Review of best pst file merger software for ms outlook

Best PST File Merger Software for Outlook – An Accurate Review

Microsoft Outlook is one of the widely used email clients from business point of view and uses PST file format to store all kind of data items. Most of the organizations use MS Outlook as an email client in their company to exchange the information over emails. As it is mostly used. Most of the time it becomes really difficult for a user to manage these so many PST files. Therefore, one solution to manage the Outlook mailbox is to merge multiple Outlook data files. Now, the question arises how one can merge PST data files into one. Hence, one such solution is PST Merge tool, which helps in merging multiple PST files and managing the mailbox in a more systematic and organized way.

Introduction to PST Merge Software

Outlook PST file merger is a tool that is specially designed to combine multiple PST files into one. It is the software that merge Outlook PST files all data items such as emails, calendars, contacts, notes and tasks. It also removes duplicates while merging the PST files, a user just needs to check the option to remove duplicates. There is no PST file size limitation and it merges all Unicode and ANSI file into single Unicode PST file. Moreover, this software is supported by all MS Outlook versions.

A Quick Look on PST Merge Specification

DeveloperMS Outlook Tools
Size7.6 MB
Latest Version3.2
Supported PST File TypeANSI and Unicode
Supported Microsoft WindowsAll Microsoft Windows versions, including Windows 10
RoleMerge multiple PST files into one
MS Outlook Installation RequiredYes
MS Outlook VersionsMS Outlook 2016 and all below versions

Features of PST Merge Software

Different Options To Merge PST Files

The PST Merge tool allows users to merge multiple PST files. It can all data items of Outlook such as emails, calendars, tasks etc., in one PST files. Moreover, it provides three different options to users to perform merging that are:

  1. Join Multiple PST
  2. Merge Contacts Folder only
  3. Merge Multiple PST
pst merge software

Option to Merge Contacts Folder

With the help of this software, one is allowed to merge Outlook contacts only. In this option, one single PST file is created containing all the contacts merged in it. It also maintains the meta properties of the contacts such as name, company name, group, email address etc..

merge pst software

Option to Remove Duplicates

When a user combines the multiple PST file into one, PST merger provides users an option to remove duplicates from PST files. A user just needs to check the option before starting the merging process to remove duplicates.

merge pst software

Merge PST Files Folder

It is not necessary to add each PST file one by one to merge multiple PST files. A user is allowed to add complete PST files folder and merge them at once with the help of ‘Add Folder’ option. A user can select this option to add multiple folders.

Option to Join PST Files

This tool also allows users to join two or more Outlook PST files. If a user wants can choose this option to add all PST files in a common PST files and data of each PST file is maintained in a respective new folder.

Include/ Exclude Deleted Items Option

When a user is merging two PST files then, if he wants to merge deleted item then he can uncheck the option to Exclude deleted items. The PST file merger software will merge the deleted items folder also into resultant merged PST files.

merge pst software

Variant PST Merge Software Editions

Free Version

There is a free version of this tool is also available that a user can use to understand the working of the tool in a better way before purchasing the PST file merger. A user just needs to download the demo version from company’s official website. As it is demo version and completely free of cost, therefore, has some limitations such as join first two folders only, merge first 15 contacts and merge first 15 items.

Licensed Version

When the user is satisfied with the working and quality of the PST Merge software then he can purchase the licensed version of the software. There is no such number files to be merged present in the licensed version of the tool. A user can have full access to the software and can merge multiple PST files into one as they want without any restriction.


  • If a user wants, it removes duplicates from PST files


  • Does not merge corrupted PST file

Observational Verdict

This PST merge can be rated as 9.7 out of 10 as it does not merge the corrupted PST files. Apart from this, we can easily say that it is a very useful product developed by an organization as it merges any number PST into one without any limitation. Moreover, this tool provides three different options also to perform merging.