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SysTools Split PST
Divide Oversized MS Outlook PST Files into Smaller Parts to Avoid 2 GB PST File Corruption

(Average Rating 4.4 Based on 80 Reviews)
  • Split large PST File into Smaller Parts by Date, Size, Year or Folder
  • Split PST Software works with Active PST file & Archive PST File
  • Option to split all items: Emails, contacts, calendars, Tasks etc
  • No PST File Size Limitation : Split PST both UNICODE and ANSI
  • MS Outlook Installation is required for splitting large PST file size
  • Software supports Windows 10 (32-bit & 64-bit) and
    PST Split Tool supports Windows 10, 8.1, 8, 7 & other below versions
    MS Outlook (32/64 bit)
    PST File Splitter Tool supports to Divide Large PST Files of 2016, 2013, 2010, 2007, 2003, & 2000 Versions
  • Corrupted MS Outlook PST files need to be recovered before splittingransomware wallet recovery

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Free Live Demo - SysTools Split PST Fully Secured Download Version

Expert Reviews for Split PST Software

BrotherSoft rates SysTools Split PST Software with 5 star rating for perfectly dividing big size PST files into small parts.

SysTools Split PST file got 5 stars by CNET for its unbreakable performance in splitting large size Outlook data files.

Software Informer states the Split PST Software by SysTools is the best utility for breaking PST files that are too large and avoid the risk of corruption.

Soft32 rates PST splitter tool by SysTools as the ultimate utility for dividing Oversized Outlook PST files by date, year, size etc.

Software Suggest says that SysTools Outlook PST Splitter is the safe and secure utility for splitting oversized PST files without any data loss.

List of Key Features that SysTools Split PST Software Exhibit

split large pst file

Split up Large PST File

MS Outlook PST file splitter allows you to break the PST file of any size into smaller files. It is possible to divide UNICODE as well as ANSI PST files without losing any data. Also, the tool keeps Meta properties and formatting of each item, intact.

4 split options

4 Different Splitting Options

Tool to break PST into smaller files allows you to divide a large PST file in 4 ways i.e.

  • Split PST by date
  • Split PST by size
  • Split PST by year
  • Split PST by folder

crop pst file by date

Split PST File by Date

MS Outlook PST file splitter allows you to divide the size of a PST file by date. Here you can select a specific date and software will split outlook PST file by date in two parts. One part of PST file will contain the data 'of and prior' to the specified date while other part will have the data 'after' that date. read more

divide pst file by size

Split PST File by Size

With the help of this option, you can easily break a large PST file into multiple parts; using a common size for all. Define the PST file size range from 5 MB to 10 GB and the software will accordingly split outlook data file into multiple parts. read more

break pst file by year

Split PST File by Year

If you want to divide the data in your PST file by year, then split by year option will prove helpful in breaking PST data yearly. The tool lets you to create a separate PST file for each year, for example: if you selected year from 2010 to 2014 then you will get 5 PST files separately. Also, you can split PST by current year 2014 and upcoming year i.e. more

crop pst file by folder

Split PST File by Folders

In this option, you can create multiple smaller PST files for each folder by size. PST file splitter will create single PST file for each folder present within the Outlook PST file and further divide the respective folder by size specified by you. Like: Inbox.pst for inbox folder, Outlook.pst for Outbox folder, contacts.pst for contacts folder and so on. read more

outlook format

Split Outlook Archive Files

The software also allows to split archive.pst file/folder. It provides option to divide Outlook data archive by date, by size, by year or by folder which could be managed easily after importing it in Outlook.

pst file corruption

Oversized PST File Corruption Issue

Outlook PST file splitter tool does not support splitting PST files that are already corrupted due to oversizing. Although, you can split a PST file of size closer to 2 GB; in case of ANSI PST file formats. In case of PST file corruption it, need to be recovered. read more

log report

Log Report to Compare PST File

After the completion of breaking of PST into smaller files, software generates & saves a complete comparison report as CSV. This report includes fields like: Folder name, Folder path, Number of items in source PST files each folder, sum and difference of items before and after PST file splitting.

make new folder
Make New Folder to Save PST

It is possible to save the PST files after splitting; to any location of your choice. Also, if required, create a new folder directly from the PST Split software pane and save the files into it. Also, the CSV file report will get saved at similar location; by default.

outlook format
Option to Choose Outlook Format

While choosing a splitting option, you also need to select the MS Outlook format you are using. The PST Split tool supports Outlook 2000, 2002, 2003, 2007, 2010, 2013 & 2016 PST file formats. Thus, if you specify the MS Outlook version, software will automatically detect the format of PST file.

Split PST Screenshots
split outlook pst software
Step 1:Open PST Splitter
advanced split options
Step 2: Check Split Options
split by date
Step 3: Split by date range
compare pst file
Step 4: Check Status Report
Watch Live Video of Split PST Software

Download Split PST Software
Split outlook pst tool

Size: 9.7 MB Version: 4.5


Trial Limitations

Trial version of software will split first 50 emails. For "Split PST by Folder" option, it will Split 10 mails in each folder.

Download Split PST

Installation Uninstallation EULA

System Specifications

System Specifications
  • Hard Disk Space: 15 MB of free hard disk space

Application Pre-Requisites

  • Microsoft Outlook should be installed and should be configured properly for any valid or dummy profile/account (Not Configured for Exchange).
  • If you are using Window 10/8.1/8/7 or Vista, then please launch the tool as "Run as Administrator".

Supported Editions

  • Microsoft Windows – 2000, 2003, 2008, XP, Vista, or Windows 7/8/8.1/10, 2008/2012 (32-bit & 64-bit)
  • MS Outlook– Outlook 2000, 2003, 2007, 2010, 2013, 2016 (32/64 bit)
Frequently Asked Question

Why should I go with this utility over others? What features makes it the best tool in the market?

Does PST Split software support Windows 8 Platform?

Yes, the software is compatible with Windows 8 as well as 10 OS.

Do I need to have Outlook environment to perform PST split?

I have purchased Split PST software but received two installers. Which one to install?

After purchasing full version, you will get two installers of the software. One is for 32-bit Outlook and other one is for 64-bit Outlook. Please check bits of Outlook installed on your machine and use the respective installer accordingly.

How to check the bits of Outlook?

Before installing software please check bits of Outlook especially if you are using Outlook 2010. Outlook 2007 and below versions are of 32-bit.

Open Microsoft Outlook >> Go to File menu >> Help; and then check whether the Outlook 2010 is 32-bit or 64-bit.

Is there any size limitation within software to divide PST file?

No, you can split PST file of any size. Software does not impose such limitations.

Can I also split a corrupt PST file?

No, software will only divide healthy Outlook PST file and it should be accessible on Outlook. If you have a corrupt PST file and want to split it then repair it first by using SysTools Outlook Recovery and then split it by SysTools Split PST Software.

How much time does your tool take to split an 18 GB PST file?

Software does take very less time to split outlook data file. An estimate time taken by the software mainly depends upon the size of PST file.

Why am I getting "Outlook is not set as default email client" error?

Outlook must be set as the default email client for this software to work properly. Know how to set Outlook as default email client

Can I verify the output PST files with source PST file?

Yes, you can verify output PST file items with source PST file items as software generates a whole process report at the end of the operation in CSV format.

Can I add multiple PST files to the software at a time?

No, you can add only one PST file at a time.

Does the software split Outlook Archive data properly?

Yes, The software also split archive.pst file by Date, by Size, by Year or by Folder.

Get an Overview of Split PST Features - DEMO and Licensed Version

Features DEMO Version FULL Version
Browse Outlook PST File
Select Outlook Format (ANSI or UNICODE)
Advanced Split Options (Date, Size, Year & Folder)
Preview Split Information
Previous PST to Splitted PST
Windows 10, 8.1 & All Other Previous Windows Version Supported
Split Outlook PST File Split First 50 Emails All Items
Cost FREE $49
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Split PST + Outlook Recovery + PST Password Remover




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Note: Software will get delivered on your registered email id, within few minutes after placing the order.

Electronic Delivery: The delivery of product is automated. You will receive an email containing both the link to download the product and the activation key within few minutes after payment confirmation.

Purchase Order: You can place the order via Purchase Order(PO) Click Here

amazon        CR        NSIC         CIO       BBB
License Information Personal License Business License Enterprise License
File Limitation Split Unlimited PST Files Split Unlimited PST Files Split Unlimited PST Files
24×7 Technical Support Unlimited Unlimited Unlimited
Free Product Updates
30 Day Money Back Yes, Money is refundable Yes, Money is refundable Yes, Money is refundable

Features in Demoware & Commercial License

An Overview At The Contrast between Trial & Purchase License

Split PST DEMO Version FULL Version Bundle Offer
Add PST File
Select Outlook ANSI & Unicode Format
Split Options (By Size, Date & Year)
Split Outlook PST File
Outlook Recovery
Add Outlook PST File
Preview Emails with Attachments
Export to PST, MSG & EML File
Split Outlook PST File

Frequently Asked Questions

Listed Commonly Asked Questions and Answers

What Clients Say

Although after having a rough experience with other commercial solutions in the market, I had no faith left for SysTools Split PST either. However, it did surprise me hugely by its great performance and precise dividing PST file features. Absolutely the kind of tool I had been looking for.

Chester Richardson, Australia

Getting out of Outlook just because of the file size issue wasn't a part of my plan. So, I did something different instead and got SysTools Split PST application and got the data managed in date based and yearly archives for a proper management.

Pam Ruiz, Spain

I have tried many software’s to split PST files. But, I was still not satisfied as I was looking for tool that offers both the ease of simplicity and a complete package of effectiveness and efficiency. This Software from “SysTools” delivers all. Thanks!!!!!

Max Morrison, UK

"Just Buy It & Try It” this software will surely surprise you with its easy to use interface and effectiveness as an Outlook PST file Splitter application, Splits all the PST file into smaller parts, Provided me the full authority to split PST files. Kudos to Team “SysTools” for developing such an amazing application.

Irina Saints, USA

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