OST to PST Converter Tool to Export and Convert OST to PST files

Your trusted OST to PST converter for effortless data migration

2M+Downloads

Convert the corrupt, orphaned, and inaccessible OST files with the trusted tool, favored by Microsoft MVPs and IT administrators. It ensures most accurate recovery and conversion of complete OST data file’s mailbox items like emails, contacts, calendar details, tasks, notes, etc. It saves selected data into Outlook PST, Exchange Server, and Office 365 accounts.

Download the trial version and migrate 25 items per folder free

Convert inaccessible OST files to PST, PDF, MSG, EML, RTF, TXT, HTML, or DOC files

Migrate OST File to Live Exchange, Office 365, Gmail, Outlook.com, and other IMAP servers

Support migration of multiple OST files at the same time

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Use cases of Kernel for OST to PST Converter

Convert OST to PST and various other formats with complete integrity

Convert OST files to PST and other formats with utmost integrity. An OST file from Exchange accounts can malfunction or become corrupt when the connection between Outlook and Exchange snaps. The data in OST file becomes inaccessible. In all these scenarios, Kernel for OST to PST Converter becomesan asset. It converts OST files to PST and makes the mailbox accessible again.The additionaloutput formats are PDF, MSG, EML, RTF, TXT, HTML, and DOC.

Migrate OST to Microsoft 365, Google Workspace, Hosted Exchange, or IMAP servers Our tool lets you overcome multiple issues like server downtime, dirty shutdown, insecure connection, server time out, etc. We have designed the tool to recover and export the OST data to several mail servers like Microsoft 365, Hosted Exchange,IMAP, Google Workspace, etc. You can alsosend emails to web mail clients like Gmail, Yahoo, AOL, iCloud, IBM Domino, and GroupWise.

Streamline OST file search and simplify complex data identification If the OST files are spread across different drives and folders in the system, then you do not require to search the data files manually. Kernel for OST to PST Converter tool has a powerful search engine to look OST files by scanning selected drives and folders. It streamlines the complete OST file recovery, scanning, and conversion process.

Explore software’s key capabilities

Ensure effortless and secure conversion of OST files with the top-notch features of the OST to PST converter software.

Convert OST to PST You can convert multiple OST files to PST and access in any version of MS Outlook. It lets you export mailbox data and supports even large-sized OST files. It helps you in overcoming Exchange Server downtime or Outlook sync issues.

Export OST to Office 365 mailbox Export OST file items to Office 365 directly and without any data loss. You can move the data using easy import/export job. You can export after applying proper mapping with the destination accounts.

Repair corrupt or inaccessible OST file If your OST file is corrupt or inaccessible, the OST to PST converter tool helps you repair it immediately before converting it to a PST file. It offers secure mailbox recovery, including existing and deleted emails, attachments, and calendar items, addressing all OST corruption issues. Read more...

Restore OST to Live Exchange Server Effortlessly migrate OST file data to the connected email servers like Exchange Server, Lotus Domino, and Novell GroupWise. The tool’s mapping feature lets you easily map OST file items with the Live Exchange mailboxes. It also allows restoring OST files to various Exchange Server versions, including 2019, 2016, and previous editions. Read more...

Migrate OST items to Gmail account Utilize the tool’s intuitive feature to export OST file items to web-based emailing platforms, like Gmail, Yahoo, iCloud, Google Apps, Outloook.com, and AOL. OST to PST Converter tool ensures no data loss while migrating to a Gmail account.

OST to MBOX conversion The software provides an additional benefit to securely migrate OST data to MBOX file of Apple Mail, Thunderbird, Entourage, Eudora, Postbox, Netscape, and many more. Read more...

Converts encrypted OST files The software rescues deeply damaged encrypted OST files. It scans and recovers mailbox data, then converts them to PST format for easy access. The resulting PST file maintains Outlook's default encryption for security.

Recovers deleted items OST to PST Converter tool recovers the permanently deleted items from the scanned file using a highly advanced algorithm. Securely restores all items, including emails, contacts, notes, calendars, tasks, events, etc., with complete integrity.

Preview OST mailbox items Get the complete mailbox item preview of recovered OST items. You can select any item like email, attachments, calendar details, tasks, contacts, etc. with entire body.

Advanced filters for selected email migration Utilize the multiple filtering options of the best OST to PST converter tool to ensure efficient migration of essential OST file items. Customize your selection based on item type, date range, folder name, and other filter criteria for a tailored data transfer.

Save OST emails to multiple formats Save the OST emails in different messaging formats like PST, DBX, MSG, EML, TXT, RTF, HTML, MHTML, DOC, & PDF. This feature helps users to view the OST file contents in different applications like Outlook, PDF reader, text reader, etc.

Split PST by file size Efficiently manage the bigger OST file by creating smaller sized PST files according to different sizes – 1 GB, 2 GB, 3 GB, etc. The mailbox items will be categorized smartly in each PST.

Find messages Easily find specific OST file messages using the 'Find' option. Enter keywords and utilize search parameters like sender, recipient, subject, attachments, and date to locate the desired emails quickly.

Create graphical report The inbuilt File Analysis Report feature of the tool allows you to generate a graphical report of the total items migrated from OST to the PST file. You can create the report based on four different parameters: Mail Flow Density by Date, senders, item types, and interaction between users.

Free OST to PST converter Download the free trial version of OST to PST Converter and convert 25 items per folder in different file formats like PST, MSG, EML, etc. The software’s functionalities will be same in the trial version.

Search OST files in system automatically Search for all the OST files in the specified System drive or folder with the integrated Search feature. The output is quick, and users need not look out for OST files at the system location manually.

Frequently asked questions

How to convert an OST file to PST format using your software?

The software offers a simple and direct process to convert OST files. Here’s the quick guide:

Start the software and browse the affected OST file in Source File Selection wizard. Click Next.
Read the recovery process information on the Information page. Click Finish.
The tool will scan and recover all the items (including deleted ones). It will create the original hierarchy of the mailbox.
Choose any item and its preview will be shown to you automatically.
Click Save and choose PST as the Output format. Click Next.
Apply the filters based on various mailbox properties and click Next.
Apply the Split options and prefix options.
Browse the saving path and select a folder. Click Finish.
Once the conversion is complete, you will get a link to go to resultant folder location and other helpful details.

How to know the default OST file location on your system?

OST files are local copies of Exchange Server data in Outlook. They're usually stored on the default system drive. The software also has a smart Search feature to find OST files from the specified system drive for recovery and conversion.

Is it possible to convert OST files to PST without Outlook?

Yes, you can easily convert your email data format without the need for MS Outlook. Kernel for OST to PST Converter tool convert large, orphaned, and inaccessible OST files to PST format while maintaining data integrity.

Does OST to PST Converter tool migrate attachments, contacts, and calendars from an OST file to PST?

The OST converter tool lets you recover and migrate all mailbox items, such as emails, attachments, drafts, contacts, tasks, calendars, etc.

Can I convert only some selected OST items?

Yes, the tool has multiple filtering options to convert items as per your requirements. It allows you to select the mailbox folders and apply filters like From, To, Subject, Folder Name, Item Type, and Date Range. Also, it has an additional option to exclude deleted items at the time of conversion.

Does this tool migrate all types of OST files?

This is the best OST to PST Converter tool, which can migrate OST files generated by different webmails like Gmail, Outlook.com, Yahoo, etc., in IMAP configuration. Also, it supports Exchange OST files.

Will the tool make any changes to my OST data after conversion?

No, it does not. It scans your OST file and recovers the entire data without altering its integrity. The tool preserves the complete mailbox hierarchy and properties after the conversion.

Can the tool convert a large-sized OST file to PST file?

Yes, the tool can smoothly convert an OST file of any size to a PST file without worrying about file size restrictions. Also, the tool lets you split the large-sized PST file to make it safer and manageable.

I have a large OST and don't want to save it as a single file. Is there any solution?

The OST Converter tool has a unique feature of splitting a file. You can select a size limit in GB. Once you select the size there, let's say 2GB, and your file is 6 GB, at the end of the process, your file will be saved in 3 different files with 2GB size each.

I am not connected to the Exchange Server. Can I use this tool?

Yes, you can, as the tool doesn't need a live Exchange connection for it to work. So, you can use this tool even without an Exchange connection.

What is the difference between paid and demo versions of the software?

In the demo version of the Software, you can only convert 25 items per folder. Whereas you can convert the entire OST file with the paid version of the software.

How can the demo version be upgraded to the OST to PST converter full version?

In the menu bar, you can see the Buy Now option. You can click on it, and it will open the buy page showing various categories of our licenses. You can purchase OST to PST converter full version software according to the number of OST files you want to convert.

Software Prerequisites & recommendations

About Software

Version: 21.1

Release Date: Jan 2021

License Type: Personal, Home, Corporate & Technician

Version Support

MS Exchange Server: 2019, 2016, 2013, and earlier versions

MS Outlook: Office 365, 2021, 2019, 2016, and previous versions

Outlook Express: 6.0, 5.5, 5.0 and 4.0

System Requirements

Hard Disk: 50 MB of disk space

Memory: 128 MB Minimum

Processor: Intel® Pentium Processor compatible (x86, x64) or equivalent

Operating System: Windows 365, 11, 10, 8.1, and older versions, Windows Server 2022, 2019 & older versions

Installation Guide

User Manual

EULA

What’s New

Case Study

What customers say about Kernel for OST to PST

(4.9 / 5) 852 Reviews

Easy to use and reliable tool

This software helps me to export my all emails and other selective data from OST files to Live exchange server without facing any issues. It is easy to use and reliable software. I highly recommend giving it a try!

Albert Henwick