Windows OST Viewer Pro+



OST Viewer Pro Plus Tool

View Corrupt or Orphan OST Files without Requiring an Email Client Read all data files, such as emails, contacts, calendars, and so on.

(Average Rating 4.6 Based on 130 Reviews)
  • Capable of Viewing and Reading Multiple OST Files
  • Dual Scanning Mode Available: Quick Scan and Advanced Scan
  • Open and Read Emails, Calendars, Contacts, Journals, Tasks with Attachments
  • Add Scanned File & Remove Saved Scanned File from Load Scan Screen
  • Advance Search for Emails, Attachments, and Calendars to Refine Information
  • Date Filter, Browse Multiple OST Files, and Various Naming Options
  • Create Single PDF File and Split the Exported File upto 200 GB by Size
  • Capable to Restore Corrupted or Damaged Outlook OST Files
  • Convert OST Files to EML, EMLX, PDF, MSG, and PST with Attachments
  • Various Preview Modes to View OST Files: Normal, Hex, Property, Header and Others
  • Supports Underscore, Space, and Hyphen in File Names for Special Character
  • No Microsoft Outlook Installation is Required to View OST Files
  • Supports OST File from Outlook 2021 and Earlier Versions
  • Supports Foreign Languages: French, Dutch, Japanese, Portuguese, Spanish, etc.
  • Run the Tool as Standard/Guest User without Asking Admin Privilege

Beneficial Features of OST Viewer Pro Plus Application

View OST Files with Attachments, Print, Export Using OST Viewer Pro Plus

No Pre-Requirements

No Pre-Requirements

The OST Viewer Pro Plus application can be used to read and display OST files without the need for an email client. Furthermore, no Exchange Server setup is required to view the OST files. OST Reader pro plus is a stand-alone utility that allows users to browse and read OST files as well as all data items.

View and Read Several OSTs

View and Read Several OSTs

The OST Viewer Pro Plus enables users to access and read all OST objects such as emails, calendars, contacts, journals, and so on. In addition, the related data, such as metadata, fields, and attachments, can be scanned and examined. You can upload more than one OST file of ANSI or UNICODE type and any size individually.

Provides a variety of export options

Provides a variety of export options

During the scanning and viewing process, the software has a number of export choices to choose from. After being recovered and scanned, OST files can be exported into several file formats such as EML, MSG, PDF, and PST.

Email Previews in Various Modes

Email Previews in Various Modes

The user can preview OST emails in many file formats using OST Viewer Pro Plus, including Normal Mail View, Hex View, Property View, Message Header View, MIME View Attachments View, RTF View, and so on.

Email Search Option

Email Search Option

Users of the Outlook OST Viewer Pro Plus can quickly search for the required emails, with or without the accompanying attachments, using this function. The procedure is also simplified, with the ability to convert and precise the software's search results.

Printing OST Files is an option

Printing OST Files is an option

The OST Viewer Pro Plus has a function that allows users to print the OST files, allowing them to produce a printed copy with the needed emails. Users can receive a physical copy of the emails they desire by printing them straight from the software panel using this functionality.

Examine Corrupted and Damaged OST

Examine Corrupted and Damaged OST

This OST Viewer Pro Plus is designed with powerful algorithms that allow users to restore corrupted or damaged Outlook OST files. Once the corruption has been repaired, the files can be analyzed using this program.

Date Filter

Date-Filter Option is integrated

The Date-Range filter is another useful function provided by this tool. This filter allows users to export certain OST files by specifying a date range by entering From and To dates column. You can use this filter to specify the time period for which emails need to convert.

Save Selective OST Files or Folders

Save Selective OST Files or Folders

The user can effortlessly select or uncheck the OST files or folders that he or she wants to export in various formats. This saves the user time by converting only the essential OST files or folders.

Various File Naming Conventions

Various File Naming Conventions

OST Viewer Pro Plus has a naming convention function to let users save files in the appropriate name pattern. However, this functionality is only available for email files such as EML, MSG, and PDF.

Microsoft Outlook is supported

Microsoft Outlook is supported

The OST Viewer Pro Plus is compatible with all versions of Microsoft Outlook. The program can export OST files from Outlook 2021, 2019, 2016, 2013, and earlier versions. Furthermore, there is no need to install or configure Microsoft Outlook.

Compatibility with Windows OS

Compatibility with Windows OS

This OST Viewer Pro Plus program allows you to access and read OST files in Windows. It works with Windows 7, 8, 10 (32 and 64 bit), 11 (64 bit), Windows Server 2008, 2012 R2, 2016 and Windows Server 2019.

OST Viewer Pro Plus Software Specifications

Download OST Viewer Pro Plus+ Tool to Export OST File into Multiple Formats

Software Download

Size: 57.2 MB

Version: 4.0

Trial Limitations

Trial Version of OST Viewer Pro Plus only export only 25 items per folder.

System Specifications

Hard Disk Space
100 MB of free hard disk space required

4 GB of RAM (2 GB is recommended)

1GHz processor (2.4 GHz is recommended)

Application Pre-Requisites

If you are using Windows 11 (64 bit), 10, 8, 7 (32 bit or 64 bit), then please launch the tool as "Run as Administrator".
Microsoft .NET framework 4.5 and above

Supported Versions

Microsoft Windows
Microsoft Windows 11 (64 bit), 10, 8, 7 (32 bit or 64 bit) & Windows Server 2016, 2012 R2, 2008

Microsoft Outlook
Microsoft Outlook 2000, 2003, 2007, 2010(32/64 bit), 2013 (32/64 bit), 2016 (32/64-bit), 2019 (32/64-bit), 2021 (32/64-bit)




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Get an Overview of the Software Features – Free vs Pro+

Features Free Version Pro+ Version
Browse and View OST File
View OST File with Attachments
Multiple Naming Option
Advance Filters
Split Large Resultant File
Advance Search Option
Export OST into Multiple Format 25 Items/Folder
Print, Export and Save as PDF 25 Items/Folder
Customer Support
Cost FREE $129
Frequently Asked Questions

Listed Commonly Asked Questions and Answers

How Can I View an OST File If I Don't Have Access to an Exchange Server?

Export OST Files into Multiple Formats

The OST Viewer Pro Plus Tool's working steps:

  • Step 1: Download Outlook OST Viewer Pro Plus Tool
  • Step 2: Choose Scan Mode and recover corrupted files (if any)
  • Step 3: Select the format type such as PST, EML, PDF, and MSG. Click on the Export button
  • Step 4: Within minutes data will be converted in chosen format
Yes, the OST Viewer Pro Plus tool is compatible with Windows 11 and all prior versions of the operating system. Of course, you can read an OST file with the help of an OST file Reader pro plus.
No, there are no restrictions on the size of an OST file or the number of emails that can be processed by the OST file explorer program.
Yes, you can use OST Viewer Pro Plus to view an orphan OST file. The OST file browser does not require any application or server environment to read and view OST files.
Yes, the OST explorer solution will allow you to view the contents of an OST file that has been corrupted, regardless of the kind of corruption. The OST file viewer solution includes two scanning modes: Quick and Advance. Quick mode is utilized by default, and if there is minimal corruption and if you still do not get all of the data items from the OST file, select the Advance option for scanning. This mode thoroughly analyses every sector of the file and is used when there is a high level of corruption.
Yes, OST file Reader pro plus can view OST files in Outlook and without Outlook, as well as in an Exchange Server environment. To view an OST file, use OST viewer Pro Plus software that is totally independent of Outlook or Exchange Server.
Yes, the OST Reader pro plus application allows the user to read and display OST files without fear of data loss or security concerns.
Yes, using the OST Reader pro plus Attachments view Mode, one can simply view the attachments linked with an OST file.
What Customers Are Saying

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