ost splitter

4.6 Based on 121 Reviews

RecoveryTools OST File Splitter

OST Splitter Tool to Split Oversized Outlook OST Files

  • Quickly split OST file into one or more files & saves in PST format
  • Divide complete OST file includes emails, contacts, calendar etc.
  • Provide four options to break OST: size, folder, date, year, email id, category
  • Require MS Outlook installation not required on the machine
  • Add single / multiple PST files or add OST folder or search files
  • Support all size of OST file as there is no file size limitation
  • Compatible with Outlook 2019, 2016, 2013, 2010, 2007, 2003, 2000

Key Features of OST File Splitter

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Divide OST File by Size

The tool enables users to split OST according to size. Users can define size (in Megabytes (MB) and Gigabytes (GB)) so that they can have multiple files of same size.

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Split OST by Date

OST Splitter has an option to divide OST file according to date. Users can set a specific date to filter emails. The tool will create two files; one contains data of previous & assigned date whereas other contains data of subsequent dates.

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Break OST by Year

Using this option, users can split OST file yearly by choosing year in 'From' and 'To' boxes. The tool creates multiple files as per year selected. If a user has selected year 2010 to 2015 then the tool will create six files separately for each year.

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Split OST by Folder

OST Splitter Tool provides one more method to have multiple files by splitting Outlook OST file by folder. For instance, the application creates individual files for each folder and thereafter split the folder by size according to user-defined value.

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Easy-to-use Interface

In order to get the OST split process done with this software, an intuitive interface is provided. The procedure is so much simplified with self descriptive steps that it can be understood even by a naive person.

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No File Size Limitation

Tool has a potential to load any size of Outlook OST. This utility is helpful when users have a huge OST and want to reduce the size of a file so as to make the file manageable. Users can split Outlook OST file in multiple files.

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Live Split Report

Once the process is complete, OST Split Software generates a live status report which consists of folder path, folder name, processed items, total etc. The report can be saved in a CSV file format for future references.

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Browse Destination Folder

With this feature, users can browse the destination location to save the output in a local drive. The output will be saved in PST format keeping meta properties and internal folder structure intact.

Specifications of OST Splitter Converter


System Requirements

  • Support : Win 10 (32-Bit & 64-Bit) & all the Below versions
  • Processor : Intel® Core™ 2 Duo CPU E4600 @ 2.40GHz 2.39GHz
  • RAM : 4 GB of RAM (4 GB Recommended)
  • Hard disk space : 100 MB of free hard disk space

Application Pre-Requisites

  • If you are using Windows 10 / 8.1 / 8 / 7 or Vista, then please launch the tool as "Run as Administrator".
  • Microsoft .NET framework 4.5 and Above Version

Demo Limitations

  • Demo version of OST Splitter Tool allows users to Split first only 50 Items of OST file

Supported Editions

  • Windows : Windows 10 32 bit/64 bit, Windows 8 32 bit/64 bit, Windows 7 32 bit/64 bit, Windows Server 2012, Windows Server 2008 and All Below Versions
Product Details
  • Version: 4.0
  • File Size: 18.0 MB

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Read & Resolve Most Common Questions!

Yes, this tool can break corrupted OST file. Tool process a healthy file to split OST file.

Yes, the tool load and split all sizes of OST. Further, it supports all versions of Outlook.

Yes, this tool can work with all versions of Windows OS 10, 8.1, 8, etc.

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