PST Split Tool v4.0

Split Large PST Files into Smaller Outlook PST Files

User Ratings :   (Average Rating 4.9 Based on 34 Reviews)


PST Spilt Tool

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SysInfo Tools PST Splitter is intuitively designed tool to split large PST files into smaller and more manageable Outlook PST files. It provides you with multiple splitting options including Split PST file by size, by date, and by sender's email ID. This PST split application is specially designed to deal with some serious issues like: PST corruption due to file size limitation, file management, server performance, and others. With the help of Outlook PST Splitter, you can easily split PST files including Emails, Journals, Notes, Contacts, Calendars, Tasks etc., and can protect your Outlook data files from further corruption issues.

  • PST Splitter splits large PST files into smaller parts in a completely safe mode.
  • Software performs swift splitting of selected PST file in no time.
  • PST Splitter allows encryption on the new PST files by applying different Encryption type.
  • You can create single PST or separate PST files for selected or every selected folder respectively.
  • Multiple options to split large PST files i.e. Size, Folder, Date, or Sender's Email ID.
  • Free PST Split tool is also available online to save the first 25 emails.

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Version: v4.0
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Price: $49
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Demo Limitations - Trial version is safe to download and split 25 items from PST file

Awards & Rating

Checkout the reviews of free PST Split at Cnet


Officially listed and Highly Compatible with Windows 10

Key Properties of Outlook PST Split Tool

Split PST file
Swift and Safe Processing

Smart features like Low footprints of PST Split software, allows ultra-fast splitting of selected PST files in one round processing. None of your PST files are harmed or altered during the split PST file action, and data integrity is also maintained. Read: How to Increase Outlook Mailbox Size to Avoid Corruption.

PST split
Identify and Displays File Specifications

The PST Split Tool is a feature-rich utility as it enables users to identify the information of selected PST files including PST file name, file type (Unicode or ANSI), file size (in bytes), and a total number of email items stored within the file; thus, making it easier for users to split and sort their Outlook files. Read how to convert ANSI PST to Unicode PST manually.

PST splitter
Show Files Structure

Once the PST file is selected, the tool scans it and displays the complete file structure (all the mailbox items) in the left pane. Users need to check the mail items of the selected file which they want to split into smaller parts. Therefore, Outlook File Splitter makes the complete split Outlook PST file process a facile and easy task.

how to split a PST file
Secure new PST with Password Protection

Every user's first concern is security, and Outlook Split Tool supports password protection to the new PST files. Now, users can protect their new output PST files created after the PST splitting by applying a new password - you just need to choose the type of encryption from the different options that you want to apply to your new Outlook PST file. Read How to encrypt PST files.

split PST file Outlook
Attaches PST to Outlook

This integral feature of MS Outlook Splitter enables users to attach the newly generated PST files directly to their MS Outlook profile. This option helps users save all their truncated PST files in their MS Outlook Profile with ease; You can use our Add Outlook PST Software as well.

split large PST file
Saves Output at Defined Location

Through the PST File Splitter, it is possible for users to save the truncated PST file(s) to any desired location. Also, if necessary, users can create a new folder directly from the preview pane and save the files to it. Read How to Determine MS Outlook Version?

splitting PST files
Intuitive Application

The software does not require any efforts or technical skill to split large PST files. This free PST Splitter is an easy-to-use application that only requires users to spend a couple of seconds to split huge PST file(s). After which, the tool offers the desired results in just a few simple steps.

PST file splitter
Perform Safe and Secure with File Encryption

Outlook PST Split tool allows users to encrypt their new PST files as it provides an option of encryption to the new PST files. Users can also select the encryption type such as: compressible encryption, best encryption, or no encryption as per their convenience and need.

large PST file
Widely Supportable

The software provides wide supportability including all major versions of Microsoft Outlook and all popular Microsoft Windows operating systems including Win 10.

Important Note: This software doesn't support corrupt PST files. If a PST file is corrupt, then use PST Repair software

PST Split tool provides different options for splitting PST file:

  • Split PST File(s) by Size: Select this option to split PST file(s) by size. If you want to use this option, you just need to enter the file size; for example, if the size of your PST file is 2 GB, you can enter 200 MB to split PST file into 10 parts (200 MB each).
  • Split PST File(s) by Date: Select this option to split PST file(s) by date. If you want to use this option, you just need to select a predefined time period, or, you can define time(s) manually; likewise, if you want to define time manually, you can select multiple dates in the calendar.
  • Split PST File(s) by Sender Email ID: Select this option to split PST file(s) by senders' email IDs; if you want to use this option, you just need to check the sender email IDs from which you've received email messages and you can want to save them into a single file.

Two Other Options are also Available in the Tool to Split Large PST Files:

  • Create a single PST file for selected folders: Once you select the PST file for splitting, the software will show you a tree-structure preview of your mailbox folders; you can select the mailbox folders which you want to save into a single PST file; for example, if you have 9 mailbox folders, you can save the first 3 in 1st PST file, the next 3 in 2nd PST file, and the rest 3 in 3rd PST file.
  • Create separate PST file for every selected folder: You can use this option to create separate PST files for every selected folder; for example, if you have selected 9 mailbox folders, 9 PST files will be created containing your mailbox content, and inbox.pst will contain only the emails which were stored in your Inbox folder.

Comparison of Trial & Full Version

Product Features Free Version Full Version
Select PST file to split
Display complete information of PST file
Split PST file by Size
Split PST file by Date
Split PST file by Sender Email ID
Apply password to the output PST files
Specify the size limit for each PST file
Save splited PST files 25 Emails ALL
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Price FREE $49
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Specifications of PST Split Tool

PST Split Tool

Norton Seal windows 10 compatible

Trial Limitations

Demo version of the software come with one limitation it saves only first 25 mails of every mail folder after compression. This limitation of the demo version can be overcome by opting for the full licensed version.

Basic Requirements
  • Pentium class processor
  • Minimum 512MB RAM (1GB recommended)
  • 50 MB Software installation
  • Disk Space - Enough space to store recovered output

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Frequently Asked Questions

Does the Software split PST files that are password protected?

Yes, PST Split Software is embedded with an intelligent algorithm that allows the splitting of password protected PST files.

How can I extract and split the PST files that are very old and difficult to identify?

Outlook PST Split Software allows various splitting options. So, if you want to split very old files, simply select the option "Split by Date." With this option, you can split PST files of any date; however, you just must choose the option "Split PST files by date" and enter the date. Hence, you do not need to stress about searching and identifying your Old Outlook files.

Does SysInfoTools PST Split software is capable to split all the email data items attached with the PST file?

Yes, PST Splitter is developed in such a way that it thoroughly scans the internal data and splits all PST file items equally. The software can easily split PST email data items such as Contacts, Journals, Calendar, Email Folders (Inbox, Sent Items, Outbox, Drafts etc).

How to reduce the size of a PST file?

Follow these steps to reduce the size of a PST file

  • On the File menu, click "Data File Management".
  • Click the data file that you want to compact, and then click "Settings".
  • Click "Compact Now".
Can the software work equally good to split corrupted PST file?

This tool does not support the splitting of corrupted PST files. If your PST files are corrupted, you cannot use this tool, and you need to repair the files first to use this software. To repair corrupted PST files, you can try our advanced PST File Repair tool of SysInfoTools Software.

Can I Split the PST file by Email ID by using this software?

By using this PST Split Software, you can split the Outlook PST file in multiple ways such as: splitting PST files by size, by date, or by sender email IDs.

How to evaluate PST Splitter Tool before purchasing it?

The prior evaluation of PST file split software is highly recommended which can be done by downloading free demo version. The demo version of this tool contains the same features and functionalities with only one limitation: with the demo version, you can only save the first 25 PST files after PST File splitting. Go ahead if only you are satisfied with the results and place your order for the licensed version.

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Client Reviews


Outlook data files with a large size can slow down the performance of the email. The same happened with me as I was experiencing slow performance in my Outlook. So, I got SysInfoTools Split PST application and you know what I successfully managed to split large size PST files in just few seconds.

- Ella Chavez

I was in dire need of a genuine tool that can do wonders to my PST file management in a lot of different ways. Then, I got SysInfoTools PST Split which is a bit different from others in the market with being precisely tuned for multiple functions of dividing PST files. Thanks for making such good tool.

- Kristi Lamb

The best part of the PST Split Software to me is its software interface being a completely new to technical aspect of this software I could use it easily. All the credit goes to developers of this Outlook Splitter tool as they have done great job considering the needs of first time users.

- Sara Clark

Most of the time, I had to transfer my Outlook data files over the network and large files posed many problems. Then, I used this PST Split tool on the recommendation of one of my friend. I was surprised to see the result to be good and fast. Using the SysInfoTools PST Split Software was like experiencing magic. Thanks for devising and developing such software.

- Luz Gibbs

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