CCleaner (Crap Cleaner) is a freeware system optimisation tool.

CCleaner removes unused and temporary files from your system - allowing it to run faster, more efficiently and giving you more HDD space.

The best part is that it's fast (normally taking less that a second to run) and Free.

24 February 2006: CCleaner is now available without the Yahoo! Toolbar, so we have restored the award and uploaded on our servers the version without extra languages.

Here are some key features of "CCleaner":

Cleans the following Windows components:
Internet Explorer
· Temporary File Cache
· URL History
· Cookies
· Hidden Index.dat files
· Last download file location

Firefox
· Temporary File Cache
· URL History
· Cookies
· Download manager

· Recycle Bin
· Clipboard
· Windows Temporary files
· Windows Log files
· Recent Documents (on the Start Menu)
· Run history (on the Start Menu)
· Windows XP Search Assistant history
· Windows XP old Prefetch data
· Windows memory dumps after crashes
· Chkdsk file fragments

Advanced Options allow cleaning of:
· Menu Order cache
· Tray Notifications Cache
· Window Size and Location Cache
· User Assist history
· IIS Log Files
· Custom Folders

· Application Cleaning:
As well as cleaning up old files and settings left by standard Windows components, CCleaner also cleans temporary files and recent file lists for many applications. Including: Firefox, Opera, Safari, Media Player, eMule, Kazaa, Google Toolbar, Netscape, Microsoft Office, Nero, Adobe Acrobat Reader, WinRAR, WinAce, WinZip and more...

· Registry Cleaning:
CCleaner uses an advanced Registry Cleaner to check for problems and inconsistencies. It can check the following:
· File Extensions
· ActiveX Controls
· ClassIDs
· ProgIDs
· Uninstallers
· Shared DLLs
· Fonts
· Help File references
· Application Paths
· Icons
· Invalid Shortcuts and more...

· Safety:
CCleaner was designed from the ground to be safe and secure to use. It has multiple levels of checks in place to ensure that it cannot delete any useful information or documents you may still need. We also certify that it contains no Spyware or Adware.

· High Security:
For the super cautious users we also offer secure file erasing. By overwriting the files before deleting them, making it impossible to recover the data.

· Multiple Languages:
Thanks to the translators, CCleaner is available in 35 different languages: English, Albanian, Arabic, Bosnian, Bulgarian, Catalan, Chinese (Simplified), Chinese (Traditional), Czech/Slovak, Danish, Dutch, Finnish, French, Galician, German, Greek, Hebrew, Hungarian, Italian, Japanese, Korean, Lithuanian, Macedonian, Norwegian, Polish, Portuguese, Portuguese (Brazilian), Romanian, Russian, Serbian Cyrillic, Serbian Latin, Slovak, Spanish, Swedish and Turkish.

What's New in This Release: [ read full changelog ]

· 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.