FreeViewer OST to PST Converter Tool

Best Solution to Export OST to PST, EML, MSG, HTML and Office 365

(Average Rating 4.4 Based on 23 Reviews)
  • Preview Data Items of OST Files: Emails, Contacts, Calendars, Tasks, Journals, etc
  • View the Encrypted(S/MIME & OPENPGP) OST Emails & Export into Required Format
  • Provides Facility to Recover and Extract Data of OST Files Into PST Format
  • Convert Outlook .bak File to PST of any Outlook Versions Included 2019
  • Software has Ability to Import OST to Office 365 (Exchange Online)
  • Supports the Conversion from Hotmail & Office 365 OST File to PST
  • Facility to Restore Deleted Data From OST Mailbox Into Healthy Format
  • Provides Date-Based Filter Option to Export OST File by Specific Date
  • OST to PST Converter Tool Supports All Windows & Outlook Versions

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Compatible with All Latest Windows OS

FreeViewer OST to PST Converter Software

3-Step Process to Export OST File to PST

Download and Install Outlook OST to PST Converter Software on Windows OS 10, 8.1, 8, 7, Vista, XP, etc. Browse OST file and scan for minor or major corruption


OST to Office 365 or PST Conversion Tool provides multiple preview modes (Normal, Hex, Header, etc.) to better analyze OST file data items without Outlook installation.


Browse, preview and save corrupted Outlook OST files into healthy PST format. Export OST file data items such as emails, contacts, calendars, etc. into multiple file format into PST.


OST to PST Converter – Overview


OST to Outlook PST Converter Characteristics

The OST management tool comes with host of features to make the whole conversion process a smooth process.

Core features of the Exchange Server OST to Outlook PST converter application are as follow:

  • All in one OST File to PST Conversion Tool has the ability to convert all the important information from the Exchange server OST to Outlook PST format (Emails, contact information, Calendar, task, and journal).
  • The ability for quick and deep scanning for recovery of damaged OST files.
  • Comes equipped with advanced filtering option to convert only the selected emails which in return helps you to remove the redundant or unnecessary emails.
  • This OST File to PST converter software requires a user to have MS Outlook email client to perform the conversion of OST to Outlook PST.

The Multipurpose OST File to PST Converter

Apart from the core features the software exhibits additional features that's makes it one of the best OST to Outlook PST Converter Software for example the software works great for forensic analysis purpose as well as if you wish to split the PST file in manageable size.

Some of the benefits that you can get from the OST to Outlook PST Converter software are:

  • Add multiple OST files and convert them easily to one or multiple/single .pst type.
  • Protected OST File Recovery.
  • Maintains data integrity of the Outlook files.
  • Split Outlook PST into manageable size.

Convert OST into multiple file formats

OST file to PST converter enables the users to convert OST to Office 365, PST, EML, MSG file format. Moreover, this tool also export Outlook .bak to Outlook PST. This versatility is what makes software efficient and also, facilitates the users to split large PST file by size.

All in One OST File to PST Conversion Solution

Metaphorically speaking in the nucleus of the OST to PST Converter Software lies so many features that you will get hook to it. The software has been tested on terabytes of the database so that it can comply easily in the different situation. Some of the features that need some illustrations are as follows:-

  • Ability to recover permanently deleted emails.
  • Dual scanning mode which gives you the ability to perform quick scanning (by skipping certain now essential steps) or advance scanning (time-consuming but gives significantly better results).
  • Multi-Layered Mail filtering capability ensures that you get the required email quickly and efficiently.
  • Gives you the complete autonomy to manage the PST file size and is great in cases when after performing Exchange OST to Outlook PST conversion the size of the .pst file gets huge. Using the tool you can decide the file size of the converted PST file.

The OST File to PST Converter Tool is your all-weather friend and will take care of your conversion and file splitting needs in the most professional way. Get the best conversion in the least time using the utility.

A Fast & Reliable OST to Office 365, PST Tool

Fast, efficient and reliable way to make the conversion happen, so get started now and download the OST to PST Converter for free to test its ability and import easily all your emails on Outlook email client and pay only if you able to succeed else we will transfer back your money with our 30 days money back guarantee.

Though it is not rare certainly there is instance when you might have to perform the conversion to PST file format. Like in cases if something goes wrong with your Exchange Server and you are not able to attach the OST file with the configured profiles then in such case you can make way around by converting those OST files into PST format which is the friendlier and compatible storage format of the Outlook Email Client.

Key Features of OST to Outlook PST Converter Tool

Top Software's Features to Export OST File to PST Format

Export OST to PST Format

This Software convert OST to PST format of any file size without any difficulty. It easily converts data items of OST file such as emails, contacts, calendars, journals, tasks, etc to Outlook PST. Moreover, OST File to PST converter does not have any file size limitation, users can convert OST file of any size.

Save Scanned Outlook OST File

As the user adds OST file, the tool starts the scanning process as the procedure completes OST to Outlook PST Converter enables the users to save scanned OST file on local machine. This feature is useful when OST file needs to open in future. Users can directly load the scanned OST file and save time.

Export Selective Offline OST Files

At times, users don’t want to export complete data. Therefore, OST to Outlook PST converter provides an option to export selected files or folders from OST file. Users can check/uncheck the particular items they want to export. It provides category option within Advanced Setting that allows you to select from various categories: Mails, Tasks, Calendars, Notes, etc.

Provides Date Filter Option

OST File to PST Converter provides an option to convert data from specific dates only. For, this user just have to use the date-based filter option and specify the dates in ‘To’ and ‘From’ field. This tool export OST files that come under the specified date range to PST. There is no need to export all data users can easily transfer selective data items.

Migrate OST to Office 365

This Software provides the facility to import OST to Office 365. With this option, users can easily migrate all the data items such as emails, calendars, contacts and attachments to Office 365. Moreover, users can also export selective emails to Exchange Online with this tool.

Generates Summary Report

After, the successful completion of migration of OST files to PST, this tool generates a complete export report. This report contains complete details of migration process with exported mailbox and heir destination path. Moreover, users can also save the report in CSV file format for future reference.

Preserves Meta Data of OST File

With the help of this tool, users can easily convert OST emails along with attachments to Outlook PST format. In addition to this software keeps Meta Data of all items intact as the original. It includes to, cc, subject, size, etc. Moreover, tool preserves the original formatting of OST items even after the conversion.

Maintains Folder Hierarchy

This feature within the tool enables the users to maintain folder hierarchy of the files in the same way as in the original file after the conversion process. It provides an option “Maintain Folder Hierarchy” so users can select either maintain folder structure or not before the conversion of OST emails to PST.

OST to PST Converter Software Specifications
Free Download Tool to Export OST File to PST Format
  • Size: 35.4 MB
  • Version: 8.0
  • Processor: 1GHz processor (2.4 GHz is recommended)
  • RAM: 2 GB of RAM is recommended
  • Hard Disk Space: 100 MB of free hard disk space required

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Trial Limitations

Limitations
Demo version of software will generate Preview & Export only 25 Items per Folder from OST file to Outlook PST / Office 365.
Note: To Export OST Contacts, Calendars, Tasks, Notes, Journals into PST format, Check 'Use Outlook (Outlook must be installed)' option on Export Option Window.

Application Pre-Requisites

Pre-Requisites
If you are using Windows 10/8.1/8/7 or Vista, then please launch the tool as "Run as Administrator"
Microsoft .NET framework 4.5
To decrypt SMIME encrypted Emails, Certificates and respective passwords are required
To decrypt OPENPGP encrypted Emails, Private Keys and respective passwords are required

Product Guides

Installation Uninstallation User Guide

Supported Versions

Microsoft Windows
2000, 2003, 2008, XP, Vista, or Windows 7/8/8.1/10, 2008/2012 (32-bit & 64-bit)/10

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

OST to PST Converter Software Order Now

Get an Overview of This Tool Features – Trial vs Full

FeaturesFree VersionPro Version
Add OST File of Any Size
Quick and Deep Scan Option
View All Emails with Attachments
Support Outlook 2019, 2016, 2013, 2010, 2007, 2003, etc.
Support Exchange Server 2019, 2016, 2013, 2010, etc
Split Large Data File
Convert OST File to PSTExport 25 Items/Folders All Records
Export Outlook .bak to PSTExport 25 Items/Folders All Records
Move OST to Office 365Export 25 Items/Folders All Records
CostTrial$49

Frequently Asked Questions

How to Convert OST to PST Format? Get Solution

5 Easy Steps to Export OST File to PST Format:

Step 1: Free Download & Run "OST to PST Converter" Software

Step 2: Click on "Add File" and "Browse OST File" from Local Folder

Step 3: Choose "Quick Scan" for Minor or "Advance Scan" for Major Corruption

Step 4: Select Outlook OST File Data Items and Click on "Export" Button

Step 5: "Apply Filters" to Save OST File into Office 365 or PST Format


Yes, you can easily export corrupted OST to PST file format. Moreover, this tool makes the very simple process to export OST file to PST. For the conversion of files users just have OST file, Outlook email client, and the tool.


It depends upon the amount of data being converted. This tool is capable enough to deal with large sized mailbox. Moreover, there is no file size limitation imposed by the tool.


Partly Yes, though you will be able to view everything that exists inside your .ost file but in order to make the conversion you have to purchase the software.


Outlook .bak file is the replica of OST file. Users can get emails, calendars, contacts and other data items from the .bak file by using this OST to PST converter. Moreover, this tool supports Outlook .bak file conversion to PST, EML and MSG format.


Yes, OST to Outlook PST Converter tool is compatible with all the versions of Windows operating system such as 10, 8, 7, Vista, XP and works great with them.


If you want to migrate ANSI OST file to UNICODE PST then you can use this tool. It supports both ANSI and UNICODE OST file and generates PST in UNICODE format. So, users can easily perform migration of OST files within few clicks.


The OST file to PST conversion software supports all Windows OS including 7, 8, 8.1 and 10 and is compatible with all Microsoft Outlook versions such as 2007, 2010, 2013 and 2016, 2019, etc.

What Customers Are Saying
Get User Reviews of OST to PST Converter Tool
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