaning
  • Minor bug fixes
  • Minor GUI improvements

New in CCleaner 5.21.5700 (Aug 16, 2016)

  • Improved Chrome 52 History and Cache cleaning.
  • Updated DOMStore cookie cleaning.
  • Improved Auto-Update checking process.
  • Improved crash reporting architecture.
  • Updated Xilisoft Video Converter cleaning.
  • Improved localization and language support.
  • Minor GUI improvements.
  • Minor bug fixes.

New in CCleaner 5.20.5668 (Jul 19, 2016)

  • Improved Firefox Internet Cache cleaning
  • Improved Chrome Download History cleaning
  • Added Vivaldi browser cleaning
  • Improved DPI awareness and high DPI support
  • Added Turkmen translation
  • Minor bug fixes and GUI improvements

New in CCleaner 5.19.5633 (Jun 23, 2016)

  • Improved Firefox and Chrome History cleaning
  • Improved Windows 10 MRU cache cleaning
  • Optimized Browser Plugin detection routine
  • Improved System Monitoring (Professional only)
  • Improved Window resizing and DPI support
  • Improved Unicode text support
  • Minor GUI improvements
  • Minor bug fixes

New in CCleaner 5.18.5607 (May 24, 2016)

  • Improved Microsoft Edge Cache and History cleaning.
  • Improved Firefox 46 Session cleaning.
  • Optimized detection and cleaning of portable browsers.
  • Improved Browser Monitoring functionality (Professional only).
  • Improved Unicode support in Startup and Browser Plugin management.
  • Improved localization support.
  • Minor GUI improvements.
  • Minor bug fixes.

New in CCleaner 5.17.5590 (Apr 26, 2016)

  • Improved Firefox 45 cleaning.
  • Improved Google Chrome Extension management.
  • Improved Windows Store apps Uninstall tool (Windows 8.1 and 10).
  • Optimized Start-up Items and Browser Plugins detection.
  • Improved localization and language support.
  • Minor GUI improvements.
  • Minor bug fixes.

New in CCleaner 5.16.5551 (Mar 22, 2016)

  • Added Opera GPU and Application cache cleaning.
  • Improved Google Chrome cleaning: IndexedDB, Quote Manager DB and Service Worker cache.
  • Improved Microsoft Edge Temporary Files cleaning.
  • Update Google Chrome Browser Plug-in management.
  • Improved keyboard navigation.
  • Updated various translations.
  • Minor GUI improvements.
  • Minor bug fixes.

New in CCleaner 5.15.5513 (Feb 23, 2016)

  • Updated Google Chrome cleaning: Cache, Session and History
  • Improved Firefox Cookie detection
  • Added Disk Analyzer search feedback
  • Improved System and Browser Monitoring (Professional only)
  • Improved Media Player Classic cleaning
  • Improved localization and language support
  • Minor GUI improvements
  • Minor bug fixes

New in CCleaner 5.14.5493 (Jan 26, 2016)

  • New Browser Plugins section for browser start up management.
  • Improved Google Chrome and Opera session cleaning.
  • Improved Disk Analyzer file scanning process.
  • Improved TeamViewer and PDF Creator cleaning.
  • Updated exception handling and reporting architecture.
  • Updated various translations.
  • Minor GUI improvements.
  • Minor bug fixes.

New in CCleaner 5.13.5460 (Dec 21, 2015)

  • Added Opera and Chrome Media Cache cleaning.
  • Improved Chrome Extension and Cache cleaning.
  • Improved Windows 10 Registry cleaning.
  • Optimized 64-bit build architecture.
  • Improved Auto-Update checking process.
  • Improved Unicode text support.
  • Minor GUI Improvements.
  • Minor bug fixes.

New in CCleaner 5.12.5431 (Nov 24, 2015)

  • Improved Firefox 42 Cache cleaning.
  • Improved Google Chrome Download History cleaning.
  • Improved Skip UAC on Windows 10.
  • Improved detection and cleaning of portable browsers.
  • Optimized cleaning rules loading routine.
  • Improved localization and language support. *END*
  • Minor GUI Improvements.
  • Minor bug fixes.

New in CCleaner 5.11.5408 (Oct 26, 2015)

  • Added Windows Store apps to Uninstall tool (Windows 8, 8.1 and 10)
  • Improved Google Chrome Download History cleaning
  • Improve Firefox 41 cleaning
  • Optimized Start-up Items detection routine
  • Improved keyboard navigation and shortcuts
  • Added Microsoft Office 2016 and Camtasia Studio 8.0 cleaning
  • Updated various translations
  • Minor GUI Improvements
  • Minor bug fixes

New in CCleaner 5.10.5373 (Sep 24, 2015)

  • Improved Microsoft Edge Cookie management.
  • Optimized internal architecture for faster start up.
  • Added Chrome extension cache and cookie cleaning.
  • Improved Firefox session cleaning.
  • Added Firefox HSTS (HTTP Strict Transport Security) cookie cleaning.
  • Improved Intelligent Cookie Scan.
  • Improved Window resizing and DPI support.
  • Added Corsican translation.
  • Minor GUI Improvements.
  • Minor bug fixes.

New in CCleaner 5.09.5343 (Aug 25, 2015)

  • Improved Microsoft Edge cleaning.
  • Faster UI and styling improvements.
  • Improved Windows 10 Registry detection and cleaning.
  • Improved Internet Explorer 11 DOMStore cleaning.
  • Optimized 64-bit build architecture for Windows 10.
  • Improved Paint.NET and Malwarebytes Anti-Malware cleaning.
  • Improved localization and language support.
  • Minor bug fixes.

New in CCleaner 5.08.5308 (Jul 23, 2015)

  • Improved Windows 10 (10240 RTM build) compatibility.
  • Improved Microsoft Edge Cache and Saved Password cleaning.
  • Improved Opera 30 Session cleaning.
  • Added Microsoft Edge Browser Monitoring (CCleaner Professional only).
  • Added 'Open CCleaner' to System and Browser Monitoring (CCleaner Professional only).
  • Improved Include and Exclude Wildcard support.
  • Added Foxit Reader 7 and RealTimes cleaning.
  • Improved Avira Antivirus, BlueStacks and Media Player Classic cleanin

New in CCleaner 5.07.5261 (Jun 29, 2015)

  • Improved Microsoft Edge (Spartan / IE 12) cleaning.
  • Improved Google Chrome Internet Cache and Session cleaning.
  • Added Firefox Web Apps start-up management.
  • Improved Windows 10 Recycle Bin and Delayed cleaning support.
  • Improved Skip UAC functionality for domain accounts.
  • Added Adobe Reader DC cleaning.
  • Updated various translations.
  • Minor GUI Improvements.
  • Minor bug fixes.

New in CCleaner 5.06.5219 (May 26, 2015)

  • Added Microsoft Edge (Spartan / IE 12) cleaning.
  • Improved Firefox session cleaning.
  • Improved Google Chrome Download History cleaning.
  • Improved system restore detection routine.
  • Improved keyboard navigation.
  • Updated exception handling and reporting architecture.
  • Improved localization and language support.
  • Minor GUI Improvements.
  • Minor bug fixes.

New in CCleaner 5.05.5176 (Apr 23, 2015)

  • Improved Windows 10 (build 10049) compatibility.
  • Improved Internet Explorer and Firefox Startup Items detection.
  • Improved Opera Cache and History cleaning.
  • Improved context menu management.
  • Improved DPI awareness and high DPI support.
  • Improved Unicode text support.
  • Updated various translations.
  • Minor GUI improvements.
  • Minor bug fixes.

New in CCleaner 5.04.5151 (Mar 25, 2015)

  • Added Include items option to ignore newer files.
  • Improved Opera history cleaning.
  • Improved Skip UAC functionality.
  • Optimized system restore detection routine.
  • Improved small screen size support.
  • Improved localization and language support.
  • Minor GUI Improvements.
  • Minor bug fixes.

New in CCleaner 5.03.5128 (Feb 26, 2015)

  • Added Google Chrome IndexedDB cleaning.
  • Improved Windows 10 (build 9926) compatibility.
  • Improved Firefox and Google Chrome session cleaning.
  • Improved Unicode support in Startup tool.
  • Improved keyboard navigation and shortcuts.
  • Updated various translations.
  • Minor GUI Improvements.
  • Minor bug fixes.

New in CCleaner 5.02.5101 (Feb 4, 2015)

  • Improved Firefox Local Storage and Cookie cleaning.
  • Improved Google Chrome 64-bit support.
  • Improved Firefox Download History analysis and cleaning.
  • Optimized Disk Analyzer scanning process.
  • Improved detection and cleaning of portable browsers.
  • Updated various translations.
  • Minor GUI Improvements.
  • Minor bug fixes.

New in CCleaner 5.01.5075 (Dec 22, 2014)

  • New Disk Analyzer tool.
  • Improved Firefox 34 cleaning.
  • Improved Opera History cleaning.
  • Optimized Memory and CPU usage.
  • Improved localization support.
  • Minor GUI Improvements.
  • Minor bug fixes.

New in CCleaner 5.0.5050 (Nov 27, 2014)

  • Includes all the changes from the previous Beta version

New in CCleaner 5.0.5035 Beta (Nov 15, 2014)

  • Interface change

New in CCleaner 4.19.4867 (Oct 27, 2014)

  • Added Windows 10 Preview compatibility.
  • Improved Opera 25 Cache cleaning.
  • Improved exception handling and reporting architecture.
  • Improved Auto-Update checking process.
  • Updated various translations.
  • Minor GUI Improvements.
  • Minor bug fixes.

New in CCleaner 4.18.4844 (Sep 29, 2014)

  • Added Active System Monitoring for Free users
  • Improved Firefox Saved Password cleaning.
  • Improved Opera History cleaning.
  • Improved 64-bit build architecture for Window 8 and 8.1.
  • Added Ashampoo Burning Studio 14, XnView and FastStone Capture cleaning.
  • Improved localization support.
  • Minor GUI Improvements.
  • Minor bug fixes.

New in CCleaner 4.17.4808 (Aug 27, 2014)

  • Added Google Chrome and Opera GPU cache cleaning.
  • Improved Google Chrome and Opera Download History cleaning.
  • Improved Firefox Aurora session cleaning.
  • Improved Firefox and Google Chrome Startup items detection.
  • Added PhotoScape, BlueStacks and ManyCam cleaning.
  • Improved AntiVir Desktop and Wondershare cleaning.
  • Minor GUI Improvements.
  • Minor bug fixes.

New in CCleaner 4.16.4763 (Jul 28, 2014)

  • Improved Google Chrome 36 cleaning and start-up management.
  • Improved Firefox browsing cache cleaning.
  • Added Repair option to Uninstall tool.
  • Improved 64-bit build architecture on Windows 7 and 8.
  • Improved Startup Item tool compatibility.
  • Added Teamviewer, Microsoft One Drive, Real VNC 5, Tag & Rename and Tango cleaning.
  • Minor GUI Improvements.
  • Minor bug fixes.

New in CCleaner 4.15.4725 (Jun 30, 2014)

  • Added Google Chrome 64-bit support.
  • Improved memory usage and management architecture.
  • Added Yandex browser cleaning.
  • Improved Wipe Free Space algorithm.
  • Added SnagIt 12, Format Factory, Nitro PDF Reader and Virtual DJ cleaning.
  • Added Social Media links.
  • Updated various translations.
  • Minor GUI Improvements.
  • Minor bug fixes.

New in CCleaner 4.14.4707 (May 26, 2014)

  • Improved Firefox and Mozilla based browser Cookie cleaning.
  • Improved Startup item Unicode support.
  • Improved Operating System detection.
  • Added Cyberfox browser cleaning.
  • Improved 64-bit Registry detection and cleaning architecture.
  • Added PowerArchiver 2013, Nitro Pro 9 and Stardock WindowBlinds cleaning.
  • Improved Microsoft Office 2010, Foxit Reader 6, AVG AntiVirus 8, 9, 10, 2012 and 2013 cleaning.
  • Minor GUI Improvements.
  • Minor bug fixes.

New in CCleaner 4.13.4693 (Apr 28, 2014)

  • Added Windows 8.1 Update 1 and Server 2012 R2 Update 1 compatibility.
  • Improved Chrome cleaning: Internet History, Last Download Location and Startup item management.
  • Improved Opera 15 and newer cleaning: Internet History, Last Download Location and Startup item management.
  • Added Firefox plugin activation mode support.
  • Improved handling of removed and unmounted disks.
  • Improved Windows keyboard shortcut support.
  • Improved Shutdown after cleaning and /AUTO command-line.
  • Added Wondershare Video Converter Pro, Aimersoft Video Converter Ultimate, Real Player Cloud cleaning.
  • Improved Java, Windows Defender, FrostWire, CuteFTP 9, Winamp, FileZilla, SUPERAntiSpyware, OpenOffice 4 cleaning.
  • Added Mongolian language.
  • Minor GUI Improvements.
  • Minor bug fixes.

New in CCleaner 4.12.4657 (Mar 28, 2014)

  • Added Opera 15 and newer Saved Form Information cleaning.
  • Added Opera Developer Channel support.
  • Improved ActiveX and Class Issue Registry cleaning.
  • Added Facebook and Twitter cookies to Intelligent Cookie Scan.
  • Improved Scheduler management (CCleaner Professional only).
  • Added Xilisoft Video Converter and DVD Ripper, dBpoweramp and SyncBackFree cleaning.
  • Improved Internet Download Manager, Oxygen XML Editor, Orbit Downloader, CA Anti-Virus, Microsoft AntiSpyware, and Vuze cleaning.
  • Minor GUI Improvements.
  • Minor bug fixes.

New in CCleaner 4.11.4619 (Mar 3, 2014)

  • Added Opera 15 and newer Startup item management.
  • Added File content duplicate detection to File Finder.
  • Improved Drive Wiper SSD detection.
  • Added Torch Browser support.
  • Added File Finder upper file size threshold.
  • Optimized Firefox Profile Startup items detection.
  • Improved Scheduler language support (Professional only).
  • Improved Google Earth, Winamp, MusicMatch Jukebox, Windows Live Messenger, Free Download Manager and Internet Download Accelerator cleaning.
  • Minor GUI Improvements.
  • Minor bug fixes.

New in CCleaner 4.10.4570 (Jan 27, 2014)

  • Improved Firefox 26 cleaning.
  • Improved Firefox extension management.
  • Improved Shutdown after cleaning and /SHUTDOWN command-line.
  • Added new cleaning scheduler (CCleaner Professional only).
  • Added Facebook Metro, Picasa 3, Spotify, Wondershare Video Converter Ultimate, Kingsoft Office 2013 and Sublime Text cleaning.
  • Improved Audacity cleaning.
  • Improved localization and language support.
  • Minor GUI improvements and bug fixes.

New in CCleaner 4.09.4471 (Dec 23, 2013)

  • Added Google Chrome v32 cleaning and startup management.
  • Added individual cookie cleaning from Cookies screen.
  • Improved Internet Explorer 11 DOMStore cleaning.
  • Added Shutdown after cleaning option.
  • Improved Live Monitoring notifications (CCleaner Professional only).
  • Added Alcohol 52%, The Bat and Nero 14 Platinum HD cleaning.
  • Improved Camfrog Video Chat, Alcohol 120%, Adobe Fireworks 6.0, Nero 12 Platinum HD Suite, Nero Video 11 and eMule cleaning.
  • Minor GUI improvements.
  • Minor bug fixes.

New in CCleaner 4.08.4428 (Nov 28, 2013)

  • Added Firefox 27 new cache location cleaning.
  • Improved Chrome cleaning: Flash cookies and last download location.
  • Improved Internet Explorer and Firefox Startup Items detection.
  • Enhanced Thunderbird and Firefox detection algorithm.
  • Improved context menu management.
  • Optimized system restore detection routine.
  • Improved secure deletion of files with long filenames.
  • Added advanced scheduled task management for Windows Vista and newer.
  • Improved portable browsers management in Startup screen.
  • Improved live monitoring notifications and settings (CCleaner Professional only).
  • Added CyberLink AudioDirector 4 and PowerDirector 12, Adobe Photoshop Elements 12 and Premiere Elements 12, Nero Express 2014 and BackItUp 2014 cleaning.
  • Improved Real Player, Real Player 15 and 16, Steam and Xfire cleaning.
  • Minor GUI improvements.
  • Minor bug fixes.

New in CCleaner 4.07.4369 (Oct 28, 2013)

  • Added Windows 8.1 compatibility.
  • Added Internet Explorer 11 Release Preview for Windows 7 compatibility.
  • Added old Windows installation folder cleaning.
  • Improved Internet Explorer history cleaning.
  • Added Baidu Spark browser cleaning.
  • Improved debug mode notification.
  • Added ABBYY FineReader 11.0, Corel PaintShop Pro X6 and Nero Burning Rom 2014 cleaning.
  • Improved WinZip, Java, UltraEdit, Macromedia Shockwave 10 and 11, Photodex ProShow Producer and RealPlayer SP cleaning.
  • Minor GUI improvements.
  • Minor bug fixes.

New in CCleaner 4.06.4324 (Oct 3, 2013)

  • Improved Internet Explorer DOMStore cookie cleaning.
  • Enhanced Firefox Internet History cleaning.
  • Added free text entry for include and exclude items.
  • Optimized Startup tool browser detection.
  • Updated procedure for recursive folder analysis and cleaning.
  • Improved system monitoring startup procedure (CCleaner Professional).
  • Added CDBurnerXP, UltraEdit, Photodex ProShow Producer, SketchUp Make 2013 and HandBrake cleaning.
  • Minor GUI improvements.
  • Minor bug fixes.

New in CCleaner 4.05.4250 (Aug 31, 2013)

  • Added Windows Server 2012 R2 Preview support.
  • Added Windows Event Log cleaning.
  • Updated Intelligent Cookie Scanning.
  • Improved behavior when removing System Restore points.
  • Improved Windows XP last download location cleaning.
  • Enhanced the File Finder function keyboard navigation.
  • Improved privacy data cleaning for multiple users in Internet Explorer 11 (CCleaner Professional).
  • Improved the time interval options for system monitoring (CCleaner Professional).
  • Updated exception handling and reporting architecture.
  • Added Adobe Premier Pro CC, OpenOffice 4, CuteFTP 9, and Directory Opus 10 cleaning.
  • Improved Foxit Phantom PDF and QuickTime cleaning.
  • Minor GUI improvements and bug fixes.

New in CCleaner 4.04.4197 (Jul 29, 2013)

  • Added Windows 8.1 Preview support.
  • Added Internet Explorer 11 cleaning.
  • Added Opera 15 cleaning.
  • Improved Google Chrome cleaning: Flash Cookies, Channel ID Cookies and Last Download Location.
  • Improved detection of Chromium based browsers.
  • Added Comodo IceDragon cleaning.
  • Improved detection and cleaning of portable browsers.
  • Improved Monitoring notifications (Pro version).
  • Added cleaning for Sony Vegas Pro 12.0, Bing Search, Bing Finance, Bing Maps, Bing News, Bing Sports and Bing Travel.
  • Added Hindi translation.
  • Minor GUI improvements and bug fixes.

New in CCleaner 4.03.4151 (Jun 28, 2013)

  • Added command line option to reboot after cleaning (/AUTO /RESTART).
  • Improved Firefox cleaning: Site Preferences, History and Startup items.
  • Improved Internet Explorer 10 cleaning: Saved Passwords, Userdata Cookies and Last Download Location.
  • Improved Internet Explorer 9 Last Download Location cleaning.
  • Improved Opera Cache cleaning.
  • Updated Startup items detection for Firefox and Google Chrome.
  • Added Cookie management for multiple users (Pro Version).
  • Improved Startup item management for multiple users on Windows 8 (Pro Version).
  • Added cleaning for Express Scribe, Gom Player, Skype Metro App, Twitter Metro and Adobe Reader Touch.
  • Improved cleaning for Microsoft Office 2013.
  • Added Thai translation.
  • Improved localization and language support.

New in CCleaner 4.02.4115 (May 31, 2013)

  • Improved History cleaning for Internet Explorer 10.
  • Optimized Cache cleaning for Internet Explorer 10.
  • Improved Download History cleaning for Firefox.
  • Improved DOMStore cookie cleaning for Internet Explorer 10.
  • Optimized detection of Google Chrome Startup items.
  • Improved drive detection in File Finder.
  • Improved System and Browser Monitoring (Pro Version).
  • Added cleaning for Adobe Fireworks 6.0, Nero 12 Platinum HD Suite, Foxit Reader 6.0, Virtual Clone Drive, PDFCreator and PDF Architect.
  • Improved cleaning for Freemake Video Converter.
  • Minor bug fixes and GUI improvements.

New in CCleaner 4.01.4093 (Apr 30, 2013)

  • Improved History cleaning for Google Chrome.
  • Improved compatibility with Firefox v19 and newer.
  • Optimized Registry cleaning algorithm for Windows 8.
  • Improved Internet Explorer 10 compatibility.
  • Improved Duplicate File Finder tool.
  • Optimized System and Browser Monitoring (Pro Version).
  • Added cleaning for Adobe Acrobat XI, VSO Blu-ray and DVD Converter Ultimate, Oxygen XML Editor 14 and Connectify Hotspot.
  • Improved cleaning for Google Earth and MailWasher Pro.
  • Minor GUI improvements.
  • Minor bug fixes.

New in CCleaner 4.00.4064 (Apr 2, 2013)

  • New improved graphics and icon.
  • Improved internal architecture for better performance.
  • New Duplicate File Finder tool.
  • New System and Browser Monitoring (Pro Version).
  • Optimized and improved Registry Cleaning.
  • Added cleaning for Avast Antivirus 8, Adobe Photoshop CS6, Samsung Kies and Real Player 16.
  • Improved Drive Wiper performance.
  • Optimized Startup item detection algorithm.
  • Optimized 64-bit builds on Windows 7 and 8.
  • Many performance improvements and bug fixes.

New in CCleaner 3.28.1913 (Feb 28, 2013)

  • Improved Windows 8 compatibility.
  • Improved cleaning for Windows Log Files.
  • Improved memory usage and performance on Windows 7.
  • Improved cleaning for Adobe Flash Player and ConvertXToDVD.
  • Added cleaning for Gadu-Gadu and Foxit Phantom PDF.
  • Faster automatic updating for Pro version.
  • Updated various translations.
  • Minor GUI improvements.
  • Minor bug fixes.

New in CCleaner 3.27.1900 (Jan 28, 2013)

  • Added cleaning for Internet Explorer Metro Cache.
  • Added cleaning for Internet Explorer Metro History.
  • Added Google Chrome v24 support.
  • Improved Firefox compatibility on v17 and newer.
  • Improved Google Chrome extension compatibility.
  • Improved Unicode text support.
  • Added Burmese translation.
  • Minor GUI improvements.
  • Minor bug fixes.

New in CCleaner 3.26.1888 (Dec 28, 2012)

  • Improved Firefox add-on management.
  • Improved Google Chrome extension management.
  • Optimized directory analysis algorithm.
  • Added cleaning for Office
  • Added cleaning for Adobe Reader
  • Fixed minor issue with Windows 8 installer.
  • Updated unicode translations.
  • Minor GUI improvements.
  • Minor tweaks and bug fixes.

New in CCleaner 3.25.1872 (Nov 30, 2012)

  • Added Google Chrome Extension management.
  • Improved compatibility with Windows 8 and Windows Server 2012.
  • Improved security when managing Firefox plugins.
  • Improved internal module loading speed.
  • Added cleaning for Adobe Dreamweaver, Corel PaintShop Pro X5 and Anonymizer.
  • Improved cleaning for Microsoft Office 2010 and ImgBurn.
  • GUI navigation improvements.
  • Minor bug fixes.

New in CCleaner 3.24.1850 (Nov 3, 2012)

  • Added Firefox Plugin and Extension management.
  • Optimized architecture for 64-bit builds of Windows 7 and 8.
  • Improved Firefox Aurora cookie cleaning.
  • Improved Chrome Canary Saved Form Information cleaning.
  • Added cleaning for AVG AntiVirus 2013, 4Sync, Copernic, DVDFab, Inkscape and PKZip.
  • Improved cleaning for Windows MRUs.
  • Faster automatic updating for Pro version.
  • Minor GUI improvements.
  • Minor bug fixes.

New in CCleaner 3.23.1823 (Oct 1, 2012)

  • Improved performance for Windows 8.
  • Improved memory usage and shutdown time.
  • Added support for Firefox 16.
  • Added Google Chrome DNS Prefetch cleaning.
  • Added Google Chrome journal and tmp file cleaning.
  • Improved Publisher discovery in Startup Tool.
  • Improved support for Run Once actions in Startup Tool.
  • Improved file deletion security.
  • Added support for CoolNovo formerly ChromePlus.
  • Minor GUI improvements.
  • Minor bug fixes.

New in CCleaner 3.22.1800 (Aug 29, 2012)

  • Added full support for Windows 8.
  • Improved Startup Item tool compatibility.
  • Improved benchmarking for Cleaner summary results.
  • Improved support for Custom Files and Folders.
  • Improved file security algorithms.
  • Added option to Exclude a single registry value.
  • Improved wildcard support in search boxes.
  • Fixed support for Windows 2000.
  • Minor GUI improvements.
  • Minor bug fixes.

New in CCleaner 3.21.1767 (Jul 30, 2012)

  • Added support for Windows Server 2012.
  • Added Opera plug-in cache cleaning.
  • Added benchmarking for Cleaner summary results.
  • Improved Startup Tool loading algorithm.
  • Improved Drive support in Drive Wiper tool.
  • Improved Font Cache cleaning.
  • Improved Wildcard behavior in search boxes.
  • Improved System Restore discovery.
  • Improved Windows 8 identification.
  • Added cleaning for Universal Extractor.
  • Updated Internet Download Manager cleaning.
  • Added Tatar translation.
  • Minor GUI improvements and bug fixes.

New in CCleaner 3.20.1750 (Jun 29, 2012)

  • Added Windows Explorer Context Menu management to Startup tool.
  • Added Windows 8 Release Preview compatibility.
  • Added Opera 12 support.
  • Updated History cleaning for Aurora.
  • Updated History cleaning for Chrome Canary.
  • Improved UAC bypass code.
  • Improved accuracy for uninstall items installation date and size.
  • Improved Scheduled Tasks detection.
  • Improved cleaning algorithm duplication detection.
  • Improved file and setting removal when uninstalling

New in CCleaner 3.19.1721 (May 29, 2012)

  • Added option to skip User Account Control (UAC) warning.
  • Added support for Firefox 13.0 beta.
  • Moved Thunderbird to be cleaned separately.
  • Improved Aurora History cleaning.
  • Improved Google Chrome Saved Passwords cleaning.
  • Improved Scheduled Tasks detection.
  • Improved Uninstaller Installation Date on XP.
  • Added cleaning for BitDefender.
  • Improved detection for Malwarebytes Anti-Malware, VLC Media Player and Avast! Antivirus 6.
  • Minor bug fixes.

New in CCleaner 3.18.1707 (Apr 28, 2012)

  • Added support for Firefox 12 final release.
  • Added support for Google Chrome 20.0 beta.
  • Added multi-select to detailed results view.
  • Improved support for Internet Explorer 64-bit Add-ons.
  • Improved folder detection algorithm for cleaning items.
  • Improved scrolling interface for Include/Excluding dialogs.
  • Improved compatibility with Windows 7 alt-tab functionality.
  • Improved user interface for Drive Wiper Tool.
  • Added support for Opera Portable. e.g. CustomLocation1=OPERA|T:\OperaPortable\Data\profile
  • Added cleaning for Corel VideoStudio Pro X5, MS Security Client and GIMP 2.8.
  • Improved cleaning for OpenOffice 3, AIMP 3.
  • Minor GUI improvements.
  • Minor bug fixes.

New in CCleaner 3.17.1689 (Apr 4, 2012)

  • Fixed bug in Windows Media Player.

New in CCleaner 3.17.1688 (Apr 4, 2012)

  • Added wildcard support for Cookie cleaning.
  • Improved Google Chrome Saved Form Information cleaning.
  • Improved Google Chrome History cleaning for Search Engines.
  • Added Hosts history cleaning in Aurora.
  • Added Shortcuts history cleaning in Google Chrome Canary.
  • Improved JumpList menu to avoid possible UI lock.
  • Improved option to close running browsers when cleaning.
  • Improved IE AutoComplete Form History and Saved Passwords cleaning.
  • Improved shortcut cleaning in Windows 8.
  • Added cleaning for CyberLink PhotoDirector 10, DivX player and Snagit 11.
  • Improved cleaning for Vuze, Windows Media Center, Windows Media Player,
  • Corel VideoStudio Pro X4 and Game Explorer.
  • Improved BitTorrent detection.
  • Minor bug fixes and improvements.

New in CCleaner 3.16.1666 (Feb 27, 2012)

  • Added Scheduled Task management in Startup tool.
  • Added Option to close running browsers when cleaning.
  • Improved Google Chrome History cleaning.
  • Improved Aurora History cleaning.
  • Improved Windows 8 compatibility.
  • Added cleaning for AIMP 3, Corel VideoStudio Pro X4 and AlZip.
  • Improved cleaning for Snagit 10, AntiVir Desktop, Ashampoo Burning Studio 11, and Adobe Acrobat 9.0 and 10.0.
  • Reduced 64-bit EXE memory usage.
  • Minor GUI improvements.

New in CCleaner 3.15.1643 (Jan 30, 2012)

  • Added Chrome Canary Omnibox search shortcut cleaning.
  • Added option to only clean Recycle Bin files deleted more than 24 hours ago.
  • Improved Firefox History cleaning.
  • Improved Analysis results for Firefox and Chrome cookies and cache.
  • Improved Driver Wiper feedback for successful operations.
  • Improved thread synchronization algorithm to avoid possible deadlocks.
  • Updated Chrome Canary Saved Form Information cleaning.
  • Updated Chrome Canary Saved Passwords cleaning.
  • Updated Aurora History cleaning.
  • Added cleaning for Camtasia Studio 7.0, CoffeeCup HTML Editor, Ashampoo Burning Studio 11, Any Video Converter Ultimate, ConvertXToDVD, Freemake Video Downloader, Audio Converter and Video Converter.
  • Improved cleaning for Windows Log Files and MS Search.
  • Improved file size detection algorithm for Recycle Bin.
  • Minor bug fixes.

New in CCleaner 3.14.1616 (Dec 27, 2011)

  • Improved Startup tool usability.
  • Improved IE Add-on management.
  • Improved Import/Export for Cookies.
  • Improved Recycle Bin cleaning and duplicated filenames.
  • Updated Chrome Canary Saved Form Information cleaning.
  • Updated Chrome Canary Saved Passwords cleaning.
  • Updated Chrome Canary Cookie cleaning.
  • Fixed bug in long filename extensions.
  • Added cleaning for Chrome Canary "Network Action Predictor".
  • Added cleaning for Real Player 15, PerfectDisk 12.5 and Windows Media Center.
  • Improved cleaning for WinRAR, Windows Log Files, uTorrent and Acrobat Distiller 10.
  • Minor bug fixes.

New in CCleaner 3.13.1600 (Dec 2, 2011)

  • Added IE add-on manager.
  • Added Firefox Jumplist Cache cleaning.
  • Improved Firefox and Thunderbird cache cleaning.
  • Improved Google Chrome Internet History cleaning for typed URLs.
  • Improved Google Chrome Canary Saved Form Information cleaning.
  • Improved Google Chrome Canary Saved Passwords cleaning.
  • Improved Recycle Bin cleaning with symbolic links.
  • Improved item exclusion feedback in Registry screen.
  • Improved keyboard usability on Intelligent Cookie scan dialog.
  • Added support for custom Thunderbird installation. e.g. CustomLocation1=THUNDERBIRD|C:\Portable\Thunderbird\Data\profile
  • Added cleaning for Corel PaintShop Pro X4, Nero Video 11 and Nero Vision 10.
  • Improved cleaning for WinRAR, LogMeIn, Office 2003, 2007 and 2010.
  • Added Indonesian translation.

New in CCleaner 3.12.1572 (Nov 2, 2011)

  • Added Firefox 8.0 Beta support.
  • Added Firefox 7.0 Final support.
  • Added secure delete for Cluster tips.
  • Added secure delete for Alternate Data Streams.
  • Added cleaning for Network Passwords.
  • Added PATH environment variable cleaning.
  • Added cleaning for Top Sites in Safari.
  • Improved support for Chrome Canary.
  • Improved support for Firefox Aurora channel.
  • Added cleaning for AVG AntiVirus 2012, ACDSee 14, BitZipper and Avast! Antivirus 6.
  • Improved cleaning for VLC Media Player and Axialis IconWorkshop.
  • Added Marathi translation.
  • Minor bug fixes.

New in CCleaner 3.11.1550 (Oct 10, 2011)

  • Fixed Recycle Bin issues.

New in CCleaner 3.11.1541 (Sep 30, 2011)

  • Added initial support for Windows 8.
  • Added expanded Recycle Bin contents in detailed view.
  • Improved Thunderbird cache cleaning support.
  • Improved Safari history cleaning.
  • Improved "Unused File Extensions" registry rule improvements.
  • Improved Secure file deletion on FAT32 file system.
  • Improved Drive Wiper tool to prevent UI freezing.
  • Improved cleaning for Windows Log Files, Memory Dumps, Microsoft Office 2007 and 2010.
  • Improved Speedbit Download Accelerator Plus cleaning.
  • Added cleaning for AkelPad.
  • Added Latvian translation.
  • Minor bug fixes.

New in CCleaner 3.10.1525 (Sep 5, 2011)

  • Added Firefox 7.0 Beta support.
  • Added Firefox 6.0 Final support.
  • Added IE 9.0.2 support.
  • Added Safari 5.1 binarycookies file cleaning and management.
  • Added cleaning for MS Search, Cached Fonts, RegEditX, SpeedBit DAP, Spyware Terminator, SUPERAntiSpyware, Acrobat Distiller 10 and Foxit Reader 5.0.
  • Improved cleaning for Internet Download Accelerator.
  • Improved Opera 9 Last Download Location cleaning.
  • Improved accuracy and reliability for free space and entire drive wiping.
  • Improved Safari local storage cleaning.
  • Improved Google Chrome "Saved Form Information" and "Saved Passwords" cleaning.
  • Updated various translations.
  • Minor optimization tweaks.

New in CCleaner 3.09.1493 (Jul 30, 2011)

  • Added Firefox 6.0 beta support.
  • Added HTML5 Offline cache cleaning and management for Firefox.
  • Added wildcard support to folders.
  • (i.e. "Include1=PATH|%AppData%\*\|*.txt|RECURSE"
  • or FileKey1=%AppData%\?*e|*.txt|RECURSE)
  • Added convertion of custom file entry to folder when using wildcard.
  • Added cleaning for Zune, BreezeBrowser Pro, FastStone Image Viewer, Notepad++ and NoteXpad.
  • Improved cleaning for Real Player.
  • Improved Chrome Saved Form Information and Saved Passwords cleaning.
  • Improved Enabling/Disabling StartUp items.
  • Improved icons detection for Uninstall screen.
  • Improved drag-and-drop functionality for Include/Exclude screen.
  • Improved localization support.
  • Improved StartUp items discovery.
  • Improved memory handling and garbage collection.
  • Minor UI tweaks.

New in CCleaner 3.08.1475 (Jul 7, 2011)

  • Added support for Firefox 5.0.
  • Improve Firefox History cleaning.
  • Improved cleaning for Windows Error Reporting and Other Explorer MRUs.
  • Added cleaning for Ditto, Evernote, I2P, McAfee AntiVirus, MS AntiMalware, PerfectDisk, PowerISO, UltraISO, GIMP, Go!Zilla, MagicISO.
  • Improved cleaning for 7-Zip, Daemon Tools, Windows Defender.
  • Improved DOMStore cookie domain discovery and cleaning.
  • Improved Uninstall tool scanning and uninstalling routines.
  • Improved Registry Cleaner detection algorithm.
  • Improved Start Up tool detection algorithm.
  • Added multiple monitor support.
  • Improved shortcut key accelerators.
  • Improved search response when using wild cards.
  • Added support for root registry keys in the exclude list.
  • Added Kazakh language.
  • Minor GUI improvements and fixes.

New in CCleaner 3.07.1457 (May 31, 2011)

  • Added Flash Player SOL setting file cleaning and management.
  • Added Safari Icon history cleaning.
  • Added cleaning for Windows Elevated Diagnostics.
  • Added cleaning for Kantaris Media Player, KMPlayer, Orbit Downloader, Pando, Sandboxie and Snagit.
  • Improved cleaning for XFire, Real Player, Windows Log Files, Macromedia Shockwave 10 and 11.
  • Improved Google Chrome thumbnails and favicons cleaning.
  • Improved Google Chrome Saved Form Information cleaning.
  • Improved Google Chrome Save Passwords cleaning.
  • Improved Opera Last Download Location cleaning.
  • Improved Remote Desktop cleaning.
  • Improved Recent Documents cleaning.
  • Improved Exclusion functionality for Registry cleaning.
  • Improved Registry cleaning for Windows Services.
  • Improved Drive Wiper functionality and feedback.
  • Fixed bug in Cookie importing/exporting.
  • Minor translation fixes.

New in CCleaner 3.06.1433 (May 3, 2011)

  • Added HTML5 IndexedDB cleaning and management for Firefox and Chrome.
  • Added HTML5 Offline cache cleaning and management for Opera and Safari.
  • Added Firefox Site Preferences cleaning.
  • Added Opera Last Download Location cleaning.
  • Added Opera Recently Typed URLs cleaning.
  • Added Opera Session cleaning.
  • Improved Chrome Most visited Sites history cleaning.
  • Improved Registry reading and cleaning algorithm.
  • Improved Intelligent cookie scanning.
  • Improved IE Temporary Internet Files cleaning.
  • Improved IE History cleaning.
  • Improved "Windows Service" registry issue detection.
  • Improved "ActiveX and Class Issues" registry issue detection.
  • Updated Google Chrome icon.
  • Added cleaning for Core FTP, FileZilla, SmartFTP, A-Squared, MySpaceIM and MusicMatch Jukebox.
  • Improved cleaning for CuteFTP.
  • Minor bug fixes.

New in CCleaner 3.05.1409 (Apr 4, 2011)

  • Additional fix for Steam caching issues.

New in CCleaner 3.05.1408 (Mar 29, 2011)

  • Added support for Internet Explorer 9.
  • Added support for Firefox 4.0.
  • Added Internet Explorer Cached Feeds cleaning.
  • Added Internet Explorer Add-ons Statistics cleaning.
  • Added iTunes cookie management.
  • Added Opera cleaning for saved/opened directories paths.
  • Improved Firefox/Mozilla Saved Password cleaning.
  • Improved Intelligent cookie keeping functionality.
  • Improved Registry cleaning for Obsolete Software.
  • Improved Registry cleaning for Unused File Extensions.
  • Added Registry cleaner for Windows Services.
  • Added cleaning for obsolete Firewall Rules.
  • Added detection of invalid Browser Helper Objects.
  • Added new environment variables for user documents. (i.e. %CommonDocuments%, %CommonMusic%, %CommonPictures%, %CommonVideo%, %MyDocuments%, %Documents%, %MyMusic%, %Music%, %MyPictures%, %Pictures%, %MyVideo%, %Video%).
  • Added cleaning for Adobe Air, Advanced Searchbar, Steam, Xfire, Skype, AOL Instant Messenger, Camfrog Video Chat, Miranda Instant Messenger, Pidgin, Yahoo Messenger, ooVoo, TeamSpeak, Ventrilo Client, Ventrilo Server, FrostWire, uTorrent, Shareaza, iMesh, BearShare, DC++ and Ares.

New in CCleaner 3.04.1389 (Mar 1, 2011)

  • Added support for Windows 7 SP1.
  • Added Internet Explorer UserData cleaning and management.
  • Added Safari cookie management.
  • Improved Google Chrome detection.
  • Added Google Chrome JumplistIcons folder cleaning.
  • Added Opera Icon Cache folder cleaning.
  • Added support for Comodo Dragon.
  • Added support for SongBird embedded browser.
  • Added support for Thunderbird embedded browser.
  • Added Registry cleaner for Sound Events.
  • Improved Registry cleaning for Unused File Extensions.
  • Improved Registry cleaning for Application Paths.
  • Added environment variable support in Custom Locations.
  • Command line exporting of embedded INIs (/export [folder path]).
  • Added cleaning for Excel Viewer, FeedDemon, WinDiff and Last.FM, Free Download Manager, Internet Download Accelerator and Internet Download Manager.
  • Improved cleaning for AntiVir Desktop, AVG AntiVirus 10.0 and Windows Media Player.
  • Improved system file detection security.
  • Minor bug fixes.

New in CCleaner 3.03.1366 (Jan 25, 2011)

  • Added K-Meleon browser support.
  • Added Rockmelt browser support.
  • Added Chrome Plus browser support.
  • Added Saved Password cleaning for all browsers.
  • Added cleaning for multiple profiles in Google Chrome.
  • Added Recent Search History cleaning for Safari.
  • Added cleaning for Adobe Acrobat 9.0 and 10.0, Shockwave 10 and 11, Daemon Tools, Compare It! and Microsoft Search Helper Extension.
  • Improved Autocomplete Form History cleaning for IE9.
  • Improved Saved Form Information cleaning for Chromium based browsers.
  • Improved Internet History cleaning for Opera.
  • Improved Internet Cache cleaning for Firefox.
  • Improved cleaning for Silverlight and Adobe Reader.
  • Improved Office 2003 and XP to prevent removal of autocorrect settings.
  • Added more Windows MRU cleaning rules.
  • Added Belarusian translation.
  • Minor UI tweaks and fixes.

New in CCleaner 3.02.1343 (Dec 23, 2010)

  • Improved IE history cleaning for Windows 7, to deal with some persistent history entries.
  • Added import and export Cookie to Keep list.
  • Added cleaning for CloneCD, Ashampoo Burning Studio 10 and ExamDiff.
  • Added confirmation dialog when canceling wiping process in Drive Wiper.
  • Improved file size accuracy when analyzing and cleaning.
  • Improved cleaning for Windows Live Messenger, Antivir Desktop and ImgBurn.
  • Added file logging for all screens under Tools.
  • Added better support for mouse-wheel in all screens.
  • Improved icons in Rules tree for Vista and newer.
  • Fixed bug in Uninstall Tool to prevent entries from disappearing when renaming.
  • Minor tweaks and GUI fixes.

New in CCleaner 3.01.1327 (Nov 25, 2010)

  • Improved application startup time and INI loading speeds.
  • Removed need to reboot for Index.dat cleaning.
  • Improved cookie cleaning in Firefox 0 Beta
  • Improved Chromium based browser detection and cleaning.
  • Added support for Adobe Reader 10 and Acronis True Image.
  • Improved cleaning for 7-Zip, Adobe Reader 0, Microsoft Silverlight Isolated Storage, WinPatrol and Microsoft Management Console.
  • Added support for local domains in "Cookies to Keep" list.
  • Improved debugging with log file support using /DEBUG command-line parameter.
  • Improved detection algorithm for 64-bit and Program Files.
  • Improved folder drag and drop in Include options.
  • Fixed bug in Uninstall Tool during cancellation.
  • Improved drive detection in Drive Wiper screen.
  • Added support to refresh cleaning rules using F
  • Improved translations.
  • Minor GUI improvements

New in CCleaner 3.00.1310 (Nov 3, 2010)

  • Fixed bug with extensions on Chrome.
  • New CCleaner 64-bit native EXE.
  • New UI graphics and icons.
  • New internal scanning architecture.
  • New Drive Wiper tool screen under Tools section.
  • New Intelligent cookie keeping functionality.
  • Improved support for IE9.
  • Improved support for Google Chrome.
  • Improved HTML5 Database Storage cleaning.
  • Added support to clean Microsoft Silverlight Isolated Storage.
  • Added support for AVG AntiVirus 10.0, Audacity, LogMeIn Hamachi, BitTorrent and Windows Game Explorer.
  • Improved support for Vuze.
  • Added new environment variables: %SystemDirectory%, %SystemDirectory32% and %SystemDirectory64%.
  • Improved Registry backup to address problems when saving values.
  • Improved cleaning Windows Log Files for 64-bit OSs.
  • Many UI improvements and bug fixes.

New in CCleaner 3.00.1303 (Oct 29, 2010)

  • New CCleaner 64-bit native EXE.
  • New UI graphics and icons.
  • New internal scanning architecture.
  • New Drive Wiper tool screen under Tools section.
  • New Intelligent cookie keeping functionality.
  • Improved support for IE9.
  • Improved support for Google Chrome.
  • Improved HTML5 Database Storage cleaning.
  • Added support to clean Microsoft Silverlight Isolated Storage.
  • Added support for AVG AntiVirus 10.0, Audacity, LogMeIn Hamachi, BitTorrent and Windows Game Explorer.
  • Improved support for Vuze.
  • Added new environment variables: %SystemDirectory%, %SystemDirectory32% and %SystemDirectory64%.
  • Improved Registry backup to address problems when saving values.
  • Improved cleaning Windows Log Files for 64-bit OSs.
  • Many UI improvements and bug fixes.

New in CCleaner 2.36.1233 (Sep 27, 2010)

  • Added support to clean FTP Account details.
  • Added support for Paint Shop Pro X3, VLC Media Player, MediaMonkey, Winamp, Malwarebytes Anti Malware, Avast! Antivirus and WinPatrol.
  • Improved support for Quicktime Player, Ad-Aware and AntiVir Desktop.
  • Added support for Firefox based browser Pale Moon.
  • Improved support for expanding environment variables %ProgramFiles% and "%CommonProgramFiles%" to both 32 and 64-bit folders.
  • Added new environment variables: %ProgramFiles32%, %ProgramFiles64%, "%CommonProgramFiles32%", "%CommonProgramFiles64%".
  • Splitter bar is no longer misbehaving when cleaning is in progress.
  • Improved navigation using keyboard.
  • Fixed by with Startup Tool on Windows 2000.
  • Minor tweaks and fixes

New in CCleaner 2.35.1223 (Sep 1, 2010)

  • Fixed bug in Adobe Flash detection

New in CCleaner 2.35.1219 (Aug 25, 2010)

  • Added Session Cleaning for Firefox and Google Chrome.
  • Added support for Google Chrome Canary Build.
  • Added support for SRWare Iron browser via Google Chrome rule.
  • Added support to clean custom Chromium based browsers. e.g. CustomLocation1=CHROME|C:\Chromium\IronPortable\Profile\Default CustomLocation2=CHROME|C:\ChromePlus\ChromePlusUserData\Default
  • Added application support for Adobe Photoshop CS5, Adobe Illustrator CS5,
  • Adobe ImageReady CS, Nero Burning ROM 10, Google Calendar Sync and Google Talk.
  • Improved application support for Adobe Photoshop CS3, Google Earth,
  • Adobe Flash Player.
  • Added support to search Uninstall Tool items by Publisher.
  • Improved Custom Files and Folders accuracy to avoid duplicate reporting.
  • Improved Include/Exclude Options.
  • Improved Startup Tool functionality.
  • Improved Registry detection algorithm for Missing Shared Dlls.
  • Improved exception handling when cleaning W7 jumplist.
  • Updated URL references to use piriform.com.
  • Minor GUI tweaks and usability improvements.

New in CCleaner 2.34.1200 (Jul 26, 2010)

  • Extended cookie cleaning to include HTML5 Web Storage.
  • Improved Index.dat cleaning by deleting ones not locked by the system.
  • Improved "Install date" detection and accuracy for Uninstall Tool.
  • Improved file lock detection when analyzing to avoid false reporting.
  • Improved scrolling for list control to avoid repaint problems.
  • Improved cleaning of Recycle Bin.
  • Improved jumplist support to avoid possible UI lock.
  • Updated eMule cleaning.
  • Minor bug fixes.

New in CCleaner 2.33.1184 (Jun 24, 2010)

  • Added support for Flock 3.0.
  • Improved database compacting to only run when needed.
  • Improved Index.dat files cleaning for IE8 to include IECompatCache, IETldCache, PrivacIE folders.
  • Improved accuracy of cleaning status messages.
  • Improved localization and language support.
  • Improved UI text formatting for Cleaner screen.
  • Fixed Startup Tool double-clicking behavior on Win9x.
  • Minor improvements to Registry Cleaner on Windows 7.
  • Added Kurdish translation.

New in CCleaner 2.32.1165 (May 26, 2010)

  • Added support for Office 2010.
  • Added Opera search field history cleaning.
  • Added Real Player SP cleaning.
  • Added "Analyze" and "Clean" context menu options to rule tree parent nodes.
  • Added "Restore default settings" button to Advanced Options.
  • Improved Opera favicons cleaning.
  • Improved support for Media Player Classic.
  • Improved cleaning of shortcuts on 64-bit machines.
  • Improve localization support.
  • Fixed bug with Russian translation.
  • Minor bug fixes.

New in CCleaner 2.31.1153 (Apr 26, 2010)

  • Improved Opera favicon cleaning by only deleting non-bookmarked entries.
  • Detailed view can now be set as default in Advanced options.
  • Added support to save Startup items to a text file.
  • Added new INI variable for Local Low folder %locallowappdata%.
  • Improved OpenOffice 3.x support.
  • Improved Quicktime player cache cleaning when in Protected Mode.
  • Fixed bug where Summary panel text could be edited.
  • Fixed bug in Uninstall Tool for Windows 2008 R2.
  • GUI improvements to Cookie screen.
  • Include/Exclude screen sorts entries in alphabetical order.
  • Number formatting is more accurate in Cleaner results.
  • Various minor bug fixes.

New in CCleaner 2.30.1130 (Mar 29, 2010)

  • Improved Firefox History cleaning to remove orphaned items.
  • Improved Opera History cleaning.
  • Improved Options Include/Exclude screens.
  • Added manual domain adding for Cookies to keep list.
  • Added time remaining to Wipe Free space.
  • Added context menu to Summary Results for individual rule cleaning.
  • Added context menu to Detailed Results to add file to Exclude list.
  • Improved Firefox database compacting.
  • Improved support for OpenOffice.
  • Improved support for screen reader.
  • Improved registry detection and backup support for 64-bit OSs.
  • Improved Free Space wiping routines.
  • Fixed bug in application detection algorithm.
  • Minor GUI improvements.

New in CCleaner 2.29.1111 (Feb 25, 2010)

  • Improved speed when loading Cleaner screen.
  • Improved Registry Cleaner speed when displaying issues.
  • Improved Registry Cleaner performance when fixing issues.
  • Changed Wipe MFT Free Space to run before Wipe Disk Free Space.
  • Improved Include and Exclude screen when browsing for folders and files.
  • Added Recursive support to Custom folders in Include screen.
  • Added support to specify multiple file types for Custom folders in Include screen and INI files.
  • Improved how Language Resource DLLs are loaded into memory.
  • Improved application detection algorithm.
  • Improved internal communication between process threads.
  • Improved file scanning when scanning system folders.
  • Improved Windows 7 and IE8 support.
  • Minor GUI text changes.

New in CCleaner 2.28.1091 (Jan 28, 2010)

  • Added support for custom locations for applications.
  • Improved detection and cleaning algorithm for new releases of Mozilla based browsers.
  • Added news tasks to W7 jumplist.
  • Added new command line parameters: /CLEANER, /REGISTRY, /TOOLS and /OPTIONS.
  • Improved MUI cache cleaning for Vista and Windows 7.
  • Added drive information to Wipe Free space status.
  • Improved Wipe MFT free space routines.
  • Improved W7 toolbar feedback.
  • Improved several core processes and routines.
  • Improved file search algorithm when recursing.
  • Added support for cleaning Paint Shop Pro 12.
  • Improved support for IZarc and Axialis IconWorkshop.

New in CCleaner 2.27.1070 (Dec 23, 2009)

  • Added support to Wipe MFT Free Space.
  • Added cleaning for Windows Explorer breadcrumb bar.
  • Added cleaning for Opera beta versions.
  • Added option to turn off CCleaner jumplist tasks on Windows 7.
  • Added menu option to Registry Cleaner to add key to exclude list.
  • Improved support for SeaMonkey 2.0.
  • Improved Windows 7 Taskbar progress accuracy.
  • Improved minimize to system tray functionality across all platforms.
  • Improved Opera cleaning by including opcache and temporary_downloads folders.
  • Improved performance of Compact database routines.
  • Improved Wipe Free Space code to avoid locks.
  • Improved security when deleting files.
  • Minor GUI and interface improvements.
  • Minor bug fixes.

New in CCleaner 2.26.1050 (Nov 26, 2009)

  • Added support to clean Windows DNS cache.
  • Added vacuum SQLite databases for Firefox and Google Chrome.
  • Added publisher and version to Uninstall tool.
  • Added Taskbar jump list tasks for Windows 7.
  • Added Taskbar Progress for Windows 7.
  • Improved Exclude list registry keys addition functionality in 64bit Windows 7.
  • Improved Registry Cleaner detection algorithm and 64-bit file system redirection.
  • Improved "Save to text file" functionality in Cleaner screen.
  • Improved system tray icon activation and tooltip.
  • Improved Registry screen "fix selected issues" dialog usability by removing prompt.
  • Further improved RECURSE and REMOVESELF functionality.
  • Improved Uninstall screen detection algorithm.
  • Improved memory usage to avoid GDI leaks.
  • Fixed issue with Sticky Notes being detected as Missing startup item.
  • Fixed "Edit" and "Remove" button availability on Include/Exclude screen.
  • Fixed various GUI bugs.

New in CCleaner 2.26.1050 (Nov 26, 2009)

  • Added support to clean Windows DNS cache.
  • Added vacuum SQLite databases for Firefox and Google Chrome.
  • Added publisher and version to Uninstall tool.
  • Added Taskbar jump list tasks for Windows 7.
  • Added Taskbar Progress for Windows 7.
  • Improved Exclude list registry keys addition functionality in 64bit Windows 7.
  • Improved Registry Cleaner detection algorithm and 64-bit file system redirection.
  • Improved "Save to text file" functionality in Cleaner screen.
  • Improved system tray icon activation and tooltip.
  • Improved Registry screen "fix selected issues" dialog usability by removing prompt.
  • Further improved RECURSE and REMOVESELF functionality.
  • Improved Uninstall screen detection algorithm.
  • Improved memory usage to avoid GDI leaks.
  • Fixed issue with Sticky Notes being detected as Missing startup item.
  • Fixed "Edit" and "Remove" button availability on Include/Exclude screen.
  • Fixed various GUI bugs.

New in CCleaner 2.25.1025 (Oct 26, 2009)

  • Improved Windows 7 jump list cleaning.
  • Improved Windows 7 thumbnail cache cleaning.
  • Added support for Windows Server 2008 R2.
  • Improved 64-bit support and performance.
  • Fixed issue with Windows 7 task scheduler.
  • Fixed issue with Startup tool, displaying incorrect folder contents.
  • Added support for AVG Antivirus 9.0.
  • Added support for ExcludeKey in INI files.
  • Improved support for wildcards and RECURSE/REMOVESELF.
  • Fixed minor GUI bugs in non-English versions.
  • Fixed minor GUI usability issues.
  • Improved input validation.
  • Lots of minor bugs fixed.

New in CCleaner 2.24.1010 (Sep 28, 2009)

  • Added support for Firefox 3.6.
  • Added file search history cleaning for Windows 7.
  • Improved Opera 10 cleaning.
  • Reduced temp folder cleaning delay to 24 hours.
  • Several bugs fixed to better support Windows 7.
  • Added winapp2.ini filter support to detailed results view.
  • Improved 64-bit support for Registry Cleaner.
  • Fixed minor bug in Uninstall Tool.
  • Fixed minor bug in System Restore Tool.
  • Minor interface bugs fixed.
  • Minor display bugs fixed.

New in CCleaner 2.23.999 (Sep 3, 2009)

  • Improved Opera 10 support for final release.
  • Fixed the "No Disk" exception error.
  • Fixed %ProgramFiles% bug in 64-bit Registry scanning.

New in CCleaner 2.23.993 (Aug 27, 2009)

  • Added Taskbar Jump List cleaning for Windows 7.
  • Added history cleaning support for Opera 10.
  • Added icons to Cookie selection to show browser.
  • Improved scrolling in new results window.
  • Improved Avira Anti-virus cleaning.
  • Improved multiselect in listviews.
  • Improved 64-bit support when including/excluding files.
  • Improved 64-bit issue detection in Registry screen.
  • Updated internal icons.
  • Added language support for Armenian.
  • Fixed language bugs with new results window.
  • Fixed bug in Recycle Bin cleaning.
  • Fixed minor bug with help files in Registry Cleaner.
  • Fixed bug when deleting an application in Uninstall Tool.
  • Fixed bug when enabling/disabling in Startup Tool.
  • Minor GUI improvements.

New in CCleaner 2.22.968 (Jul 28, 2009)

  • Redesign of Cleaner results panel.
  • Added support for Opera 10 Beta.
  • Added support for Safari 4.0.
  • Added search to Uninstall tool.
  • Added search to Cookies screen.
  • Improved User assist cleaning in Windows 7.
  • Fixed bug in OpenOffice cleaning.
  • Fixed IE8 SuggestedSites.dat cleaning support.
  • Fixed UI bugs.

New in CCleaner 2.21.940 (Jun 25, 2009)

  • Added U3 smart drive support. (Separate installer)
  • Added support for:
  • Adobe Reader 9.0, Adobe Photoshop CS3,
  • Adobe Photoshop CS4, Adobe Illustrator CS4,
  • Nero Burning ROM 9, OpenOffice 3.1,
  • AVG AntiVirus 8.0, AntiVir Desktop
  • and Vuze.
  • Added Installed date and size to Uninstall Tool.
  • Added support for multiple item selection on Start up tool.
  • Added support for cleaning Windows 2008 IIS log files.
  • Improved Windows 7 support.
  • Improved 64-bit Registry cleaning accuracy.
  • Improved loading of System Restore Tool.
  • Improved various routines in the uninstaller code.
  • Fixed Windows 7 Task Scheduler bug.
  • Fixed "No Disk" bug when using Wipe Free Space.
  • Fixed Win98 support.
  • Minor text and translation improvements.
  • Minor bug fixes.

New in CCleaner 2.20.920 (May 28, 2009)

  • Added support for Google Chrome recently closed tabs.
  • Disabled removal of most recent System restore point.
  • Fixed bug with Internet Explorer 8 Compatibility View settings.
  • Improved uninstaller support for Windows 7.
  • Enhanced right-click menu options for Cleaner screen tree.
  • Added extra information under title for Options and Tools screens.
  • Added right-click menu to Registry screen tree.
  • Added support to multi-select items in Include, Exclude and System Restore screens.
  • Added language support for Estonian and Farsi.
  • Internal 64-bit improvements.
  • Minor bug fixes.

New in CCleaner 2.19.901 (May 7, 2009)

  • Fixed bug in Firefox introduced in build 900

New in CCleaner 2.19.900 (May 4, 2009)

  • Added support for Firefox 3.5 beta.
  • Fixed IE8 cookies deletion after reboot.

New in CCleaner 2.19.889 (Apr 29, 2009)

  • Improved support for Google Chrome v2.
  • Fixed bug with IE8 cookies.
  • Added support for Flash Cookies.
  • Added Tool to manage System Restore Files (XP and Vista only).
  • Added support to remove Opera Recently Typed URLs.
  • Fixed bug which was displaying wrong Total Bytes removed.
  • Improved exception handling.
  • Fixed virtual function bug.
  • Minor performance improvements.

New in CCleaner 2.18.878 (Mar 26, 2009)

  • Added support for Internet Explorer 8.
  • Improved Wipe Free Space routines.
  • Improved internal communication between threads.
  • Escape key no longer closes CCleaner.
  • Added scrolling to Options screen.
  • Added support for multiple DetectFile options in INI files.
  • Fixed bug when clicking links to navigate to URL.
  • Fixed Win98 progress bar problem.
  • Fixed repaint problem on Options screen when resizing.
  • Minor GUI bugs fixed.

New in CCleaner 2.17.853 (Feb 27, 2009)

  • Added wiping of disk free space.
  • Progress bar changed to go from 0 to 100%.
  • Improved Apple Safari history cleaning.
  • Improved speed of Uninstaller Tool.
  • Interface string changes and fixes.
  • Added Ukranian translation.
  • Installer language tweaks.
  • Minor architecture changes.
  • Minor bug fixes.

New in CCleaner 2.16.830 (Jan 27, 2009)

  • Google Chrome v2.0 compatibility fixes.
  • Improved Firefox support when browser is open.
  • Improved SeaMonkey support.
  • Added Publisher to the uninstall tool.
  • Many translation updates.
  • Several updates to installer code.
  • Cookie options loading now fully threaded.
  • Lots of minor interface improvements.
  • Minor performance improvements.

New in CCleaner 2.15.815 (Dec 22, 2008)

  • Added command-line secure deletion.
  • e.g. ccleaner.exe /delete "folder*.*|MyFile.txt"
  • Added Google Chrome thumbnail cleaning.
  • Moved language files to /lang folder.
  • Improved options cookie list browser detection.
  • Fixed minor bug in XP prefetch cleaning.
  • Fixed bug in IE History Index.dat cleaning.
  • Fixed two minor compatibility bugs with Win98.
  • Installer engine updates.
  • Minor architecture improvements.

New in CCleaner 2.14.763 (Dec 1, 2008)

  • Fixed minor bug in Firefox 2 cookies support

New in CCleaner 2.14.750 (Nov 26, 2008)

  • Added support for Windows 7.
  • Improved Google Chrome support (build 0.4).
  • Opera cookie management added.
  • Improved Recycle Bin cleaning.
  • Added a warning when cleaning Google Chrome and it's running.
  • Search Autocomplete cleaning now XP only.
  • Improve file association Registry Cleaning.
  • Fixed bug with context menus and excessive CPU usage.
  • Fixed GUI colors on high contrast themes.
  • Minor GUI bugs fixed.
  • Minor performance improvements.

New in CCleaner 2.13.720 (Oct 27, 2008)

  • Added support for Firefox 3.1.
  • Added right-click cleaning and analysis for individual items in the tree.
  • Added icons to tree parent items.
  • Added cleaning for Windows Error Reporting files.
  • Added Include/Exclude list editing.
  • Improved TypeLib registry cleaning.
  • Fixed Index.dat bug that could cause a crash.
  • Fixed bug with INI warning messages.
  • Internal architecture improvements.
  • Fixed minor GUI errors.

New in CCleaner 2.12.660 (Sep 29, 2008)

  • Improved Google Chrome support.

New in CCleaner 2.12.651 (Sep 25, 2008)

  • Added Google Chrome support.
  • Improved cleaning security checks.
  • Improved recursive cleaning functions.
  • Fixed bug in INI FileKey evaluation routine.
  • Updated INI file processing engine.
  • Improved system info checks for modern CPUs.
  • Various language and translation improvements.
  • Minor GUI tweaks.

New in CCleaner 2.11.636 (Aug 25, 2008)

  • Optimized startup and closing of application.
  • Improved Registry cleaning on 64-bit OS.
  • Improved memory usage on Windows Vista.
  • Added System Tray icon status.
  • Internal refactoring of code for efficiency.
  • Improved Uninstall Tool accuracy with MSI installers.
  • Fixed bug in Uninstall Tool on 64-bit OS.
  • Fixed bug in INI file folder recursion.
  • Fixed bug in INI file OS detection.
  • Added Live Messenger cleaning for .SQM files.
  • Added Vietnamese translation.
  • Minor tweaks and improvements.

New in CCleaner 2.10.618 (Jul 30, 2008)

  • Added Type Library cleaning to Registry Cleaner.
  • Improved File Extension scanning in Registry Cleaner.
  • Added /SHUTDOWN command-line parameter to shutdown the computer after cleaning. Only works with /AUTO.
  • Added Shutdown option to system tray menu.
  • Added support for Vista common dialogs.
  • Fixed bug in Uninstaller Tool where some items were hidden.
  • Fixed multi-monitor issue with dialogs.
  • Fixed incompatibility with Windows Search 4.0.
  • Added seconds to filename when saving .REG files.
  • Improved RegEdit location navigation.
  • Improved Google Earth cleaning and detection.
  • Memory usage optimizations.
  • Minor bug fixes.

New in CCleaner 2.09.600 (Jun 26, 2008)

  • Added full support for Internet Explorer 8.0 beta.
  • Improved Opera 9.5 support to fix cache cleaning.
  • Improved interface for Startup tool.
  • Changed memory management routines to reduce footprint.
  • Fixed rare 64-bit performance issues.
  • Added splitter bar to interface.
  • Fixed repaint issues with certain themes.
  • Fixed Spybot cleaning detection.
  • Internal code optimizations.
  • Updated installer engine to fix icon bug.
  • Minor GUI tweaks.

New in CCleaner 2.08.588 (May 29, 2008)

  • Added Startup tool enable/disable checkbox.
  • Fixed problem with Vista "low" folders being removed.
  • Improved index.dat detection on multiple scans.
  • Secure deletion improved with IE History index.dat files.
  • Added OS detection to INI files.
  • Added Vista Thumbnail Cache cleaning.
  • Added ImgBurn cleaning.
  • Added Secure deletion to "Recent Documents" cleaning.
  • Improved Vista "Recent Documents" cleaning.
  • Fixed bug with Chkdsk chk files not being removed.
  • Added "Select all" checkbox to header of Registry cleaner.
  • Added sorting to Startup tool listview.
  • Fixed Vista 64 issue with Startup tool.
  • Added Croatian translation.
  • Minor tweaks and GUI improvements.

New in CCleaner 2.07.575 (Apr 29, 2008)

  • Firefox 3.0 support added.
  • Fixed bug where figures were missing for KB/MB sizes.
  • Fixed bug where some IE cookies were being missed.
  • Improved scan time accuracy.
  • Internal memory management improvements.
  • Registry settings moved to HKCUSoftwarePiriformCCleaner.
  • Fixed bug where CC could get locked in System Tray.
  • Renamed MSN Messenger to Windows Live Messenger.
  • Added MS Office Picture Manager to applications.
  • Fixed uninstaller tool bug on 64-bit OS.
  • Minor GUI improvements.
  • Minor bug fixes.

New in CCleaner 2.06.567 (Mar 26, 2008)

  • Added Google Firefox Toolbar history cleaning.
  • Winapp.ini is now embedded in the main EXE.
  • Added ability to override default embedded INI files with: winsys1.ini, winreg1.ini and winapp1.ini.
  • Updated ability to append to default embedded INI files with: winsys2.ini, winreg2.ini and winapp2.ini.
  • Updated system info code to support Win2k8.
  • Improved IE History cleaning with .DAT files.
  • Improved accessibility features of treeview control.
  • Removal of version history from About screen.
  • Options section checkboxes resized to fit caption text.
  • GUI tweaks including Piriform logo change.
  • Minor performance improvements.

New in CCleaner 2.05.555 (Feb 21, 2008)

  • Updated Index.dat cleaning in Vista.
  • File scanning performance increase on NTFS drives.
  • Improved exception handling methods.
  • Fixed IE cache folder location bug.
  • Uninstaller tool now exports foreign languages correctly.
  • Fixed bug where IE temp files could be incorrectly listed.
  • Performance improvements to secure deletion.
  • Tweaks to Uninstall tool detection.
  • Minor GUI changes.
  • Minor bug fixes.

New in CCleaner 2.04.543 (Jan 19, 2008)

  • Added system tray icon when background cleaning.
  • Added minimize to system tray option.
  • Optimized file deletion routines.
  • Improved Firefox file analysis speed.
  • Added text status info for slow cleaning processes.
  • Added program icons to the uninstall tool.
  • Fixed bug with saving window location when maximized.
  • Fixed bug with 64bit OS registry keys.
  • Fixed cookie issue with foreign language usernames.
  • Fixed bug with running CCleaner as a scheduled task.
  • Added Netscape 9.0 support.
  • Updated Antivir and Foxit Reader cleaning.
  • Minor GUI tweaks and fixes.
  • Other minor bug fixes.

New in CCleaner 2.03.532 (Nov 26, 2007)

  • Improved support for IE7 Autocomplete cleaning.
  • Added Vista Recycle Bin secure deletion.
  • Fixed bug in secure deletion of filenames.
  • Fixed bug in "Other Explorer MRUs" cleaning.
  • Fixed minor bug in Temp file deletion.
  • Added better secure deletion for cookies.
  • Fixed Autocomplete cleaning on Win98.
  • Improved Hotfix Uninstaller cleaning to ignore Desktop Search.
  • Fix bug in saving CCleaner window position.
  • Improved System Info routines.
  • Minor bugs fixes and GUI tweaks.

New in CCleaner 2.02.525 (Nov 5, 2007)

  • Application is now 100% Unicode, with support added for non-Unicode OSs.
  • Fixed bug where some IE temp files were not being securely deleted.
  • %LocalAppData% and %CommonAppData% variable support added to INI files allowing "Application Data" references to work on non-English versions of Windows.
  • Fixed bug where "Run (in Stat Menu)" was being cleaned when deselected.
  • Added Gutmann (35 pass) secure deletion.
  • Fixed minor bugs with 98 and NT4.
  • Fixed bug with update checker.
  • Added "portable.dat" file to the portable version of CCleaner, which forces it to save the settings to an INI file.
  • - Fixed bug in cookie scanning that could cause an exception.
  • Fixed minor UI bugs relating to control and window focus.
  • Improved exception handling with more useful information.
  • Minor bugs fixes and tweaks.

New in CCleaner 2.00.500 / 1.41.544 (Sep 11, 2007)

  • Starts on Vista with Admin permissions where available.
  • Fixed bug in registry cleaner with extended characters.
  • Improved global exception handling and reporting.
  • Fixed missing translated strings.
  • Fixed minor bug in Antivir cleaning.
  • Updated translations.
  • Minor tweaks and fixes.

New in CCleaner 2.00.495 RC (Aug 31, 2007)

  • Fixed issue where some subfolders weren't being deleted.
  • Several 64-bit compatibility improvements.
  • System information detection update.
  • Scan now filters out desktop.ini files.
  • Improved display routines to reduce flicker on some systems.
  • Added better error tracing code.
  • Minor tweaks and fixes.

New in CCleaner 2.00.475 Beta (Aug 16, 2007)

  • Complete rebuild in C : With the requirements for a portable version, 64-bit compatibility and Windows Vista increasing against the limitations of the old architecture. We decided to rebuild the entire CCleaner application in highly optimized C .
  • Faster analyzing and cleaning: Each scanning process was rewritten from scratch and fully optimized. The result being a noticeable speed increase in all areas.
  • Portable: CCleaner can now run from a USB thumbdrive and be installed/run on a computer without a complicated setup process.
  • Compact: The rewrite removed all external file dependencies, so the main EXE is now half the size of the original program and support files.
  • Redesigned User Interface: The original CCleaner user interface was looking a little dated, so the GUI was redesigned with a modern look, but without sacrificing speed or usability. New icons were created for the interface and the main program icon was updated with a more modern style.
  • Exclusions: It is now possible to specify files, folders and registry keys to ignore from the cleaning process.
  • Loads of little tweaks: Too numerous to mention them all separately, we've tried to improve CCleaner in all areas.

New in CCleaner 1.41.544 (Jul 16, 2007)

  • Fixed IE7 history cleaning in Vista.
  • Fixed bug in clipboard cleaning.
  • Added Safari cleaning.
  • File system access optimizations.
  • Updated several translations.
  • Updated installer engine.
  • Minor stability improvements.
  • Minor bug fixes.

New in CCleaner 1.40.520 (May 17, 2007)

  • Fixed problem with Vista UAC compatibility.
  • Fixed bug in Secure Delete when emptying Recycle Bin.
  • Fixed bug in Secure Delete with 0 byte files.
  • Fixed bug in Uninstall Tool with non-standard entries.
  • Resource file loading optimizations.
  • Updated Windows Live toolbar cleaning.
  • Added Bulgarian translation.
  • Updated several translations.
  • Updated installer engine.
  • Minor bug fixes.

New in CCleaner 1.39.502 (Apr 17, 2007)

  • Rewritten secure deletion code, now over 2x faster.
  • Performance improvements deleting Internet Cache.
  • Fixed bug in Recycle Bin cleaning.
  • Fixed overflow error with a large number of temp files.
  • Added AntiVir PE Classic and Premium cleaning.
  • Removed PerfectDisk 8.0 cleaning.
  • Optimized file size for language DLLs.
  • Added Bosnian translation.
  • Added Macedonian translation.
  • Updated several translations.
  • Minor bug fixes.

New in CCleaner 1.38.485 (Mar 7, 2007)

  • Fixed resize crash at very high resolutions.
  • Optimized Firefox cookie cleaning.
  • Fix bug with language setting in INI file.
  • Scanning performance tweaks.
  • Updated several translations.
  • Vista compatibility fixes.
  • Minor bug fixes.

New in CCleaner 1.37.456 (Feb 2, 2007)

  • Added support for loading/saving settings to an INI file rther than the registry.
  • Added summary log for cleaning Firefox/Mozilla emporary files.
  • Added file drag-and-drop support to the Custom File list.
  • Improved Vista compatibility.
  • Improved 64-bit OS support.
  • Added filename wiping to secure deletion.
  • Added cleaning for Adobe Reader 8.0, IZArc, OpenOffice 2.1, PerfectDisk 8.0.
  • Updated cleaning for Nero and Flash Player.
  • Several performance improvements.
  • Major language translation updates.
  • Minor stability improvements.
  • Minor bug fixes.

New in CCleaner 1.36.430 (Dec 17, 2006)

  • Fixed bug with Hotfix and logfile cleaning.
  • Added Office 2007 cleaning.
  • Minor tweaks and optimizations.

New in CCleaner 1.35.424 (Nov 24, 2006)

  • Fixed IE7 Autocomplete form data cleaning.
  • Updated Vista detection routines.
  • Added code signing to program executable.
  • Fixed bug in Temporary folder detection.
  • Fixed some IE7 cookie handling issues.
  • Added additional error checking to folder routines.
  • Added Paint Shop Pro XI cleaning.
  • Updated French translation.
  • Minor display fixes.

New in CCleaner 1.32.345 (Aug 11, 2006)

  • Updated Opera detection routine.
  • Fix minor bug in registry cleaner.
  • Compatibility fixes in the installer.
  • Moved Prefetch cleaning to Advanced section.
  • Removal of some redundant code.
  • Added Serbian Latin translation.
  • Added Serbian Cyrillic translation.
  • Updated Spanish translation.
  • Minor interface tweaks.

New in CCleaner 1.31.325 (Jul 6, 2006)

  • Fixed IE7 bug in Hotfix Uninstaller cleaning.
  • Added support for Seamonkey/Mozilla cache cleaning.
  • Added support for the Flock Browser.
  • Added more precise error checking to Tools section.
  • Added version information to the installer.
  • Tweaks to improve the quality of the icons.
  • Updated French Translation.
  • Updated NSIS Installer Engine.
  • Minor interface tweaks.
  • Minor optimization fixes.

New in CCleaner 1.30.310 (Adware version) (Jun 2, 2006)

  • Added Opera 9 detection and cleaning.
  • Fixed bug in Uninstaller tool.
  • Fixed overflow error when Secure Deleting large files.
  • Fixed bug in ActiveX/COM Issue cleaning.
  • Updated Desktop shortcut cleaning to include Quick Launch.
  • Added Windows Defender cleaning.
  • Updated Nero Burning ROM cleaning.
  • Startup speed increase.
  • Minor bug fixes and display tweaks.

New in CCleaner 1.29.295 (Jun 2, 2006)

  • Fixed IE 7.0 cookie cleaning.
  • Updated Adobe Photoshop CS2 cleaning.
  • Updated Ewido Anti-Malware cleaning.
  • Updated Nero cleaning.
  • Updated eTrust EZ Antivirus cleaning.
  • Updated Hebrew Translation.
  • Added Lithuanian Translation.
  • Added Albanian Translation.
  • Updated installer routines.
  • Minor performance improvements.

New in CCleaner 1.28.277 (Mar 28, 2006)

  • Updated Hotfix Uninstaller cleaning.
  • Added secure certificate to the installer.
  • Improved secure deletion performance.
  • Fixed a few issues with 64bit OSs.
  • Fixed checkbox bug on Issue Scanner.
  • Added Galician Translation.
  • Minor updates to Arabic and Hebrew.
  • Minor interface and style update.
  • Minor performance tweaks.