Regain OST File Recovery

Recover Corrupt OST file and Saved it in Working PST format

Regain OST Recovery software efficiently recover corrupt or damaged offline OST file and Restore all the data in working Outlook PST file. It only takes few clicks to repair OST file.

Download trial version and migrate 30 items per folder free

  • Recover Corrupt or inaccessible OST file
  • Recover and Extract deleted email data from OST files, such as Mail, Calendar, Contacts, Notes, and Tasks etc.
  • Restore OST files into EML, PST, MSG, MBOX, ICS, VCARD and HTML format
  • Allow User to Export OST File to Office 365 account or Exchange Server
  • Show Preview of Recover Emails items before Saving
  • No File Size Limit for OST file recovery
  • Easy to Use software interface
  • Maintains Metadata, formatting, structure, etc.
  • Recovery of OST file of both High & Compressible Encryption
  • Support all the Latest Version of MS Outlook and Windows OS
  • Use Free Trial Version (Save 30 emails per folder at Free of Cost)
Recover Outlook OST Emails

Instantly Fix - Repair OST File Corruption Issues

Regain OST Recovery tool is an efficient utility that provides easy steps where anyone can repair and recover their OST files. It provides step by step guide for OST Recovery.

Step by step guide for OST file Recovery:-
  1. Step 1: Launch Regain OST Recovery Software on your system
  2. Step 2: Browse and select desired OST file
  3. Step 3: See the scanned OST file mailbox items and click on “Export”
  4. Step 4: Choose and select desired location and target format
  5. Step 5: Click “Save Now” button for file saving.

OST File Recovery - Key Features

Fix OST File - Low & High Corruption

The Regain OST Recovery software provides two scanning modes to recover damaged OST files, and has two modes - Quick and Advanced modes. You can use this mode according to the level of corruption, such as - if there is minor corruption then you can use quick scanning mode, but if you feel that your file is severely corrupted then in that case you can use advanced scanning mode to repair your data successfully. Read more

Restore Deleted OST Data

You can easily restore your corrupt, compressed, or permanently deleted files from OST into MS Outlook without any trouble. This OST File Recovery software is capable to recovers all OST files including, emails, calendar, contacts, appointments, tasks, journals, notes, etc., in hassle free manner. To make the data accessible in MS Outlook, you can easily save your recovered file in MSG, EML, MBOX, PST, Office 365 and HTML using this software.

Auto-Locate OST File for Recovery

If you use this Regain OST Recovery software, then you will not get any problem in searching for OST files, if you do not remember its exact location. However, this OST recovery software has a smart 'search' feature which can find the address of your hidden OST files, but for this you first need to specify the folder / drive. The software quickly display all OST files present in the selected search volume so that you can easily select the appropriate files for recovery.

Recover Encrypted OST File

The OST Recovery software is able to recover your OST file, which you have previously encrypted or protected with a password to protect your important data from unauthorized access. It does not matter if you have an encrypted file password or not, as this Recover OST file tool can recover your data even without a password, but remember you will need a password to open this file after recovery.

Preview OST File Data with number of items

With the help of this OST File Recovery software you can easily see the smart preview of your all recovered OST data. It ensure recovery of all the OST file items such as Email, Contacts, Calendar, Notes, Journal and Tasks etc. without losing quality of entire data. This smart feature is also available in its trial version, so if you want to try, then don’t wait just go for it. Learn more

Selective OST File Recovery

This OST File Recovery software is very economical for the users who are very busy in their work, if you recover your OST files using this software, you can save your precious time, because this OST Repair software gives you a good selective files recovery option, with the help of which you can repair or recover only those OST files that you need to recover and that too in just a few seconds.

Maintains OST Email Folder Structure

When you recover your corrupted or damaged OST files with this software, it maintains the internal folder structure of your OST file with no edits to the internal hierarchy of files and folders as the software does not allow any type of corruption element to be generated in the recovered OST file, this Regain OST Recovery software is capable to protects your files completely.

Apply Date Range Filter to save Emails

With the use of this software you can easily save your recovered OST data to your desired location. In this OST Recovery software, you can specify date range to apply mail filters to save your data. Once you apply the filter option then this software quickly save your recovered OST file with all email or items which falls between these date ranges.

Multiple Message Saving Options for OST

When your OST files are fully recovered, then Regain OST Recovery software asks you to choose the file format in which you want to save your recovered OST files. Although this software supports many file formats such as PST, EML, MSG, MBOX, HTML, ICS, VCARD formats. But here, you can choose the file format as per your choice, without any hesitation.

Repair Big OST File

This software is completely designed with a powerful algorithm, so you don't need to worry about anything while repairing OST files. There is no issue in this software regarding the size of the OST file, as no size limit has been fixed for recovery of corrupt or inaccessible OST files. Through this software, you can easily repair or recover any size of your OST files without losing even single information. Learn more

Get Complete OST Recovery Report

When you complete the recovery process, the OST Recovery software generates a report, which records the entire process, from start to finish. This report includes all the detailed information of recovered files or the path of these saved files and so on. You can see this report later or you can use it if you want. But for this you need to first save this report in CSV file format, then only you can use it later anytime.

Export OST File to Office365 or Exchange Server

OST Recovery software enable user to migrate Offline OST data file to Office 365 account or Exchange server. User need to Enter the login details of your account to start the OST file migration. All of this process is very user friendly, anyone can use this software without hasitation.

Regain OST Recovery

Technical Specifications

System Requirements

  • Processor - Pentium Class
  • Memory - Minimum 128MB RAM (512MB recommended)
  • Hard Disk - 50 MB for Software installation
  • Disk Space - Enough space to store recovered output

Version Supports:

  • Windows OS Platforms - Windows 11/10/8.1/8/7/Vista
  • Windows Server - 2012/2008 R2/2008/2003 R2/2003
  • MS Outlook - 2019/2016/2013/2010/2007 and 2003
  • Exchange Server 2019/2016/2013/2010/2007/2003/2000/5.5 and 5.0

Get A Free Trial of OST Recovery

Software Features

Trial Version

Full Version

Recover Corrupt or Damaged Exchange OST file
Recover permanently deleted or lost email
Convert OST files to PST, EML, MSG, MBOX, HTML, ICS, VCARD format
Repair Password-Protected OST files
Recover any Size of OST file
Import OST files to Office 365 and Live Exchange Server
Show Preview of emails before saving
Maintain all email properties and folder hierarchy
Support all latest MS Outlook versions
Free Technical Support
Saving Capabilities Save 30 items/Folder Unlimited

When to use Regain OST Recovery tool?

If you've been using Outlook for a long time, you might know that OST files are vulnerable to corruption, and to recover these OST files, Regain OST recovery tool is a picture-perfect solution. Learn More
You can use the tool to convert OST files to vCard, PST, MSG, and EML file formats; even the tool can move data from corrupt and orphaned OST files.
If your organization wants to shift from Outlook and import multiple OST files into cloud servers such as Office 365, Gmail, Yahoo, etc., servers, Regain OST recovery tool also allows this. To Learn more: visit
If your OST files have gone corrupt or you're facing any Outlook error, you can use Regain OST recovery tool to recover corrupt OST files and move them back into your Outlook account. Learn more

Why Prefer Regain OST recovery tool over others?

It is the only solution that offers multiple file formats and a cloud server as a target to move data from OST files at a very low price and lifetime access.
It can even recover corrupt and orphaned OST files without technical assistance or setup. Even a newbie and non-technocrat can accomplish their recovery and export task.
The software doesn't impose any bar on adding multiple OST files or large OST files for recovery and export tasks. You can process multiple OST files of any size.
Regain OST recovery tool can recover and extract deleted emails, calendars, contacts, and other items from OST files. Read more

Benefits of recovering OST files

Sometimes, important personal information is lost due to the accidental deletion of OST email files caused by human error. You cannot retrieve OST-stored emails using Outlook. Email might be difficult to recover from OST backups, but the OST Recovery Tool makes it a breeze.
There is currently no simple way to import an OST file into Outlook. OST to PST conversion are required for this goal. It's simple with the Regain OST File Recovery Tool, which allows for direct OST file importation into MS Outlook.
Data stored in a corrupt OST file cannot be accessed. Users' worries about losing data motivated Regain to develop an OST Recovery Tool which can quickly and easily fix damaged Outlook OST files.

OST Recovery Tool - Product Video

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FAQs – OST Emails Recovery Tool

How to recover OST file by using Regain OST Recovery Software?

  • First of all, Run Regain OST Recovery Software
  • Browse and Select OST Data file for Scanning
  • After Scanning Software generate a Preview of Recoverable OST Emails
  • Now you can Select the File Format in which you want to save your Repair OST file
  • Select the Destination location to Save repaired OST file
  • Now Software Start Saving process.

How many OST files I can recover at a time with this Regain OST Recovery software?

With this tool, you can add multiple OST file at a time if you want to fix OST file data. Moreover, you can perform bulk recovery of corrupt OST file without losing any data.

Does this Regain OST Recovery Software enforce any kind of OST file size limitation?

Not at all, It can recover any size of OST files as it does not impose any restriction on the size of OST files.

What type of file format does Regain OST Recovery software created after export?

It will create a UNICODE PST file that can be easily used in all latest version of Outlook including MS Outlook 2019, 2016, 2013, 2010, 2007, 2003 versions.

Is it necessary to have working Exchange Server environment to recover OST file in MS Outlook 2016?

No, there is no requirement of an Exchange Server environment to recover corrupt OST file.

Is it possible to recover my permanently deleted Outlook emails from OST file?

Yes, with the use of this software you can efficiently recover your permanently deleted Outlook emails from OST file in accurate way.

Is it possible to See my Desire emails without Buying your OST File Recovery Software

Yes, you just use the Free trial version of this tool, Free version embedded with all feature rather than to save all emails. After scanning the OST file, you can see preview of emails on software interface.

How much of time Software will take to repair my Corrupt OST file?

It is embedded with strong algorithm and fast enough. And time taken completely depends on the size of OST file and Types of corruption.

Why am I getting this message 'Exchange OST is in use and cannot be accessed' again and again while i closed the application properly?

This error occur due to, when this applicatin is used by anyone. Sometimes this file is used in the background due to improper closure. Use can use these steps to close the program properly:

  • Open "Start Task Manager" by Clicking Right Click on Taskbar
  • Select Processes tab
  • Select outlook.exe file and click on End Process.

Is it Possible to recover Contacts Only with Regain OST Recovery tool?

Yes, After scanning the OST file, you can select the folder of Contact folder and rest of them need to be De-Select to convert OST Contact to Other format.

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