OST splitter software




SoftwarePro Outlook OST Splitter

Best Tool to Break Oversized OST File into Smaller Outlook OST

  • Split Large OST File into Multiple Smaller OST Files
  • Easy to Divide Archive OST Files in Desired File Size
  • No File Size Limit Boundation to Split Outlook OST
  • Options to Split OST by Size, Date, Year, Folder, Email ID & Category
  • Break Outlook OST File Data Items like Emails, Contacts, etc.
  • Add OST File/Folder and Search OST File from System Drives
  • Run the tool as a Standard/Guest user without requesting administrative privileges
  • Software Support All Version of Outlook: 2021, 2019, 2016, 2013, 2010, etc.

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windows 11,10

Free Live Demo: – SoftwarePro OST File Splitter Fully Secured Download Version

OST Splitter Tool - Awards & Reviews

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Highlighted Features of OST Splitter Software

Divide Multiple Types of Outlook OST Files Effortlessly

split OST into multiple parts

Split Inaccessible Large Outlook OST Files

The SoftwarePro OST Splitter Tool is a professional software that provides facility to break corrupted or damaged Outlook OST files without any data loss. The OST file split software is the perfect utility that will help you to divide OST files with or without MS Outlook installation. Also, this tool allows you to split multiple OST files at once.

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Split Your Outlook OST in Six Unique Ways

Split OST software is an smart utility that provides an easy and quick solution to break OST data files in desired ways. This OST Splitter tool provides you six unique options to break OST files, they include -

  • Split by Size
  • Split by Folder
  • Split by Date
  • Split by Year
  • Split by Email ID
  • Split by Category

OST Splitter Software — Features

Read About All the Features of This Split OST Tool

split large OST

Split Oversized Outlook OST File

Outlook OST file size is growing day by day and you want to reduce its size. Download this Outlook OST File Splitter Software and easily divide single ost file into multiple .ost files without loosing single bit of your valuable information. The software enables you to set the size according to your need.

break large OST file

Break OST File As Folder

The OST Splitter Software facilitate user to split ost folder and enable you to create separate .ost file for each folder. Also, the tool can reduce size of .ost folder by dividing into multiple files. The software supports all version of MS Outlook OST file including the latest. Also support to split archive OST File.

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Split Outlook OST File by Size

With this OST Splitter Tool, user can reduce size of OST file by providing fixed size of .ost file. The software will truncate OST file into multiple segment. The OST file will corrupt when reaches to its maximum size limit. To avoid it, set a OST size range and software will split it when reaches to specified size.

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Divide Outlook OST File By Year

The Outlook OST Splitter Software provides wide range of useful features. It provides an option to split OST file by year. This feature enables users to break OST file yearly. With this, user can provide specific year range like 2013 to 2023. In this situation software will create 7 .ost file, one for each year.

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Option to Split OST by Date

The OST File Splitter software provides very useful feature that enable user to split oversized ost file by date. With this, user need to provide date range and resultant OST file size only. The software will automatically include only those emails which lies in the range of specified date. The OST file splits once the size of ost file reaches to specified size.

Split OST by Year

Save Resultant OST in New Folder

The OST Splitter Tool can easily break large OST file into multiple reduced size OST files easily. It also ensure for safe and secure split process so that the data loose becomes zero. The software provides option to save resultant .ost file in new folder at any location on the host system. And by default the split report in .csv format also save on same location.

Split OST Tool Specifications

Get an Overview of OST Splitter Software – DEMO and Licensed Version

Software Download

Size: 26.1 MB

Version: 5.1

Trial Limitations

The free demo version of OST Splitter tool allows users to split first only 50 items of OST file

System Specifications

Hard Disk Space
100 MB of free hard disk space required

4 GB of RAM (4 GB is recommended)

Intel® Core™ 2 Duo CPU E4600 @ 2.40GHz 2.39GHz

Operating System

Windows: Windows 11 (64 bit), Windows 10, 8, 7 (32 bit or 64 bit) & Windows Server 2022, 2019, 2016, 2012 R2, 2008


Microsoft .NET framework 4.5 and Above Version


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Outlook OST Splitter Tool
Common Differences Between the Demo & Full Version Software
Features DEMO Version FULL Version
Add OST File(s)/Folder(s)
Options to Split by Size, Folder, Date, Year, Email ID & Category
Preview Summary of Split Information
Save Resulant Files at Desired Location
No File Size Limitation
Supports all Versions of Windows OS
Split Outlook OST files First 50 Items only All Items
Cost FREE $49
Commonly Asked Questions?

Know How to Split Large Size OST into Smaller Parts

Can Software Split OST Created By Outlook 2013?

Yes, The tool is designed in such a way that it can split OST files created by any version of MS Outlook including Outlook 2013, 2016, 2019 etc.

Yes, the OST Splitter utility is capable to divide corrupted OST files. In this situation, tool fist scan the OST file and then performs splitting process.

No, the OST Splitter Software is compatible only with Windows OS. And it support all versions of Windows OS like Win 11, 10, 8, 7 etc.
The software is designed in such a way that it can split OST file of any size. So, there is no file size limit.
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