Outlook PST Merge



PST Merge Tool — FreeViewer

Merge PST Files Freeware in Outlook 2021, 2019, 2016, 2013, 2010, 2007, 2003 & Below Versions

(Average Rating 4.8 Based on 236 Reviews)
  • Two Options to manage Outlook data files: Join & Merge
  • Able to merge Outlook Emails, Contacts, Calendars, Notes, Tasks and Journals
  • Allows to remove Duplicate items while merging various Outlook file and folders
  • It can merge archive PST, password protected, active and network Outlook files
  • Supports to merge data files in New PST, Existing PST File or Outlook Profile
  • Option to merge or join multiple Outlook PST data files into one folder
  • Merge Unicode and ANSI Code PST in One Unicode PST File
  • Advanced option to merge PST files free with or without Outlook installation
  • Advance Feature to Split Outlook PST file into smaller parts
  • Include or Exclude Outlook Deleted Items and Junk Folder while Merging
  • Compatible with Outlook Version 2019 and Below Ones

FreeViewer Awards & Reviews

Best Rated and Popular Free PST Merge Tool

FreeViewer PST Merge Software

3-Step Solution to Merge Outlook PST Files

Remarkable Features of Free PST Merge Software

Merge PST Files Free

Combine Different Types of Outlook PST Files

  1. Active PST Files: One can easily merge or join active as well as orphan PST files with the help of the PST Merge tool.
  2. Network PST Files: Sometimes, the need arises to merge two PST files present on a network such as Server. The user can also merge PST files without duplicates present on the network directly from the software’s interface.
  3. Password Protected PST Files: The user can also combine password protected Outlook PST files via the utility. One just has to enter the password associated with the PST file and the program will join PST files with password - protection.
  4. Archive PST Files: With the help of PST merge utility, one can also merge multiple archive PST files without any file size restriction.

Merge or Join All Outlook PST File Items

Merge Outlook Emails One can easily merge Two or More PST files via the software such as:
  • Merge PST Files Into One of 2 Different Accounts
  • Combine Archive PST Files
  • Integrate Outlook Backup Files
  • Merge Outlook Inboxes, Sent Items, Sub Folders
  • Merge Two Outlook Inbox Folders
Merge Calendars One can easily combine Outlook calendars files using the tool.
Combine Outlook Contacts The software permits users to merge Outlook contacts:
  • Merge Outlook Contact Groups
  • Combine Two Outlook Address Books
  • Merge Outlook Contacts Into One
Other Items Combine Other Items
  • Free PST Merge Software is also capable to Merge Outlook Notes, Tasks, and Journals

Eminent Features of Free PST Merge Software

PST File Merge Software's Features to Merge Two PST Files

PST File Merge

2 Ways to Manage Outlook PST Files

The software comes with a simple user interface that a beginner can easily access. There are two options provided by this utility to combine multiple PST files:

  • Join PST files Together
  • Merge PST files into one

Merge PST Files Free

Merge PST Files

Free PST merger application provides a feature to merge Outlook folders with same name. For example, there are two PST files i.e., PST1 and PST2. These files are having Inbox1 and Inbox2 folders within it. The software will merge emails of Inbox 1 and Inbox 2 folder into one and name that folder as Inbox. One can merge two PST files in New PST, Existing PST or Outlook Profile as per the needs.

Join PST Files

Option to Join PST Files

The Outlook 2019, 2016, 2013 PST Merge tool enables users to join more than 2 Outlook data files by creating a fresh folder for joined PST files. It offers three options: Join in New PST, Existing PST file or in Outlook Profile. This folder consists of the merged PST file, which is also having duplicate items within it.

Merge Contacts

Combine Outlook Contacts Folders

Users can merge Outlook 2019, 2016, 2013, 2010, and below, contacts folder separately from several files. This feature is quite useful for those who want to merge multiple Outlook contacts folders into single PST file. Free PST merge software will create an individual PST, which will be having all address book data merge in 1 folder.


Include / Exclude Optional Folders

The PST file merger product equips 2 options to add or remove folders to be merged:

  • Exclude Junk Folders: This will remove the junk items from several PST file and generate one PST. This file will not be having any duplicate emails, contacts, calenders, notes, tasks and journal within it.
  • Exclude Deleted Items: Users can eliminate Deleted Items folder from being merged. It is quite obvious that users do not want this folder data to merge. Therefore, our software renders option to remove it.

Add Folder to Merge PST Files

Several Ways to Merge PST Files

The product renders three ways of browsing PST files such as:

  • Add Files: Users can add two or more PST files for merging in a one-by-one manner. This option is useful for users who want to choose files from different machine location.
  • Add Folder: This option is used to browse a folder, which consists of several PST files within it.
  • Search Files: Users can search any file with its name without checking all the folders.

Remove Duplicates

Remove Duplicate Items

The software will remove the same items from several PST file and generate one PST. It permits user to remove duplicate items with "Skip Duplicates" option. User can merge or delete duplicate contacts in Outlook. Moreover, you can merge Outlook emails, calendars, tasks, notes and journals in Outlook 2019, 2016 and all below versions.

Merge PST Files Without Outlook

Merge PST Files Without Outlook

An advanced option of merge or join PST files with or without Outlook installation in the system. If user merge or join in new PST file they do not need to have Outlook installed in their system. But when user merge PST file in existing PST file or in Outlook Profile then Outlook should be installed in their system. The PST file which user want to merge or join should not be use or open by any program.

PST File Merge Tool Specifications

PST Merge Software Free Download to Join PST Files

Software Download

Size: 43.4 MB

Version: 6.3

Trial Limitations


  • Join PST Limit: Join only first 15 items of each folder of PST file.
  • Merge PST Limit: Merge only first 15 items of each folder of PST files.

System Specifications

Hard Disk Space
100 MB of free hard disk space required

Minimum 2 GB RAM is required

Intel® Core™ 2 Duo CPU E4600 @ 2.40GHz

Application Pre-Requisites

If you are using Windows 11, 10, 8.1, 8, 7, then please launch the tool as "Run as Administrator".

Supported Versions

Microsoft Windows
Windows 7, 8, 8.1, 10 (32-bit & 64-bit), Windows 11 (64-bit) and Windows Server 2008, 2012, 2016, 2019

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


Electronic Delivery

PST File Merger Tool Order Now

Get an Overview of PST Merge Features - Free vs Full Version

Features Free Version Full Version
Add PST Files / Folder
Merge Password Protected Files
Remove Duplicates
Exclude Deleted PST Items
Exclude Junk Folders
Merge All / Selected Folders
Support Microsoft Outlook 2019, 2016, 2013, 2010, Etc.
Join PST Files Join First 15 items All Items
Merge PST Files Merge First 15 Items All Items
Cost FREE $39
Frequently Asked Questions

Listed Commonly Asked Questions and Answers

How Can I merge PST files in Outlook 2016?
Follow the simple 5 step process to consolidate PST files into one:

Step 1: Install & Run " PST Merge" Tool

Step 2: Click on "Add Files / Add Folder / Search Folder " Option to Add PST Files

Step 3: Choose From Given 2 Options: "Join & Merge"

Step 4: Select merge in Existing PST, New PST & Outlook Profile

Step 5: Click on "Next" Button to Start Process.

Yes, our PST file merger software supports combining of PST archives files of any Outlook version like 2019, 2016, 2013, etc.
Yes, our PST Merge application needs Outlook as its supportive program if you want to merge PST file in existing PST or Outlook Profile. But, if you merge in a new PST file then there is no need of Outlook Installation in your system.
An unlimited number of PST files can be merged with our utility. It is important that the chosen files must not be opened in Outlook.
The consumed time is totally dependent upon the size and numbers of browsed files. The PST merge software takes less time in comparison to all other products available for the same in the market.
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