OST to PST Converter

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Guide for Mac

OST to PST Converter Tool

Best OST converter software to convert offline OST to PST format with complete data. The OST to PST converter is verified by Microsoft MVPs and IT professionals. The software allows you to bulk convert OST to PST without any size limitation.

(Average Rating 4.4 Based on 23 Reviews)
  • Convert OST to PST and Other Mail Format: MSG, EMLX, EML, MBOX, NSF
  • Export & Save in PDF, vCard, CSV, ICS, HTML, RTF, DOC, DOCX, MHT, TXT
  • Convert Large Size OST Files into PST Format without Any Size Limitation
  • Preview Data Items: Emails, Contacts, Attachments, Calendars, Tasks, Journals
  • Convert Encrypted(S/MIME & OPENPGP) OST Files into PST Format
  • Exchange Profile and Server Connectivity Not Required for Conversion
  • Convert Offline and Orphaned OST Files into PST Format For Outlook
  • Download OST to PST Converter and Install It on Windows and Mac OS

OST to PST Converter Tool - Awards

Best Rated and Popular Software to Convert Offline OST to PST

OST to PST Converter Software - Working Steps

3 Steps Process to Convert Oprhaned OST File to PST File Format

OST to PST Converter Software – Overview

Download Free Demo Version and Verify All Listed Options

OST to PST Converter Wizard - Characteristics

The converter tool for OST to PST comes with lots of features to make the whole conversion process smooth.

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

  • All in one offline OST to PST Converter Tool has the ability to convert all the important information from the Exchange server OST to 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 to PST converter software requires a user to have MS Outlook email client to perform the conversion.

Offline OST to PST Converter Tool

Apart from the core features the software exhibits additional features that's makes it one of the best Outlook OST to 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:

  • Add multiple OST files and convert them easily to one or multiple/single .pst file 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 converter tool allows the users to convert orphaned OST to PST, EML, MSG file format. Moreover, this tool also export Outlook .bak to PST format. This versatility is what makes software efficient and also, facilitates the users to split large PST file by size.

All in One OST to PST Converter Software

Metaphorically speaking OST to PST Converter Software acquires 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:-

  • OST Converter enables 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 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 offline OST 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 Converter Tool

Fast, efficient and reliable way to make the conversion happen, so get started now and download OST to PST Converter tool 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 OST file conversion process. 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 OST files into PST format which is the friendlier and compatible storage format of the Outlook Email Client.

Key Features of OST to PST Converter Tool

Top Software's Features to Convert Orphaned OST File to PST Format

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Convert 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 PST. Moreover, OST converter does not have any file size limitation, users can convert OST file of any size.

Save Scanned Report

Save Scanned Outlook OST File

As the user adds OST file, the OST converter tool starts the scanning process as the procedure completes OST to 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 Files

Export Selective Offline OST Files

At times, users don’t want to export complete data. Therefore, OST to PST converter tool 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.

Date Filter Option

Provides Date Filter Option

OST 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 OST converter tool come under the specified date range to PST. There is no need to export all data users can easily transfer selective data items.

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Migrate OST in Healthy File

This OST converter software provides the facility to convert OST to PST without Outlook. With this option, users can easily migrate all the data items such as emails, calendars, contacts and attachments. Moreover, users can also export selective emails to Exchange Online with this tool.

Generate Report

Generates Summary Report

After, the successful completion of OST file conversion. The 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 Metadata

Preserves Meta Data of OST File

With the help of this tool, users can easily convert emails along with attachments from OST to 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 even after the OST file conversion.

Folder Structure

Maintains Folder Hierarchy

This feature within the OST converter 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 Convert Offline OST Files to PST File Format

Software Download

Size: 85 MB

Version: 9.1

Trial Limitations

OST to PST Converter Free demo version will generate Preview & Export only 25 Items per Folder.
Note: To Export Contacts, Calendars, Tasks, Notes, Journals from OST into PST format, Check 'Use Outlook (Outlook must be installed)' option on Export Option Window.

System Specifications

Hard Disk Space
100 MB of free hard disk space required

4 GB of RAM (4 GB is recommended)

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

Application Pre-Requisites

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

Supported Versions

Microsoft Windows
Windows 11 (64-bit), 10, 8, 7 (32-bit or 64-bit) & Windows Server 2022, 2019, 2016, 2012 R2, 2008

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


FileLargeOfflineOrphanedExchange Server

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Buy OST to PST Converter Full Version

Get an Overview of The OST Converter Tool – Free and Full Version

Features Free Version Full 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 PST Export 25 Items/Folders All Items
Convert Orphaned OST to PST Export 25 Items/Folders All Items
Convert Offline OST to PST Export 25 Items/Folders All Items
Cost Trial $49

Frequently Asked Questions

How to Convert OST to PST Format? - Get Solution
How Does the OST to PST Converter Tool Works?
5 Easy Steps to Convert orphaned OST to PST Format:
  • Step-1: Free Download OST to PST Converter Software and Install
  • 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 Convert Orphaned OST to PST Format
Yes, you can easily export offline d OST to PST file format.
It depends upon the amount of data being converted. This OST converter 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 PST Converter tool is compatible with all the versions of Windows operating system such as 11, 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 OST converter 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 to PST conversion software supports all Windows OS including 7, 8, 8.1 10, and 11. Also, it is compatible with all Microsoft Outlook versions such as 2007, 2010, 2013 and 2016, 2019, etc.
What Customers Are Saying

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