OST to PST Converter Tool - Free Download Now

Kernel OST to PST Converter Tool

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Kernel OST to PST Converter tool allows you to convert inaccessible, orphaned, or damaged Outlook OST files into accessible PST format with guaranteed results. You can also directly migrate OST file data to various email clients & servers with 100% data accuracy.

Download the free trial version and migrate 25 items per folder.

Convert emails, contacts, calendar, notes, etc., along with shared mailbox and Public Folder.

Developed with a multi-thread architecture for fast bulk OST file conversion without data loss.

Convert complete OST file into PST, EML, MSG, DBX, MBOX, etc. formats with complete accuracy.

Save OST file directly to Office 365, Exchange Server, Gmail, Yahoo, etc., email platforms.

Built-in date, item type, subject, etc., type filters that help with a user-controlled OST conversion.

Recover deleted and corrupt data from OST file with all email metadata in original file formats.

Preserve original folder structure, metadata, read/unread status, and rich text formatting.

Split large resultant PST files into smaller parts (e.g., 2GB, 5GB, 10GB) for better management.

Download free OST to PST converter trial version and get access to all the advanced features.

Solve Critical Issues with Kernel OST to PST Tool

Our reliable software helps you convert OST to PST and solve several high-priority problems in minimal time to prevent system downtime.

Mailbox Migration & Backup

Download Kernel for OST to PST converter software to simplify the process of updating & migrating entire Exchange Server data. Additionally, convert OST to PST and create archives or backup PST files to safeguard your data.

Recover Deleted Data from OST Files

Recover your emails, attachments, contacts, etc., mailbox items from the OST file. This OST to PST tool allows you to retrieve accidentally deleted data along with deep repair & restoration of corrupt OST file data.

Solve Exchange Server Errors

Don’t let your business suffer from annoying Exchange errors. Be it the Exchange Server dirty shutdown issue or something else, use our OST to PST converter tool to remove the error and restore workflow.

What Expert Say

Nick Brown, System Administrator

As a system admin, I send/receive a lot of emails every day. My mailbox size often grows exponentially, and I needed a reliable tool to archive my critical messages to an offline PST file without losing a single email & attachment. Thanks to the Kernel OST to PST tool, I easily exported all my emails while preventing oversized OST file issues.

Carl Mathew, CEO

A key employee of ours left, and their Exchange account was deactivated with critical project data in the orphaned OST file. All standard recovery methods failed. This OST to PST converter was an absolute lifesaver. It quickly converted the OST to a usable PST file with all emails in the original folder structure. This tool is now an essential part of our IT toolkit.

Paul Jameson, Product Manager

Recently, we shifted from classic Outlook to New Outlook and wanted all the data in it. This OST to PST converter tool is a lifesaver for our organization. It converted our file without damaging the original structure. I highly recommend Kernel OST to PST Converter to all users for converting their OST files.

Tom Conroy, CIO

I am impressed with the Kernel OST to PST Converter tool. It effortlessly converted my files in PST format by keeping everything in place. The simple interface made the conversion smooth and easy for me. Thank you to the team for being there with me throughout the conversion process. Best tool for error-free conversion!

Kernel OST to PST Converter Tool Prime Features

Explore the advanced features of our OST to PST converter tool that allow a secure & error-free conversion of OST files to PST and other formats.

Convert OST to PST in Bulk

Transform OST file to PST in bulk and access them in any Outlook version. Export offline, orphaned, or inaccessible OST file data, including emails, contacts, distribution lists, calendars, notes, tasks, etc., with the simple and easy-to-use interface of the tool.

Repair damaged or inaccessible corrupt OST files

Repair Corrupt OST Files

The software allows you to repair damaged or inaccessible OST files and save them to new healthy PST files. This OST Recovery tool uses powerful algorithms that help with accurate & fast mailbox recovery.

Recover Deleted Items

Get back your accidentally deleted data or lost emails due to a data transfer. The OST to PST converter tool scans and recovers data with original key attributes and structure. For easy identification, the deleted records are shown in red color.

Export to Multiple Formats

Export Outlook OST emails to PST, DBX, and MBOX files in one go. Additionally, you can save individual emails to PDF, MSG, EML, TXT, RTF, or HTML files and view them separately in a tool as per the output file format.

Export Specific OST Items

Convert OST to PST according to your requirements. Use our OST to PST converter tool to customize migration based on item type, date range, folder name, From, To, and Subject filters for a selective data transfer.

Automatic OST File Detection

Use the Search feature to locate OST files from the system drive or folder. With the embedded search algorithms, the tool provides a quick OST file search and eliminates the need to manually find the Outlook data file in the system.

Unlimited OST to PST Conversion

Use the OST to PST conversion software to convert any OST file. The software has no OST file size or item limitations. Add, scan, preview, and convert large-sized OST files without losing a single bit of data.

Preserve Folder Hierarchy

With the Kernel OST to PST converter software, preserve the original structure of the mailbox folders throughout the conversion of OST files. The output PST file will have the same folder hierarchy as the source OST file after conversion.

Preview OST Emails

Preview all the recovered items from OST files using the Simple and Advanced Properties View. Select any email, attachments, contacts, calendar, etc., to get a clear preview along with metadata and email properties like Hex, Txt, and Unicode.

Find Email Messages

Search for specific OST file messages with the 'Find' option. Enter keywords and parameters like sender, recipient, subject, and date to locate the desired emails quickly. View/export the search results in multiple file formats.

Migrate OST Mailbox to Office 365

Export OST file items to Office 365 directly using our OST to PST software. Migrate your mailbox data from an offline Outlook file to any Office 365 tenant. Automate the email migration with our best OST to PST converter software.

Restore to Live Exchange Server

Restore an OST file data to the Live Exchange server, Lotus Domino, and GroupWise. Map OST file items with the Live Exchange mailboxes. Restore OST files to Exchange Server versions, including 2019, 2016, and earlier versions.

Migrate OST items to Gmail account

Utilize the tool’s intuitive feature to import OST to Gmail and other web-based email platforms, like Yahoo, iCloud, Google Apps, Outloook.com, and AOL. OST to PST Converter tool assures no data loss during migration.

Apply Saving Preferences

Apply the Saving Preferences to recover emails from the OST mailbox. OST to PST conversion tool allows easy selection from: Save all emails (including deleted), Save all emails (excluding deleted), or Save deleted emails only.

Split Oversized PSTs

Efficiently manage the recovered data from large-sized OST files using the Split PST option. Split PST files into multiple manageable and smaller-sized PST files of varying sizes, including 1 GB, 2 GB, 3 GB, etc.

Free OST to PST Converter

The OST to PST converter software provides a free trial version, which allows you to convert 25 items per folder without data loss. Experience all the features without paying anything, and perform precise and hassle-free conversion.

Load Saved Snapshot

The Save Snapshot feature of the OST to PST tool allows you to save the snapshot of the conversion and resume it later. No need to restart the process. Simply load the snapshot to continue from where you left off the OST to PST conversion.

Graphical analysis Report

Generate a graphical report of the total items converted using the OST to PST Converter’s inbuilt File Analysis Report feature. Create reports based on parameters: Mail Flow Density by Date, senders, item types, & interaction between users.

How to Convert OST File to PST?

Here’s the easy step-by-step guide to convert OST file of any size & from any Outlook version to PST:

Step 1: Download, install, & open the Kernel OST to PST converter.

Step 2: Choose to convert a single or multiple OST files and add them.

Step 3: The tool will scan and display all the items for preview, including deleted ones.

Step 4: Select the files/folders to convert and click Save.

Step 5: Choose the output as PST and click Next.

Step 6: Apply the filters as per your requirements and click Next.

Step 7: Define a location to save the converted files and click Finish to start OST to PST conversion.

What Data Our OST to PST Converter Transform?

This feature-rich software allows you to convert every component of the OST file to PST with a 100% error-free process.

Email Attachment Folders Contacts Calendar Notes Tasks

Save all your emails with all the original key attributes like:

Email
CC
BCC
From
Date
Subject
Signature, etc.

Attachment

Transfer attachments from OST to PST without restrictions. The tool allows you to convert all the file formats like:

Images: JPG, PNG, BMP, TIFF, etc.
Documents: PDFs, TXT, DOCS, PPT, etc.
Media Files: Audio & video files.
Archive Files: ZIP files and more.

Folders

Save all your folders in the output PST file, including:

Inbox
Draft
Sent Items
Outbox
Deleted Items, etc.

Contacts

Keep all your important contacts when you migrate or convert OST to PST with all fields like:

Name
Email
Contact Number
Location, etc.

Calendar

Hold on to your upcoming events with our OST to PST Converter tool. Save calendar entities like:

Meetings
Appointments
Recurring Events
One-Day Events, etc.

Notes

Preserve your notes the way they were. The tool converts your:

Note Text
Subject
Color
Category

Tasks

Keep all your to-do lists after conversion. The tool keeps:

Task Title
Due Date
Start Date
Task Status
Priority, etc.

Who Can Benefit from Our OST to PST Converter?

Kernel OST to PST Converter acts as a versatile solution to meet the conversion requirements of all, ranging from individuals to large enterprises. Find detailed explanation on users who can benefit from OST to PST conversion tool.

Outlook users

Regular Outlook users and remote employees often need to convert OST file to PST to access data stored within the offline Outlook file. Allows conversion of data from inaccessible or orphaned OST files for easy data access and communication.

IT Administrators

IT administrators within organizations manage large user databases and their crucial data using Kernel OST to PST converter. System administrators convert their OST files to PST to recover lost and deleted email items from damaged or corrupt files.

Data Migration Experts

Our OST to PST Converter tool assists data migration experts to take care of all the migration from an orphaned or offline OST file to PST. Use the tool to migrate emails, attachments, contacts, or calendars from OST to PST file.

Small Businesses to Large Enterprises

Businesses of all sizes, including small, medium, and large enterprises benefit from best .ost to .pst converter. Easily recover, export orphaned OST to PST and migrate OST to Office 365 or Live Exchange Server.

Frequently Asked Questions about OST to PST Converter Software

Can I convert orphaned or inaccessible OST files?

With the OST to PST conversion software, you can easily convert orphaned OST file to PST file. Apart from the orphaned OST files, use this tool to convert inaccessible or offline Outlook files and repair corrupted OST file.

Is the OST to PST Converter Software free to use?

Yes, the OST to PST tool comes with a free trial version that allows conversion of 25 items per folder for free. Simply download this free OST to PST converter and get access to your mailboxes again.

What if I encounter issues during the conversion process?

Simple interface of the best OST to PST converter tool supports error-free OST to PST conversion process. However, if there are any issues during conversion, contact our support team for further queries.

Is my data safe during the conversion process?

The OST to PST conversion software simplifies the data file conversion with no impact on your data.

Does the tool allow previewing emails from the OST file and exporting them to PDF or HTML?

Yes, the tool shows a clear preview of all the emails in the added OST file, and you can save any specific email in your desired format, including PDF & HTML.

Can your product convert OST file created by Outlook from an orphaned IMAP account, not an Exchange account?

Use the OST to PST converter free tool for easy conversion of Outlook OST file created using any webmail, such as Outlook, Yahoo, etc. over IMAP Server. Additionally, the tool supports transfer of data from any version of offline Outlook file to PST, various webmail clients, and major email servers.

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

Using our OST to PST converter tool, you can skip manually searching for the OST file. The built-in OST file search feature automates the file detection and helps you with fast OST file conversion.

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

Yes, the tool can migrate all the OST file components, including emails, attachments, drafts, contacts, tasks, calendars, etc.

Is it possible to perform selected OST items conversion?

Yes, with the multiple filter options within the OST to PST tool, move items as per the requirements. Select mailbox folders and apply filters like From, To, Subject, Folder Name, Item Type, and Date Range. Additionally, the exclude deleted items option at the time of conversion allows easy omission of items deleted from the mailbox.

Will there be any changes to the PST file after Microsoft OST to PST conversion?

No, it does not. Scan the OST file and recover the entire data with its integrity maintained. With the OST to PST conversion software, the complete mailbox hierarchy and properties remain intact after the conversion.

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

Yes, the tool smoothly moves OST file of any size to a PST file without file size restrictions.

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

Yes. You can use the split PST file feature within the OST to PST tool. Select a size limit in GB, let's say 2GB, and the actual file size is 6 GB. Files will be saved in 3 different files with 2GB size each at the end of the process.

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

Yes. The tool doesn't need a live Exchange connection to convert OST file to PST. There will be no errors or conversion failure during the process, even if the Exchange Server is not connected.

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

Go to the menu bar in OST to PST converter freeware and find the Buy Now option. Click on it to open the buy page with various categories of the licenses mentioned. Purchase .ost to .pst converter full version software according to your requirement.

Kernel OST to PST Converter 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 are saying about Kernel OST to PST Converter

(4.9/5) 852 Reviews

Impressed with Kernel for OST to PST

Efficiently migrated my offline OST file without any data loss. A reliable and user-friendly tool that did the conversion accurately. A must-have tool.

Sudeep Ramachandraiah
MIT Services - Head - Business Development