PST Merge & Join Tool

Merge multiple PST files with Outlook folders and Join uunlimited PST files to single PST using this most powerful PST Merge & Join Tool.

  • Merge all folders from Outlook PST files to single PST.
  • Join PST files and save as individual folders to PST.
  • Merge Outlook PST files with required data items.
  • Join & Merge PST files without any additional software requirement.
PST Merge & Join Tool

PST Merge & Join Tool's key features

PST Merge & Join Software tool

Instant Fast Software Delivery via Email

30 days return policy

  • Merge & join 2 or more PST into single PST file with a fast process.
  • Merge PST files with selective Outlook items:- Email, Contact, Calendar, Task, Notes, and Journals.
  • Join PST files and save every PST file as individual folders in a new PST file.
  • Add store name, file name as well as password to resultant PST files.
  • Allows users to save Merged PST files to their specified location.
  • Provides multiple options for Importing PST files:- Add File/Add Folder & Search PST Files.
  • Merge & Join PST files while preserving complete folder hierarchy and data integrity.
  • Also able to Merge/Join Password-Protected or Encrypted PST files.
  • Supports both ANSI/Unicode PST files of all edition of MS Outlook (upto 2019).
  • Has an attractive & easy-to-use Interface to perform PST file Merging & Joining tasks with ease.
  • Works Flawlessly on every edition of Windows O/S including- Win 11, 10, 8.1, 8, 7, Vista, XP, & below editions.

Demo version: Merge multiple PST files with selective 20 items from each PST folder for free, with demo edition of PST Merge & Join tool.

PST Merger Software Features In Detail

Efficiently Merge & Join PST files

Most Powerful PST Merger and Joining tool, for users to combine two or more PST files to single PST.
  • Merge PST Files:- Merge several PST files to single PST and combine all Mail, contacts, calendar, journal, notes, tasks data folders from PST files.
  • Join PST Files:- Easily Join a large number of PST files with their complete data. Create new PST files save all PST files as separate new folders inside PST files.
merge or join outlook pst
select search pst

Multiple Options to Add PST files-

Has three different options to import PST files from your local drive for merging and joining process.

  • Add File:- Manually select PST files from its location and them one by one in the software.
  • Add Folder:- Import multiple PST files in the software by selecting a folder that has multiple PST files.
  • Search PST files:- Auto-search Outlook PST files from users local drive or folders.

Merge PST with Selective Folder Items

Users can also now merge their PST files with required Outlook data items with PST Merger.

Naming Convention
Merge unlimited pst file

Merge Unlimited PST files

At a time user can select and add any number of PST files in the software to merge and join them to single file. It Merge or Join Unlimited PST file without obtaining any kind of error and provide 100% accurate results after process completion.

merge any pst file

Merge All Types of PST files

For Merging PST file or joining process the software supports all kinds of PST files. In addition to healthy PST files, the software also supports to merge encrypted/corrupt PST files. With a rapid fast speed it remove all problems from PST files and merge them into new single PST file.

merge pst with preserving folder-heirarchy

Maintain Folder-Hierarchy

PST Merger, quickly merge PST files and combines all mail or other data folders inside PST file. While merging PST files the software maintains complete hierarchy of all Outlook folders into new PST files. Also, while joining PST files users also gets this facility.

remove mistakenly added pst

Remove Mistakenly Added Files

The software has a new of option removing mistakenly added PST files. If a user has accidently import some unnecessary PST files in the software, they can remove them easily. User can easily remove PST files from the list selectively as well as remove all PST files at once.

input store name and file

Add Store Name & File Name

To make output files easy to identify the software allows users to rename PST files according to their choice. Also the software offers to input store name inside merged PST files. The software provides these options before starting the merge or joining process.

encrypt merged/joined pst

Encrypt Output PST with Password

While merging PST files users can also put password to their merged PST files. User can easily add password protection to their PST files for securing Outlook data from unknown persons. Users can also use this option, while using PST joining function.

save merged pst

Save Output PST to Desired Path

Saving resultant PST files after merging them to a desired location is easy with this tool. Before beginning the PST file merging process the software first ask users to select a location to save output files.

Easy and attractive interface

Attractive & Easy to Use Interface

With advanced features, this tool also has a clean graphical interface. With clean GUI all kind of user can access this software without facing any problem. Both technical as well as Non-technical users can use this software to merge or join their PST files with simple steps.

Outlook version support

Support & Compatibility

For Merging & joining process the software supports PST files of entire edition of MS Outlook and works on all windows O/S based computer. A user can use this this software to Merge PST files which is created from Outlook 2019, 2016, 2013, 2010, 2007, 2003, 2000.

Merge/Join PST for free

Merge/Join PST with Free Demo

Before purchasing the software license, to check the software functions, firstly user can try demo version of PST Merger. Using this demo edition user can Merge and Join PST files with 20 items from each folder for free.

Software Comparison - Demo vs Full Version

Software Features Trial Version Full Version
Merge PST files with all folders
Merge PST with required items
Join PST files
Search PST files
Adding PST one by one
Merge Unlimited PST files Only Merge/Join PST file with 20 items from each PST folder
Download Now BuyNow

Software Specification

Trial Limitations

Spports to Merge PST file with 20 items from per folder of PST files.

Software Info


Version Support
MS Outlook all editions.

Single User, Corporate, Technician, & Enterprise

Language Supported
English, German, Italian, French, Spanish

System Requirements

Intel® Pentium Class

Operating System

Hard Disk Space
50 MB of free hard disk space

Minimum 512 MB is required

Software Delivery


Delivery by E-mail

Supported Editions

Works on all windows O/S editions 10, 8.1, 8, 7, & below editions

How to Combine/Merge or Join Multiple PST files into one?

Know the complete steps to easily Merge all Outlook folders and Join PST files with eSoftTools Outlook PST File Merge & Join Tool.

Frequently Asked Questions (FAQ)

For Merging PST files into single PST follow the steps mentioned below:-
  • Download and install eSoftTools PST Merger Software.
  • Launch the software and select an option to import PST files in the software:-
    • Add File: - Select PST file and add them one by one in the software.
    • Add Folder: - Select a folder containing several PST files to add them in once.
    • Search PST files: - Auto-search and add all outlook PST files in the software from your drive.
  • Import all PST files in the software and click the Next button.
  • Get preview of emails with attachments and make selection of required emails.
  • Now choose Merge option to merge PST file data and Join function to Join multiple PST files to single PST.
  • Next, Input File Name, Store Name, and Add Password to PST files..
  • Select a location to save Output PST files & press the Merge or Join PST button.

PST Merge & Join software

Yes, users can easily select and add PST file one by one in the software to merge and join PST files.
Using this advanced solution in a single process users can join a number of PST files to single PST with no restriction. After joining PST files it saves all PST files as individual folders to new PST file.
Yes, for the users are unable to select PST files manually this software has search PST file option. Using this option a user can easily select a folder or drive to search all PST files automatically.

Yes, this software has the power to merge PST files with their entire data as well as only required items. A user can easily merge PST file with all their required Mail, Contacts, calendar, task, journal, notes folders.

To solve this problem of users, PST merger has the function of removing PST files. Users can easily select mistakenly added PST file and remove them from the list easily. In addition user can remove whole PST files from the list in single click by pressing the Remove All button.

Before the beginning the PST Merging process, the software offers users to select a location from their local drive to save output files.

Yes, a user can easily merge unlimited encrypted or password-protected PST files using this smartest PST Merger tool.

Yes, before beginning the Merging or Joining process the software provides separate option to input store name, file name and password. User can customize the store name and file name according to their choice while saving or merging PST files.

Both ANSI and Unicode supported PST files are supported by this software. Users can merge PST file which is obtained from any Outlook edition including- 2019, 2016, 2013, 2010, 2007, 2003, 2000, or older versions.

To merge or join PST files, this PST Merger software works on all Windows 32bit or 64bit O/S based machines. A user can easily access this software on Window 10, 8.1, 8, 7, Vista, XP, and below editions.

Using demo version of eSoftTools PST Merge/Join Tool, users can easily merge 2 or more PST files into one file with up to 20 items from each PST folder for free.

Client Most Valuable Review's

(Rated 5 Star)
After searching and using a lot of automated software, I have found this Best PST Merging Tool. I have used this software to merge several Outlook files to a single PST. By taking a very short time of users it merges two or more PST files with complete data and maintains data integrity. In my opinion, it is the best solution to merge PST files a very little effort. I will thank your team for designing this amazing utility.
[ Liam Watson ]  [ Maxico ]
(Rated 5 Star)
For a long time, I was searching for a technique to combine my important contacts from many PST files. After using this software I got the best results. It has allowed me to merge my contacts folders data from all my PST files into a single PST. Some of my pst also encrypted with a password, but it simply merged PST files without asking for passwords. Thanks to eSoftTools developers team.
[ Olivia ]  [ Italy ]
(Rated 5 Star)
A have used this software for merging PST files. The best thing I have seen in this software is, its file adding options. It is difficult for me to select and add files manually, and this software has solved my problem with its search PST files option. With this function, I have imported all my PST files into software for merging and joining PST files. I will definitely recommend this tool to every user.
[ Noah ]  [ Israel ]
(Rated 5 Star)
I have used a manual method of merging outlook folders from PST files in Outlook. By while using that method, I have faced a lot of difficulties. So, as an alternative to the manual method of merging PST files, I have used eSoftTools PST Merge Software. This software has become my great choice because it provided me with great results. This single software has merged my entire PST files into a single PST file with complete data with simple steps. Thanks eSoftTools....
[ Emma Stones ]  [ Green Land ]
(Rated 5 Star)
I have used this software, and I think it is a great software for merging PST files. The reason is I have tested this software on a low-end PC with Outlook 2003. It has easily merged and joined my all Outlook 2003 ANSI PST files without creating any kind of problem. So, I will suggest every user download and try this software at least once to see the best results of pst merging.
[ Oliver ]  [ France ]
(Rated 5 Star)
All the features and the function of this software are great but I loves its store name adding feature. In addition to adding file name, this software allows to input a store name in new PST files with user’s specified name. This features comes with all license of this software.
[ Ava ]  [ Netherland ]
(Rated 5 Star)
Users who looking for user an automated software to join different PST files into one file, this PST Merge & Join software is best. I have used this software to join my several PST files into one file. This tool saves PST files as a separate folder to new file. It saves all PST folders and sub-folder with maintaining complete hierarchy.
[ Elijah ]  [ United Kingdom ]
(Rated 5 Star)
Firstly, I have downloaded and used the PST Merge Free demo to check the software functioning. Using demo edition I have merged more than 10 PST files at once. This PST mergers free demo has merged my PST files with 20 items from all folders. After getting expected I have purchased its licensed version. Now I can merge or join unlimited PST files with their complete. So my suggestion to the user who wants to check software working download and try demo edition of PST merger now.
[ Charlotte Benoit ]  [ New York ]