Free OST to PST Converter to Convert/Export/Import OST Emails to PST

Expert Reviews

I am reviewing Kernel for OST to PST application which in my Opinion, it should be renamed to OST to anything as apart from recovering from corrupted OST files and converting them to PST, you can export to practically anything Read more...

Noel Pulis(Microsoft MVP)

Kernel for OST to PST Converter makes it easy for you to recover your user mailboxes from orphaned OST files and then convert those files and even entire mailboxes into PST format. Damaged OST files are not a problem as the software can Read more...

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Client Testimonial

Kernel for OST to PST has amazing set of options at every stage of operation, I must say options for doing everything. For searching OST files, for saving data, for filtering, and for analyzing the file content. And the tool is not that difficult to use too.

Charlie Ben USA

I purchased this tool many years back and I was a little surprised to see that its license was for lifetime, and I could upgrade to the latest version without any additional payment. The updated version has many new features added to it.

John Mattis UK

I needed to recover some email messages which had been deleted several years ago and the only “archived’ source was an old volume snapshot backup containing the OST file. I recovered emails with Kernel for OST to PST converter.

Michael Ellison USA

Salient Features

Convert OST to PST

The solution allows smooth migration of OST items to PST file. It lets you export OST file to all versions of MS Outlook (PST file) like Office 365, 2019, 2016, 2013, 2010, 2007, 2003 versions.

Export OST to Office 365 Mailbox

You can export OST file items directly to a cloud-based Office 365 mailbox without any data loss. It involves no complex steps to import/export OST file to Office 365.

Corrupt OST Recovery

If your OST file is corrupt or inaccessible, Kernel for OST to PST converter helps you to repair it immediately prior to conversion. It provides a secure mailbox recovery (of existing/deleted emails, attachments, calendar items, etc.) against all OST corruption issues.

Restore OST to Exchange Server

The OST to PST converter allows you to migrate your OST file data straight to the connected email server – such as Exchange Server, Lotus Domino, and Novell GroupWise. The solution allows to restore OST to all versions of MS Exchange Server like 2019, 2016, 2013, 2010, 2007, 2003, 2000, 5.5 and 5.0.

Migrate OST Items to Gmail Account

Besides the option to convert OST to PST file, you can quickly export OST data items to several web-based emailing platforms like Gmail, Yahoo, iCloud, Google Apps, Outloook.com and AOL.

OST to MBOX Conversion

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

Preview OST Mailbox Items

The solution not only provides OST recovery, but also allows full mailbox preview of the contained emails (with attachments), tasks, calendar entries, contacts etc. within the Software Console.

Selected Email Migration

You can filter the important emails and items of OST file that you want to migrate, using Filter option. Refine your data items based on item type, date range, folder name and other provided filter fields.

Save OST Emails to Multiple Formats

You can save OST emails in different messaging formats like PST, DBX, MSG, EML, TXT, RTF, HTML, MHTML, & PDF.

Split PST by File Size

Manage your large-sized PST files with the integrated splitting function that lets you split a PST file after according to a particular size – 1GB, 2GB, 3GB and so on.

Find Messages

You can immediately find any specific message from OST file using ‘Find’ option and enter the desired keyword to search the specific emails based on these search parameters: from, to, subject, message has attachment, and received before/after.

Create Graphical Report

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

Free OST to PST Converter

This tool comes with a trial version which you can download at absolutely no cost. The trial version has all the features, including the Preview feature. The limitation with the trial version is that you can save up to 25 items per folder only. Download this free OST to PST Converter now to avail the exciting features of the tool for free.

Runs on all Windows Versions

OST to PST converter is designed to run on all Windows platforms including Windows OS (10, 8.1, 8, 7, Vista, XP, 2000, 98, NT) and Windows Server (2012, 2008 R2, 2008, 2003 R2, 2003)

How to convert OST file to PST file?

Use steps for quick conversion:

Run Kernel for OST to PST tool.
Select Single/Multiple OST files.
Preview OST file content before saving.
Choose PST format among desired Output file format from the list of options.
Select desired data filters and convert selectively.
Set destination path and Finish conversion.

Where can I find my OST file?

The offline storage table (OST file) gets created only if you’ve enabled this option: Microsoft Exchange Server’s Cached Exchange Mode. You can use the default path on your Windows PC to find the OST file:

On Windows 10: C:\Users\user\AppData\Local\Microsoft\Outlook\
On Windows XP: C:\Documents and Settings\user\Local Settings\Application Data\Microsoft\Outlook\

Does the converter migrate attachments, contacts, calendars from OST to PST?

Yes, the tool does. The solution lets you to recover and migrate all mailbox items such as emails, attachments,drafts, contacts, tasks, calendars, etc. from OST file to PST file.

Can I convert only some selected OST items to PST?

Yes, you can convert items as per your requirement with the Filter option of the tool. This tool allows you to select the mailbox folders and then 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?

Yes, this tool migrates 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. The OST to PST converter simply scans your OST file and recovers the entire data without making any alterations to its data integrity. The tool preserves the full mailbox hierarchy, and properties after the conversion.

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

Yes, it can. The tool can smoothly convert any size of OST file to PST file, without worry about the file size restriction. Also, the tool lets you to specify the size after which you want to split the PST file, to make it safer and manageable.

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

Yes, the tool comes with 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 Exchange Server. Can I use this tool?

OST to PST tool doesn’t need a live Exchange connection for its working. So you can use this tool for OST to PST conversion even without Exchange connection.

I don't want to convert OST files to PST. But just would like to read some of the OST emails. How can you help?

You can do this even without buying the tool. The free version of our solution offers the preview of entire OST data. So please try it. You even can save a few emails (25 items from every folder) to some selected formats.

Kernel for OST to PST is offering conversion of the entire data with complete integrity. What’s the assurance?

With our solution, you can convert what you can see. Just download the free version of the tool, select the OST file, and preview the data. If you can view and read the item, you can convert it too. You can also test it by saving 25 items from the risky folders to the ‘trial version saving formats.'

Do I have to renew the tool license every year?

No, you do not have to renew the license of the tool any day. The tool comes with lifetime validity, and you only need to pay once. Also, you can upgrade the tool to the latest version with the existing license.

Steps for OST to PST File Conversion

Kernel for OST to PST Converter software is integrated with advanced QFSCI algorithms. The tool thoroughly scans the damaged OST files, extracts entire email data and allows its user to save them in easily accessible MS Outlook PST files by following the steps mentioned below:

Software Specifications

System Requirement

Supported VersionsMS Exchange Server - 2019/2016/ 2013/2010/2007/2003/ 2000/5.5 and 5.0
MS Outlook - Office 365/2019/2016/2013/ 2010/2007/2003/2002/2000/98 and 97
Outlook Express - 6.0/5.5/5.0 and 4.0

ProcessorPentium ClassOperating SystemWindows 10, 8.1, 8, 7, Vista, XP, 2000, 98, NT, 95
Windows Server 2016/2012/2008 R2/2008/2003 R2/2003

Memory + Hard Disk128 MB Minimum
50 MB of disk space

License Type

Home LicensePermits home users to use the software on single system

Corporate LicenseFor multiple machines within one organization at single location

Technician LicenseFor service providers to use for multiple organizations

Software Delivery & Version

ElectronicYes

Version19.11

Additional Information

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User Reviews

Kernel for OST to PST

(4.9 / 5) 631 Reviews

I am delighted that I chose Kernel for OST to PST converter tool out of other similar tools. The reason for that is that it is jam-packed with features and is user-friendly.

Dylan

17.01.2020

I decided to close an existing Exchange account, but as it contained a lot of essential data, I started to look for reliable migration solutions. I stumbled upon Kernel for OST to PST converter tool, using which I successfully migrated from OST to PST. I ended up importing these PST files to Outlook desktop client. Thanks for developing this fantastic utility.

Hannah

17.12.2019

I was unable to synchronize my OST data with the Exchange server. Hence, I decided to use Kernel for OST to PST converter tool for backing up my OST files as PST. I am happy that I made the right choice.

Jeremy

29.11.2019

1 > Last

Software Features	Trial Version	Full Version
Converts OST File to PST
Converts large-sized OST files
Preview of Entire Converted Data
Saves to PST, MBOX, PDF, DBX, EML/MSG, etc
Exports OST to Live Exchange/Office 365
(24x7) Free Technical Support
Saving Capabilities	Save 25 items only	Save Unlimited Data
	Download	Buy Now

Kernel for OST to PST