SysTools PST Merger Software: Product Review

Peter Baris 12:56:00 PM
Microsoft Outlook is pretty much famous email client among the users. It uses PST file format to store mailbox data items. As Outlook is used in large organizations also for the exchange of information via email communication. Therefore, sometimes it becomes really difficult for the administrator to manage a number of PST files in an organization. Apart from this, storing multiple PST files on a hard drive will occupy a large amount of storage space also and hard to manage.

Thus, to have proper management of multiple PST files and to free up some of the hard disk storage space. To do this in a systematic manner, one can simply merge multiple PST files into one. Now, the question is how to merge multiple Outlook data files into one and free up storage space on the disk. A user can simply try this PST Merger Software, it is one of the popular searches among the users. It easily combines PST files into one without any hassle and straightforward way.

A Brief Introduction SysTools PST Merger Application

As it becomes really difficult for the user to manage a large number of PST files of Outlook on the same machine. So, to make PST merging process more easy and convenient for the users, PST Merge software is developed by the SysTools. This application will allow users to combine multiple PST files into one in a seamless manner. Using this tool, a user can merge all data items stored in PST files like emails, contacts, calendars, tasks, etc., very easily. Moreover, it also enables users to remove duplicate items while merging multiple PST files into one. There is no file size limitation imposed by the software, a user can easily combine UNICODE and ANSI file into a UNICODE PST file. Apart from all this, it can easily installed and used on any version of Microsoft Windows OS.

SysTools PST Merger Product Review

Noteworthy Features of PST Merger Tool

  • Join PST Files into One The application permit users to combine all PST files into one and creates a separate folder for each PST in it. However, if a user wants, then he or she can join PST files by adding multiple PST files and click on the Join option. The software will merge them all together in one go.
  • Merge Contacts Folder of PST With the help of this PST Merger application, a user is also allowed to merge the contacts folder only from different PST files into one single PST file. While merging contacts, this application will merge all meta properties also like name, organization address, email address, contact number, etc., into a single PST file.
  • Merge Multiple PST Files Option Another impressive option offered by this application is that it lets users combine all similar folders like inbox, sent items, journals, contacts, etc., from multiple PST files into a single PST file of UNICODE type. However, in the single PST file, all common folders are merged in one respective folder, containing all respective data in it.
  • Option to Delete Duplicate Items This PST Merger option let users combine multiple PST file into one in a seamless manner. In addition, it also provides users an option to remove duplicate items from multiple PST files during the merging process. Before starting the migration process, one has to check the Remove Duplicates checkbox and the toll will not include them in the final result.
  • Option to Exclude Deleted Items Sometimes, users do not want to include deleted items folder during merging process as it no more contains important information. So, to do the same, the software provides users an option to Exclude Deleted Item. One simply needs to check the Exclude Deleted Item option and it will not be included in the resultant PST file.
  • Make New Folder to Save PST After combining multiple PST files, a user can save it on the local machine also at any desired location. The software also permits users to create a new folder in order to save the merged PST file into that particular folder.

How SysTools PST Merger Software Works?

Specification of SysTools PST Merge Software

Developer SysTools Software
Functions Merge Multiple Outlook PST
Current version 3.3
Size 8.6 MB
Supported PST File Type Both ANSI and Unicode type PST file
Interface Graphical User Interface
Supported Outlook Versions Microsoft Outlook 2016 / 2013/ 2010 & all below versions
MS Outlook Installation Required No
Windows Version Supported 10 and Below Versions
Trial version Available for free

Variant Editions of PST Merge Software

  • Demo Edition Before purchasing the software, a user is also allowed to download the trial version of the PST Merge application. Try it at their home place to understand the software in a better way before purchasing it. But while using the demo version, keep in mind that it will merge first 15 items only.
  • Licensed Edition When a user is completely satisfied with the working of the trial edition of the software, a user can buy the licensed version of the tool. This will let users have complete access to the software without any limitation. However, a user can order the full version of the software from its official website.


  • Option to delete duplicate items from the PST files.
  • Multiple options to combine multiple Outlook PST files.


  • Unable to merge corrupted Outlook data file (.pst) into one.

Observational Verdict

The PST merger application is the useful tool developed by an organization to make combining task easy for the Outlook users. Simply amazing application with all required features that can easily be fitted in any user requirements. However, it not able to merge damaged PST files into one, so, I would like to rate this application as 9.8 out of 10.

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Hello & Thanks for your interest in About Me: I've been working with Quick Data Solution as a Technical Support Engineer since 2010. My passion and expertise is IT Software for Data Recovery, Email Migration, Password Recovery and Entire Cloud Computing. 

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