OST Splitter Tool to Break or Split Oversized OST File

How Does the OST Splitter Tool Works?

Aryson OST Splitter is a magnificent and risk-free Split OST Tool that helps MS Outlook users split up large OST files into smaller Outlook data files. The OST File Splitter tool splits the oversize offline Outlook data file (.ost) based on size, date, Sender's Name, and folders. After splitting up the OST file and saving then into multiple Outlook data files, users can easily access them with MS Outlook.

Follow the Steps to Split Oversized OST File

Download & Install OST Split Tool, and run.
Add single or multiple OST files for splitting.
Choose the split options and click on the Next button.
Click on the "Appy Password" option to protect the Outlook data file after splitting the OST file.
Set the path to save the splitted OST file.
Click the OK button to split the OST file into smaller PST files.

Benefits of OST File Splitter Software

Split oversized OST files into multiple smaller PSTs.
Offers multiple criteria to break large OST files like Size, Date, Sender and Folders.
It shows the full details of the added OST file in a proper tree hierarchy.
Feature to protect the PST file after splitting the OST file by password.
It provides the facility to remove duplicate emails from the OST folders.
Options to create single PST files or even separate Outlook PST files after splitting OST files.
Date Range feature to perform selective migration of OST mail items.
Break single and multiple Exchange OST files into various smaller parts
Compatible with all the versions of Outlook such as Outlook Office 365, 2021, 2019, 2016, 2013, 2010, 2007, 2003, 2002, 2000, 98, and 97.
Try Free OST Splitter Tool, which supports all Windows versions like Windows 11, 10, 8.1, 8, 7, Vista and XP.

What does Microsoft Outlook OST Splitter Tool do?

The Problem
I have a large OST file that I need to split to import the file again in MS Outlook specifically, but I haven't found any accurate solution to split the OST file until now. Is there any solution that helps me to split my multiple OST files simultaneously?

The Solution
Aryson OST Splitter Tool is an efficient & secure utility for MS Outlook and Exchange users to split OST files based on Date, Size, Year, Folder, Email ID, and Category. It permits users to select single and multiple CDR files to split them into smaller parts. The software offers an easy to use interface so that none of the users from technical or non-technical backgrounds gets an issue.

Aryson OST File Splitter Software - Review & Ratings

Aryson OST File Splitter Tool got 5 stars from Softpedia for its unbreakable performance in breaking up large Outlook OST files.

Software Informer states the OST Split Tool by Aryson is the best utility for breaking OST files which are too large, and avoiding corruption issues.

Cnet rates the OST file splitter tool by Aryson as the prominent utility to split Exchange OST files based on date, size, year, & folder.

Software Suggest says that Aryson OST Splitter is the safe and secure tool to split large OST files into smaller files without any data loss.

Aryson EPUB to PDF Converter got a 5-star rating from Cnet for its top-notch and reliable performance to convert multiple EPUB files.

When to Use Aryson OST Splitter Tool?

Solve 'Oversized' OST File issues in Outlook

When the limit exceeds the OST file size, then Outlook does not show email; in such a situation, you can use the OST Splitter Tool and easily solve the oversized OST file issue in Outlook OST file.

The OST has reached the maximum size - Solution.

When the OST file reaches the maximum size in Outlook Office 365, the user must face issues while accessing email in the account due to an oversized OST file. Therefore, it would be best to use the OST File Splitter Tool to split OST files into smaller PST files in such a case.

Split OST when an OST file is larger than mailbox size.

When the OST file is larger than the mailbox size in Outlook, the user faces issues when opening a mailbox in MS Outlook. The OST Split Tool helps to split the large OST file into smaller Outlook data files; after that, you can easily open the OST mailbox in Outlook.

How to Reduce OST file size in Outlook?

When you need to reduce the OST file size in Outlook, you can use the Aryson OST Splitter Tool that reduces your OST file size in the form of a PST file without any changes to the hierarchy of original OST files. After that, you can access your OST mailboxes in Outlook.

Excellent Features of Aryson OST Splitter Software

Reduce Outlook Large OST File in Size

The OST File Splitter allows users to split any size of OST files into smaller parts. It also reduces UNICODE and ANSI OST's large file size without losing a single bit of emails. In addition, it maintains the hierarchy of original OST files after the splitting process.

Split Multiple OST files into Smaller One

The software offers two different options to browse the Outlook/Exchange OST file, like Add Files or Add Folder. It allows you to select single as well as multiple OST files to split them into multiple smaller PST files.

Divide Oversized OST File by Sender Email

MS Outlook OST File Splitter software allows splitting OST files based on Sender's Email ID. In these options, users can add the sender's Name and Email address; after that, users can split up the OST file on that base.

Facility to Break OST File by Date

The OST Splitter Software allows users to split large OST files based on date and save them into smaller PST files. In these options, users select "From Date" and "To Date" after that, they choose to Create Single PST or Separate PST and then split the OST file.

Options to Split Oversized OST File by Size

The Split OST Tool allows you to select single or multiple large OST files and split them based on size. Using this function, you can specify the size of mailboxes according to need; after that, split up the OST file. It will allow you to enter the PST file size before the splitting process.

Split OST file Based on Folder

Using this Aryson OST Splitter Software, you can split the OST files by folder into multiple smaller parts. The software provides you with two options: single PST and separate PST for Selected Folder. Additionally, the software interface is also easy for users to perform the splitting process in a simple manner.

Supports All Outlook Version OST File

The software can split OST files of all MS Outlook / Exchange Versions. It also supports split Outlook 2013, 2016, and 2019 & older versions of OST files.

Compatibility with All Windows Version

The software runs on all Windows platforms, splitting the large OST file into multiple files and saving them into Outlook data files(.pst). You can try the Free OST file Splitter Tool to analyze the performance and working of the software.

Technical Overview

MS Outlook is one of the world-famous email applications that help to communicate for business & personal purposes. All of the Outlook users connect with Exchange Server and communicate with each other through emails. In such a process, an OST file creates that stores all emails offline. However, Outlook does not open or show email when the size exceeds the limit. In such a case, you need to use Aryson OST Splitter, which splits your large OST file and saves them into smaller Outlook data files; after that, you can easily open the splitted Outlook data file with Outlook.

Software Prerequisites & Recommendations

Product Guides

Request For Software Customization

Note: If you want any customization in the tool, contact our support team to give a customization request. Request Quote

Trial Limitations

Free OST Split Tool allows users only to convert 50 items from each folder of OST files. For complete conversion, you must purchase the full software version.

Download

Size: 34.5MBVersion: 21.7

Required System Specification

Enough hard disk space to save the resultant file
Minimum 1 GB RAM (2GB Recommended)
Pentium Class Processor

Supported Platforms

Windows OS: 11, 10, 8.1, 8, 7, Vista, XP, 2000, 98, NT, and 95.

Outlook Versions: Office 365, 2021, 2019, 2016, 2013, 2010, 2007, 2003, 2002, 2000, 98, and 97

Software Prerequisites

If you are using Windows OS 7, 8, 8.1, 10 or 11 (either 32-bit or 64-bit), then you must launch the tool as an Administrator.
Turn off the Windows Firewall for proper installation.
Disable the Antivirus programs.
No need for Internet Connectivity

FAQ

Product Features	Free Version	Full Version
Select Single or Multiple OST File
Split OST File into multiple smaller parts	50 Emails Per Folder	All Items
Split OST File and Save into New Outlook Data (PST) File
Split OST File by Size, Date, Email ID, and Folders
Remove Duplicate Emails
Apply Password after Splitting
Create a single PST or separate PST
24*7 Tech Support & 100% Secure
Price	Free	$49
	Download	Buy Now

What Our Customers Are Saying About Us

Aryson OST Splitter Software Verified Purchase Reviews

With Aryson OST Splitter software help, I have successfully divided my 50 GB OST file into 10 - 10 GB 5 different Outlook data files based on size options. Thanks, it is very useful.

My 100 GB OST file was not opening in MS Outlook due to the size limit, but the Aryson OST Splitter tool split my OST file into smaller parts; after that, I opened my OST file in MS Outlook. That is very useful.

This tool best splits the Outlook OST files into multiple smaller PST files. I have used it without facing any issues. It helps me to split the OST file. The software is very efficient and reliable, and one can try it. Thank you for providing us with such a great tool!

It is excellent software for converting EPUB files to PDF file format. I think this tool is one of the trusted software available online.

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Frequently Asked Questions

How to Split OST File using Aryson OST Splitter Tool?

Follow the steps given below to split large OST file into multiple smaller parts:

Install, and Run Aryson OST Splitter Tool.
Click on Add File/Folder options to Select OST Files.
Select the folders and choose Split OST options.
You can use the inbuilt features of the software.
Set the destination path to save the split OST file.
Click on the Split button to split your OST file successfully.

Can you split an OST file?

Yes, you can split your OST file using this software, but you save them in an Outlook PST file after splitting.

Will Software reduce the size of my OST file?

Yes, this software supports huge-size OST files to split them into smaller ones. You can directly split the OST file size based on the size; the only requirement is to enter the PST file size.

How do I split an OST file in Outlook?

You can easily split the OST file in Outlook by different manual methods, but it may be possible that the manual methods fail to split an OST file in MS Outlook, so we recommend you to use the Aryson OST Splitter Tool, which allows users to split the Outlook/Exchange OST files into multiple smaller files. Implement the steps below to split an OST file in Outlook: