Outlook OST Viewer Pro+

View & Export Corrupt Outlook OST File to Different Formats

(Average Rating 4.1 Based on 468 Reviews)

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Outlook OST Viewer Pro+





Open, View, and Export All the Items from OST Files

  • Smart enough to view and read multiple OST files
  • Offers two types of scan modes; Quick and Advance Scan
  • Open and Read emails, calendar, contacts, journal, task etc.
  • Option to search for various Outlook data files
  • Search specific data via advance search for email, attachment, calendar
  • Date-filter option for scanning and opening selective OST files
  • Shift + Mouse left click or shift + up and down keys to select multiple items
  • Designed to recover corrupted or damaged Outlook OST files as well
  • Multiple formats to export OST file such as EML, PDF, MSG, and PST
  • Various preview modes to view OST; Normal, Hex, Property, etc.
  • Supports OST file of all versions; ANSI and UNICODE OST
  • No requirement of installing Microsoft Outlook to open OST Files
  • Exports OST file of Outlook 2019 and lower versions
  • Compatible with Windows OS 10, 8, 7, and other versions

Free Live Demo - SysTools OST Viewer Pro+ Fully Secured Download Version

Impeccable Features of Outlook OST Viewer Pro Plus

Recover Corrupted OST Files and View them in Healthy formats

Open Multiple OST Files

View and Read Multiple OST

The OST Viewer Pro+ allows users to open and read all the items from OST such as emails, calendars, contacts, journals, etc. Along with that, the associated data like metadata, fields, and attachments can also be scanned and viewed. In fact, there is an option to add more then one OST file of ANSI or UNICODE type and of any size separately.

Multiple Email View

Offers Various Preview Modes

There are multiple options to view all the details from OST file. The different preview modes consist of various options such as Normal View, HTML View, MIME View, Hex View, Message Header View, RTF View, and Attachments View. The attachments view will show all the types of attachments like images, doc, etc. associated with the emails.

Recover Damaged OST

Scan Corrupted & Damaged OST

This OST Viewer Pro Plus is built with advanced algorithms that permit users to recover the corrupted and damaged Outlook OST files. The files can be then viewed with the help of this tool once the corruption is recovered.

Various Export Options

Provides Multiple Export Options

The tool is embedded with various export options to choose from during the scanning and viewing procedure. The .ost files, after being recovered and scanned, can be exported into different file formats such as EML, MSG, PDF, and PST.

Email Search Option

Option to Search Emails

With this feature of the Outlook OST Viewer Pro+ users can easily search for the required emails with or without the associated attachments. Also, the process is made easier, along with the option to export and clear the search results from the software.

Print OST File

Facility to Print OST Files

There is an in-built feature to print the OST files in the software that allows users to generate a printed file of the required emails. Using this features, users get a hard copy of the emails they want by printing them directly via the application.

File Naming Options

Multiple File Naming Conventions

OST Viewer Pro Plus provides a naming convention feature to make it easy for the users to save the files in the desired naming pattern. But, this feature has only been made applicable for emails files such as EML, MSG, and PDF.

Date Filter Option

Embedded with Date-Filter

Another impressive feature that this tool gives is the Date-Range filter. This filter allows users to se the date-range by adding From and To dates to export selective OST files. With the help of this filter, you can choose the time-duration from which the emails are to be exported.

All Outlook Versions

Supports Microsoft Outlook

The OST Viewer Pro+ supports all the versions of Microsoft Outlook. Meaning, the tool is supports exporting OST files from Outlook 2013, 2010, 2007, and lower versions. In addition to that, there is no requirement of installing and configuring MS Outlook.


Compatibility with Windows OS

This software makes it possible to open and view OST files in Windows OS. It is compatible with Windows 7, 8, 10 (32 bit or 64 bit), Windows Server 2008, 2012 R2, Windows Server 2016.

OST Viewer Pro+ Software Specifications

Free Download OST Viewer Pro+ Software

Software Download

Size: 32.1

Version: 3.0

MD5: 939f2ca1cf5875866b7e8cbb2bbc30b0

Software Limitations

Free version of The Tool only preview all Outlook Emails, Contacts, Calendar, Notes, Task, Journal Items.

System Specifications

Hard Disk Space
100 MB of free hard disk space required

4 GB is recommended

Intel® Core™ 2 Duo CPU E4600 @ 2.40GHz 2.39GHz

Operating System

Windows 7, 8, 10 (32 bit or 64 bit), Windows Server 2008, 2012 R2, Windows Server 2016


If you are using Windows 7, 8, 10 (32 bit or 64 bit), Windows Server 2008, 2012 R2, Windows Server 2016, then please launch the tool as "Run as Administrator".
Microsoft .NET Framework 4.5 and Above

Supported Editions

Microsoft Outlook 2000, 2003, 2007, 2010(32/64 bit), 2013 (32/64 bit), 2016 (32/64-bit), 2019 (32/64-bit)




Electronic Delivery


Upgrade to OST Viewer Pro+ Version

Upgrade to Outlook OST Viewer Pro+ for Advance Search and Export Option

Features FREE Version PRO+ Version
Add Outlook OST File
Open Outlook BAK File
Preview Emails with Attachments
Free Installation on Multiple Computers
Search OST File
Split Outlook Data File
Export OST to PDF 25 Items/Folder
Export OST to PST, EML, MSG 25 Items/Folder
Cost FREE $129

Frequently Asked Questions

Listed Commonly Asked Questions and Answers

How can I use this tool to view and read OST files?

OST Viewer Pro+

The steps to view OST:

  • Step 1: Download and Launch the Outlook OST Viewer Pro+ tool
  • Step 2: Scan the Outlook OST files and recover the corrupted files (if any)
  • Step 3: Choose the export type as PST, EML, MSG, or PDF and hit Export
  • Step 4: The data will be stored as your desired file format

There is no requirement for MS Outlook to be installed and configured while viewing OST files.

Yes, you can easily export corrupted OST files as well. The data in the corrupted OST will be recovered without any data loss.

Indeed, the tool consists of an advance search feature that allows users to search for emails, attachments, and calendars to locate specific data.
Users have the permission to view and print the items from OST files including emails, contacts, calendars, etc.

What Customers Are Saying

SysTools OST Viewer Pro+ Software Verified Reviews

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