Why you need to convert OST to PST files?

Both OST and PST data files belong to Outlook, but they are created through different types of email servers. If you convert OST files to PST format, then you can import it back to Outlook and access the data again.

Kernel for OST to PST Converter Tool Features

OST to PST conversion becomes an easy task owing to the intelligent features of the OST Converter software.

Convert OST to PST

Convert OST to PST The tool allows the smooth migration of OST items to PST file. It lets you export OST files to all versions of MS Outlook (PST file), like Office 365, 2021, 2019, 2016, 2013, 2010, 2007, and2003 versions. The tool quickly converts bulk or large-sized OST files even when the Exchange Server is down or Outlook faces synchronization issues.

Export OST to Office 365 Mailbox

Export OST to Office 365 Mailbox The Software can directly export OST file items to a cloud-based Office 365 mailbox without any data loss. It involves no complex steps to import/export OST files to Office 365.The mapping option of the tool allows users to easily map OST files with Office 365 mailboxes.

Corrupt OST Recovery

Repair Corrupt or Inaccessible OST File If your OST file is corrupt or inaccessible, the tool helps you repair it immediately before converting it to a PST file. It provides a secure mailbox recovery (of existing/deleted emails, attachments, calendar items, etc.) against all OST corruption issues. Read more...

Restore OST to Exchange Server

Restore OST to Live Exchange Server The OST to PST converter tool allows you to efficiently migrate your OST file data straight to the connected email server – such as Exchange Server, Lotus Domino, and Novell GroupWise. With the mapping feature of the tool, you can easily map OST file items with the Live Exchange mailboxes. The solution also helps you in restoring OST to all versions of the MS Exchange Server, like 2019, 2016, 2013, 2010, 2007, 2003, 2000, 5.5, and 5.0. Read more...

Migrate OST Items to Gmail Account

Migrate OST Items to Gmail Account The Kernel for OST to PST Converter tool comes with an intuitive feature to quickly export OST file items to several web-based emailing platforms, like Gmail, Yahoo, iCloud, Google Apps, Outloook.com, and AOL. The tool ensures no data loss while migrating to a Gmail account.

OST to MBOX Conversion

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

Converts Encrypted OST Files Corruption attacks encrypted OST files, too, and damages them deeply. Our OST to PST converter software scans such encrypted files and recovers their mailbox. It also converts encrypted OST file to PST so that you can easily access mailbox data. The resultant file will not be encrypted like earlier, but it will have default encryption supported by Outlook.

Recovers Deleted Items

Recovers Deleted Items The OST Converter tool uses a highly advanced algorithm to recover deleted items from the scanned file. The tool securely recovers all items, including emails, contacts, notes, calendars, tasks, events, notes, etc., from where they were deleted. This feature lets you access deleted OST file items with ease.

Preview OST Mailbox Items

Preview OST Mailbox Items The Kernel for OST to PST Converter allows users to perform a full mailbox preview of the recovered OST items. Before OST to PST conversion, users can review the items such as emails, attachments, tasks, calendar entries, contacts, etc., within the Software Console. This feature saves valuable time and assures the recovered items' integrity.

Selected Email Migration

Selected Email Migration Using multiple filtering options of the OST to PST Converter tool, you can filter the important emails and items of the OST file that you want to migrate. Refine your data items based on item type, date range, folder name, and other provided filter fields.

Save OST Emails to Multiple Formats

Save OST Emails to Multiple Formats This advanced tool lets you 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

Split PST by File Size The Kernel for OST to PST converter tool allows you to manage your large-sized PST files with the integrated splitting function. This feature lets you split a PST file according to a particular size – 1GB, 2GB, 3GB, etc.

Find Messages

Find Messages You can immediately find any specific message from the OST file using the '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

Create Graphical Report The inbuilt File Analysis Report feature of the OST to PST Converter tool enables 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 like Mail Flow Density by Date, by senders, item types, and interaction between users.

Free OST to PST Converter

Free OST to PST Converter The tool is available for free trial version download on the website for the users. It has a Preview facility and saving feature, enabling users to test the software functionalities before buying. With the trial version, you can save up to 25 items per folder into PST, MSG, and EML files. Download this free tool now to avail the exciting features.

Search OST Files in System Automatically

Search OST Files in System Automatically An advanced Search feature is integrated into the OST to PST Converter tool to automatically search for all the OST files in the specified System drive or folder. The output is quick, and users need not lookout for OST files at the system location manually.

Why should you use Kernel for OST to PST Converter?
Save emails to various files
Save emails to various files

Sometimes, businesses may require email-based data in other applications and different file formats to follow some industry compliance or for simple backup purposes. But the OST file is accessible in Outlook only. So, in this situation, use Kernel for OST to PST Converter tool to convert OST files in multiple formats like PDF, MSG, EML, RTF, TXT, HTML, and DOC. It makes the same data flexible enough to open in various email clients, browsers, and readers.

To save OST data to Live Exchange Server
To save OST data to the Live Exchange Server

Sometimes, businesses need to move their account data to a Live Exchange Server for better collaboration with clients. So, instead of recreating the file at Live Exchange from scratch, users can download Kernel for OST to PST Converter tool to quickly export unlimited OST file data to Live Exchange. The tool can also export contacts, calendar, notes, and other data to a Live Exchange account.

Save data to web-email clients
Save data to web-email clients

If you plan to shift the emails from Outlook to other platforms, conversion is the best solution. Kernel for OST to PST Converter lets you change the format of OST files to MBOX or save them directly to Office 365, IBM Domino, GroupWise, Gmail, Yahoo, AOL, iCloud, and other accounts.

How Kernel for OST to PST Converter Works?
STEPS FOR OST File to PST Conversion

The OST Converter software is integrated with advanced QFSCI algorithms. The tool thoroughly scans the damaged OST files, extracts entire email data, and allows users to save the data in easily accessible MS Outlook PST files. It can be easily done by following the steps mentioned below:

Select the source OST file
Displays the preview of restored mailbox items
Select the mailbox folder(s) that you want to save

Software Prerequisites & Recommendations

Quick links

About Software

  • Version: 21.1
  • Release Date: Jan 2021
  • License Type: Personal, Home, Corporate & Technician

Version Support

MS Exchange Server - 2019, 2016, 2013, 2010, 2007, 2003, 2000, 5.5 and 5.0

MS Outlook - Office 365, 2021, 2019, 2016, 2013, 2010, 2007, 2003, 2002, 2000, 98 and 97

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, 8, 7, Vista, XP, 2000, 98, NT, 95 Windows Server 2016, 2012, 2008 R2, 2008, 2003 R2, 2003

Software Guides

Free Trial V/S Full Version of OST to PST Converter
Frequently Asked Questions
The Kernel for OST to PST Converter tool makes it easy to perform OST to PST conversion. Here is the minimal process to convert a corrupt/healthy OST file to PST file format-
  1. Click on the Windows icon and select Kernel for OST to PST Converter in the applications menu.
  2. The Source File Selection wizard will open automatically, and you can select the OST file by clicking on the Browse button. Select the files and click Next.
  3. Read the details written on the Information page. It shows all the functionals aspects of the tool for OST file conversion. Click Finish.
  4. The software will scan the file and retrieve all the mailboxes in it. All the folders and their data will be available for preview and conversion.
  5. Click Save and choose PST file (MS Outlook) as the Output file.
  6. There are various filtering options depending on the features of the OST file. You can apply them based on your requirements. Then, click Next.
  7. If the OST file is large, then to lower the size of the resultant PST file, you can split it based on a definite size. Then, click Next.
  8. Click the Browse button to select the folder where you want to save the PST file after conversion. At last, click Finish.
  9. The software will convert OST to PST file and show you a success message after completing the procedure. Click OK.
OST files are the local copies of the data from the Exchange Server configured in the Outlook application. These files are stored at the default system drive location. To know about the default file location of the OST file and how to change it, visit this link - https://www.nucleustechnologies.com/blog/how-can-you-change-the-location-of-ost-file-in-outlook/ However, the Software includes a smart Search feature for automatically searching OST files from the specified system drive for recovery and conversion process.
Yes, you can easily convert OST to PST files without MS Outlook using a professional software like Kernel for OST to PST Converter. The Software can also help you convert large, orphaned, and inaccessible OST files without changing the original data.
Yes, the OST converter tool lets you recover and migrate all mailbox items, such as emails, attachments, drafts, contacts, tasks, calendars, etc., from OST files to PST.
Yes, the tool comes with multiple filtering options through which you can convert items as per your requirement. The tool 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.
Yes, the tool migrates OST files generated by different webmails like Gmail, Outlook.com, Yahoo, etc., in IMAP configuration. Also, it supports Exchange OST files.
No, it does not. It simply 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.
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.
Yes, the OST Converter tool comes with an 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.
Kernel for OST to PST Converter tool doesn't need a live Exchange connection for its working. So, you can use this tool for OST to PST conversion even without an Exchange connection.
You can do this even without buying the tool. The free version of our tool offers a preview of the entire OST data. You can save up to 25 items per folder to some selected formats. So please try it.
With our OST file Converter tool, 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.'
Home, Corporate, and Technician licenses of the tool come with lifetime validity, and you only need to pay once. Also, you can upgrade the tool to the latest version with the existing license. However, the Personal license of the tool is valid for one year only. You need to upgrade it next year if you want to continue using it.
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.
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 according to the number of OST files you want to convert.
What customers say about Kernel for OST to PST
rating5 (4.9 / 5) 818 Reviews
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The entire process was smooth, and the resulting PST file was compatible with Outlook.

I had a technical issue with my Outlook OST file, and after researching various solutions, I decided to give this tool a try. I am glad I did! The software not only fixed the issue with my OST file but also converted it to PST format flawlessly. The entire process was smooth, and the resulting PST file was compatible with Outlook. Thank you!

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