Exchange OST Recovery

Microsoft OST Recovery Tool to Recover OST Files and Saving into Multiple File Formats.

  • Recover emails, calendars, contacts, and other data from OST file
  • Recover data and save OST file as PST, PDF, MSG, EML, HTML, O365
  • Allow retrieving the corrupted, damaged Outlook Offline Files
  • Deleted items are displayed in Red Color after OST File Recovery
  • Quickly retrieve inline images from MS Outlook Offline Data file
  • Recover OST File from Exchange,, IMAP, Office 365
  • OST Recovery Tool is able to Recreate OST File in Outlook
  • Compatible with Microsoft Outlook 2019, 2016, 2013, 2010 & earlier versions
*Download the OST Recovery Freeware which provides evaluation and recovery of limited data only

Why Should Choose SYSDaddy Exchange OST Recovery Software?

Recovery of corrupted or deleted data is must for everyone to get back their data. But the situation is worst when users need to recover data from OST file which got corrupted somehow. This is very difficult task to implement. But no more worry about it as SYSDaddy comes with solution for quick OST file recovery. SYSDaddy Outlook OST Recovery tool is one of the effective and expert suggested solution to recover OST file created from Exchange account,, Office 365 and IMAP account. It supports to retrieving the all data from the inaccessible OST file and save recovered data in multiple formats. The software is compatible with all Windows OS including Windows 11, 10, 8, 7, and others.

Outstanding Key Features of Microsoft OST Recovery Tool

Recover OST File

Flawlessly Fix Corruption From OST File

High level of errors can be cured with this Exchange OST recovery software. No manual efforts are required from the end of clients to restore mailboxes from inaccessible OST file. The tool supports file with low level corruption, highly corrupted, damaged, and orphaned. Also, the developers has designed the software with the simplest format so that the user can recover the files with accurate results.

Browsing Option

Provides Different File Browsing Options

Altogether there are two options provided by this Exchange OST file recovery tool at the time of browsing OST file in software:

  • Search From Selective Drive – To search .ost file from user entered drive of PC.
  • Search From All PC Drives – Allow software to search Outlook OST files from entire PC.
Two Scan Mode

Two File Scanning Modes

The method to deal with inaccessible OST file is depend upon the level of errors present in Offline data file. This Exchange OST recovery software provides 2 scanning options to fix the file issues. Initially, the app performs "Quick Scan" operation to regain OST content from .ost file which is having minor errors. Rest, "Advance Scan" option is avail to deal with high level of errors.

Preview Data

Displays Fetched Data on Preview Panel

When the tool finishes recovering data from the scanned Outlook offline data file, it will automatically display all of its contents in the preview area. This panel shows complete components of the OST file like emails, appointments, address book, journals, etc. along with the item count of each mailbox. It also shows OST emails with attachments in the preview window.

Decrypt OST

Power to Decrypt OST Messages

This Microsoft OST Recovery tool has the unique ability of decrypting protected OST emails, which are usually encrypted with S/MIME or OpenPGP algorithms. Forensic investigators simply have to enable the checkbox of ‘Remove Encryption’ for activating decryption of emails. For security purpose, it is essential to give associated certificates with password to use this process.

Restore Selective Data

Regain Only Desired OST Data

The recovered data can be saved in multiple file formats by using Outlook OST Recovery Software. It also offers the facility to restore the desired data from the OST file after recovery. This option is helpful for regaining only required data items. Eventually, it saves time and efforts as you can select and check the desired file or folder that you want to export.

File Naming Option

Different Naming And Filtering Options

Exchange OST file recovery tool provides users with additional functionality to archive recovered mailboxes according to customer requirements. When selecting the Standard File Formats option, the tool provides a File Naming Convention option to change the default naming structure of the output file. It also offers a date-based filter option to perform a selective export process based on a defined period of time.

discard empty folders

Reject Empty Folders Automatically

OST recovery tool allows "Don't Export Empty Folders" checkbox option. By using it, one can easily exclude the unwanted Folder or an empty Folder. To get this offer, you need to first uncheck Maintaint Folder Hierarchy option. It will only help to recover the required folder and skip all empty folders. So, even by using it, you will get same software structure. There will be no changes during the OST file recovery process.

SYSDaddy Exchange OST Recovery Software - Working Steps
  • Step 1
    Run OST File Recovery Tool

    Add Outlook OST file for recovery

  • Step 2
    Preview Data

    Preview recovered OST File data with attachments

  • Step 3
    Recover Successfully

    Recover OST file and save data in desired format.

Exchange OST Recovery Tool
OST file Recovery Software
Preview Data
Recover OST File
Outlook OST Recovery Software Specifications
Download and Try Exchange OST File Recovery Tool

Software Download

Size : 37.6 MB

Version : 8.1

Tool Limitations

The free version of the Exchange OST Recovery software will export 24 items / folder only.

System Specifications

Hard Disk Space
100 MB of free hard disk space


Intel® Core™ 2 Duo CPU E4600 @ 2.40GHz


  • Microsoft .NET framework 4.5 or above must be installed.
  • If you are using Windows 11 / 10 / 8.1 / 8 / 7, then please launch the tool as "Run as Administrator".
  • Export in PST:
    • MS Outlook installation is required, if using 'Use Outlook' option in Export Option Window.
  • Export in Office 365:
    • Admin account of Office 365 must be Impersonated, if migrating to Admin account.
  • For Remove Email Encryption option:
    • Certificates and respective passwords to decrypt SMIME encrypted Emails.
    • Private Keys and respective passwords to decrypt OPENPGP encrypted Emails.

Supported Editions

  • Microsoft Windows 11(64-bit) / 10(32-bit & 64-bit) / 8 / 7 & Windows Server 2008 / 2012 R2 / 2016
  • Microsoft Outlook 2000, 2003, 2007, 2010, 2013 (32/64 bit), 2016 (32/64-bit), 2019 (32/64-bit)
  • Office 365 Enterprise E1 / E3 / E5 / Business Premium / Essentials & Exchange Online Plan 1 / Plan 2 & Office 365 A1 / A3 / A5 / F1

What Clients Say about SYSDaddy Microsoft OST Recovery Tool?

Suddenly one day my source Exchange Outlook data file got inaccessible for some unknown reason. I used the scanpst.exe utility to make the file accessible again, but it failed. Then I searched my problem on google and found this product with the highest rating of all. By far, this Exchange OST recovery software is the best application to recover OST files from Microsoft Outlook 2016. This Outlook OST file recovery tool cured my inaccessible OST file without any loss. Then I saved the recovered data in PST format to be accessible again in Microsoft Outlook 2016.

Exchange OST Recovery Review

Robert L. Roman

Day before yesterday, my Outlook OST file got attacked by some virus. As a result, the OST file become corrupted. I tried to fix it, but nothing worked. Anyhow I needed to fix the OST file errors. Thank god I was known about this Exchange OST recovery tool. I never thought that there could be such an effective and fast recovery solution to recover OST file. It saved my lot of time because of its easy interface. I am really grateful for SYSDaddy for coming up with such an excellent recovery solution! I would like to refer this Outlook OST recovery Software to others.

User OST Recovery Tool

June C. Atwood

OST File
		Recovery Review Review OST File Recovery Software
There is no OST file size limitation enforced within our product. It has the ability to work in a smooth and flawless manner with OST file of any size.
Yes, our Exchange OST file recovery tool works with OST file which got disconnected or orphaned. Without any doubt, you can browse this kind of file in our product to view its content and then, restore it in multiple file format. Using this software the user can recover and open orphan OST file data easily.
No, OST recovery software independently recover OST file mailbox items. There is no requirement of Outlook or Exchange server in the background for working of this software.
Yes, it is true that our OST file recovery tool has the power to regaain shift + deleted data from the processed OST file. Only, you have to use the option of ‘Advance Scan’ for this purpose. The data that was permanently lost from OST file, will be highlighted with red color for easy view. In this way, the user can easily restore the file data.

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