BitRecover Software Box




OST Merge Wizard

(Average Rating 4.6 Based on 32 Ratings)

Utility to Merge & combine multiple OST files in batch to create a new Outlook PST file.

  • Merge OST files without requirement of Outlook.
  • Option to merge 2 OST files into single file.
  • Supports to Batch combine multiple OST files at a time.
  • Combine two *.ost files with all items into new file without alteration.
  • No file size limitation to add or join two OST files.
  • Merge both UNICODE as well as ANSI OST files instantly.
  • Save resultant Offline Outlook file at user desired location.
  • Compatible with all Windows Versions & Editions.
  • Maintains OST files structure and integrity preserved.
  • Option to exclude/include deleted items while joining OST files.
  • Exclude all duplicate items while merge two OST files.
  • Support for all Outlook or Exchange Offline file versions.

Features of OST Merger Software
Merge OST FIles Easily Without Outlook 2019, 2016, 2013, 2010, 2007 & below

Merge Multiple

Merge Multiple OST files in Batch

With the help of BitRecover OST Merge Software Wizard, one can combine two OST files in a group. When a user has number of OST files, then it becomes so difficult to handle and manage them at the same time. A user needs to import OST files separately which takes time to loading. It is an advanced solution that can effectively work in an environment without requirement of Outlook or Exchange configuration. The software is best for the users which have bulk of orphaned OST files and wants to merge 2 OST files into a single file to easily manage them.

Dual Method

Dual Method to Load OST Files

The software provides a user dual method to load Files of Outlook 2019, 2016, 2013, 2010, 2007 & below & merge OST files. User can merge selective OST files or all OST files into single file.

  • With Add File option, one can pick only required OST files
  • With Add Folders option the tool will automatically load all the files present in the folder and merge all in one.

Merge all data

Merge Complete OST File Data

The software allows the users to merge & combine two OST files in a batch. User can Add files or Add Folders to load all OST files from a folder with sub-folders. With this OST Merge Software, user can join all OST file items like emails, contacts, calendar, notes, appointments as well includes all the attachments files into the new Outlook file. The best software to merge two or more OST files in batch concurrently.

Merge Contacts

Merge Only Contacts of OST Files

With the help of this software user merge OST files with only the contacts of two or different Outlook accounts into a single file. User can easily Import Contacts of OST file to Outlook 2016 from different accounts in single go & merge 2 OST files. The software integrates contacts of two or more OST files into a single Outlook file.



The software supports to combine two OST files , both UNICODE or 2GB file size limit ANSI OST file. A UNICODE OST file is obtained as a result after a user merge ANSI OST file without any limit of 2GB file size. User can change or alter the location directly from the software panel to save the resultant files at his desired storage path. One can also create a new Folder directly through the panel.

Exclude deleted items

Option to Exclude Deleted Items

Sometimes we delete unnecessary messages from our mailbox folders, but these items still remain in the Trash folder of OST file. The software has advanced solution to Exclude or Include the deleted items from the files. The items stored in Trash folder will be excluded and will not add into new OST file if user choose the Exclude Deleted items option.

Removes Duplicate data

Removes Duplicate OST File Items

In case a user has some duplicate messages or items in number of OST files and are occupying unnecessary space.The Outlook OST file Merger software automatically checks the properties of all OST file items and makes sure to have only distinct items into new file after combining them. The OST Merge utility will remove all the duplicate entries from the OST files and allows only distinct items.

Corrupted file

Merge Minorly Corrupted OST Files

In case if one has some minorly corrupted OST file and wants to merge them with other files, then the OST Merge Software software itself recovers the file data and merge it with another. In case the OST file has Major corruption issues, then you need to use recover file with OST Repair Wizard and then merge it later.

Not Required

No Outlook / Exchange Required

The software works in a standalone environment and hence does not required Outlook or Exchange to be connected or configured to merge OST files. The software handles all your orphaned OST files and combine two OST files into a single Offline Outlook Data file without requiring Outlook Installation or configuration.

No Data Loss

No Loss of OST File Data Items

The software manages to merge multiple OST files in batch without making any loss of data. The software is completely safe to use and it maintains the Folder Structure and integrity of the items preserved. All Outlook emails properties like To, Cc, Bcc are also kept original.

Maintains Integrity

Maintains Integrity of Data

The OST file Merger software maintains the folder structure of OST files properly. The items corresponding to the folder are added into the same folder in the new file like Inbox items to Inbox folder. The integrity of data is completely kept preserved while joining two OST files.

Download Tool OST Merge Tool
Know Minimum System Specifications to Download & Use the App with Ease

BitRecover Software Box
Software Download
Size 24.3 MB
Version 10.8.1
Take a Trial - Merge first 25 emails, contacts and calendars of OST file.
32 Ratings

Trial Limitations

The Trial edition of OST Merge software will convert maximum 25 emails from each folder of OST file to desired format. Purchase licensed edition for full conversion.

System Specifications

Hard Disk Space
100 MB of free hard disk space

Minimum 512 MB is required

Intel® Pentium 1 GHz processor(x86,x64) or equivalent

Supported Editions

Windows 10 & All Below Windows Versions

Comparison of Trial & Full Version

Feature Comparison of OST Merge Wizard for Windows - DEMO and Licensed Version

Features DEMO Version FULL Version
Load Single / Multiple OST File
Merge 2 OST files into single file
Merge both UNICODE as well as ANSI OST files
Preserves data integrity
Windows 10 & All Other Previous Windows Version Supported
Merge & combine multiple OST files in batch 25 emails/folder All Items
24*7 Tech Support & Secure 100%
Cost FREE $39

Frequently Asked Questions

Commonly Asked User's Questions & Some essential information

⭐ Can I merge two OST files of Outlook 2016 ?

Please follow given steps to Combine Offline Outlook OST files into single OST file :

  • STEP 1 : Run OST Merge Software & Select Dual options to choose multiple OST files or folders.
  • STEP 2 : Select folder having multiple .ost files & Select OST file items press Next button.
  • STEP 3 : Create separate PST per user option should be blank while merging OST file
  • STEP 4 : The software will start Merging multiple OST files into single PST file.
  • STEP 5 : OST file merge complete successfully with a message.
  • STEP 6 : Finally, find the resultant data in desired location

There is no any such limitation. You can merge unlimited OST files with this software.

Yes, the OST Merge Software supports all Windows Versions like XP, Vista, 7, 8, 8.1, 10, including 32 & 64-bit editions.

Sure, the software is designed with such algorithms so that there will be no loss in data while adding the OST files in Outlook & merge OST files.

OST Merge Wizard is one of the fastest and cheapest method to combine the files.

Yes, the tool asks the users to restore or remove the deleted OST file items.

The tool saves the resultant file at Desktop by default after merging 2 OST files, but user can also alter the location of OST file and save it to his required location also.

What Clients say?