Free PST Merge Software

FreeSoftvare PST file merge tool is a well-designed tool that can combine your Outlook PST files into a individual file. It originates in convenient for Outlook users who want to merge their numerous PST files. The software offers numerous options to combine and merge the PST files that make the procedure smooth. Furthermore, users can also lock and secure your resultant PST files by applying a password.

Merge or combine numerous PST files with simple and hassle-free solution. Our FreeSoftvare PST file merge tool will assist you to join two or multiple PST files into Outlook compatible PST format. The software merges Outlook data files (.pst) in a few minutes without any size, data loss, and protection issues.

Beneficial Features

  • combine Multiple Outlook Data files (.pst) into a single PST file
  • 3 Options for merging Outlook files – Join PST, Merge PST, Merge Contacts
  • Option to merge PST file and remove duplicates instantly
  • Advanced features to divide huge merged PST file by size
  • Consolidate both ANSI and UNICODE type of PST file into one
  • Merge emails, calendars, notes, tasks, drafts, journals etc
  • Create Unicode PST file as you combine PST files into single file
  • Software makes read only scan of your original data to create one PST
  • create an exclusive PST file for all the contacts in various data files
  • Regardless of PST size, it can add PST files within a folder & merge

Why Should You Choose Freeware PST Merger Software?

As we know, Outlook gives authentication to create multiple accounts and for each account a user can create a particular PST file. It gives a well-maintained manner to handle several accounts in a single email client application. Indeed, dealing with such accounts and maintaining them in Microsoft Outlook simplifies the task of Outlook database management. But, it also comes with "N" numbers of issues in the future. These lists of Outlook accounts start becoming a problem for Outlook users, when a user need view or access data of these files in a centralized manner. Multiple Outlook accounts and associated PST files may lead to corruption of profiles which can further result into the data corruption. Indexing and Searching can also get hamper due to several configured Outlook Data files, so it is always suggested to Outlook users to deal with less amount of Outlook account as well as Outlook profile.Import features in Outlook help to combine the data of an external PST file, but it does only work at some extent. There are also still some drawbacks within this feature, which does not allow users to perform advanced algorithm to add multiple PST data files. Merge PST File Freeware tool is the specialized tool which allows user to merge multiple PST file free.

Special Features of PST Merge Free Software

PST merger online


If a user is searching for a solution to combine multiple PST files into one, the free PST Merger provides three different options to do this task effecively:

  • Merge Multiple PST files:- This option permits user to combine similar PST file into single one.
  • Join Outlook Data files:- Using this option one can merge multiple PST file into single large PST file.
  • Merge only Contact folders:- If a user wants to merge only contacts folder of PST file, can use this option.

free download Merge PST files


With the help of free PST combiner, a user can merge selective files also, one just needs to add the files that need to be merged. Moreover, if a user wants to multiple PST file, then add all of them to one folder and use Add folder option instead of browsing each file separately.

Best free PST merge tool


Whenever a user tries to merge multiple PST file, then there are always some duplicate items in the resultant PST file. Hence, to avoid such items and free up some space a user needs to deleted duplicate items. While combining multiple PST file, check remove duplicate items option allows to prevent their repetition in the resultant PST file.

Best PST merge tool


The Merge PST File freeware provides users an option to include / exclude Deleted Items folder while combining PST file. Using this option, it becomes easy for a user to keep or delete their deleted items from PST files in the resultant merged Outlook data file.

Best PST merge tool


The tool is completely free from 2 GB file size limitations that generally occur in ANSI type PST file. In addition to this, Download this PST Merge freeware joins Outlook data file of both ANSI and UNICODE type but after combining save them in UNICODE type only.

PST file merge tool free download


After combining multiple PST file into one, the software provides users an option to save the PST file at any desired location of user choice. In addition, if a user wants can create a new folder to save the resultant PST file.

Freeware Download Best PST merge software Specifications

Try Free Demo Version of Tool to Securely Combine Multiple PST File

Software Download

Size : 26.4 MB

Version : 5.0

Trial Limitations


  • Join:- Works on first 2 folders of each Outlook PST File.
  • Merge:- Merge 15 items of each folder of from PST files.

System Specifications

Hard Disk Space
100 MB of free hard disk space required

2 GB of RAM is recommended

Intel® Core™ 2 Duo CPU E4600 @ 2.40GHz


  • Microsoft .NET framework 4.5 or above should be installed.
  • If you are using Windows 11 (64-bit), Windows 11/10/8.1/8/7, then please launch the tool as "Run as Administrator".
  • MS Outlook should be properly installed and configured while merging PST Files into an existing PST or in the Outlook Profile.
  • Please ensure that the added PST file is neither corrupted nor in use by any other application.

Supported Editions

  • Microsoft Windows – Windows 11 (64-bit), Windows 10 32bit/64 bit, Windows 8 32bit/64 bit, Windows 7 32bit/64 bit, Windows Server 2012, Windows Server 2008 and All Below Versions

Product Guide

Electronic Delivery

The product delivery is automated. You will receive an email with the link to download the product and the activation key within a few minutes after the payment has been confirmed.

Frequently Asked Questions

Easy steps to combine multiple Outlook PST files are mentioned below:

  • Step 1: Run tool and choose add files or folder
  • Step 2: Select any of the options Merge or Join
  • Step 3: Now choose merge in new PST, Existing & Outlook profile
  • Step 4: Hit on the next button to merge PST files

Yes, with the help of PST merge software users can simply combine several files into one without any duplicate items issues.

Yes, by using this software maintain folder hierarchy after joining Outlook .pst files.

No, there is file size restriction to combine large PST files

What Our Customer Say

“I had many orphan PST file of multiple users and I want to manage all the data in a single PST file so that I could see all the data at once in Outlook 2016. After searching for a free tool to merge PST file, I downloaded this free tool and became happy with its result. Thanks to developer team.”

Chris Kimona

Olivia, USA

“I was looking for a Merge PST File Freeware to combine 5 PST files into a single file by deleting the duplicates and exclude deleted item because of hard drive space issue. Thanks to developer of PST merger for developing this awesome tool. It helped me a lot”

Willium Andrew

Lucas, France

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