SYSessential OST to MBOX Converter

A Professional Tool to Get 100% Accurate Conversion Results from OST to MBOX Data Migration

What is one of the most common email clients for Windows users? It is none other than MS Outlook. The Microsoft product allows users to store emails, notes, messages, contacts, journals, and events in OST and PST file formats. Users can work offline with OST that automatically integrates with the Exchange Server to sink data online. Even having various advantages, there is one major drawback with MS Outlook. No file formats of MS Outlook support other email clients. In other words, if you wish to access OST files in Apple Mail, Thunderbird, or Entourage, conversion of OST file format is essential. With the conversion from OST to MBOX, users can open the MS Outlook data on various platforms including Thunderbird, WLM, Eudora, Entourage, and many supporting Windows, Linux, and Mac operating systems. For conversion, download SYSessential OST to MBOX Converter. It is a straightforward solution that makes the conversion goal easy by making the process short. During migration, it gives accurate results. It is better to download the free trial version to assess its key features closely.

The program has the following features:

  • An advanced tool comes with the advantage of conversion from OST to MBOX and can be used as an OST file viewer
  • Offer error-free conversion results by retaining all the email properties and structure of items
  • Help to avoid missing or corrupted data problems because of its advanced level of efficacy
  • Support bulk data migration where users have the freedom to select and export as many as OST files they wish
  • Support two types of data filtration modes- File Mode and Folder Mode to select the specified OST files conveniently
  • e the converted data to the specified location in the system to experience better file management after conversion
  • Enable users to get complete control over the conversion results, hence the results are always in favor of users
  • Display preview of the converted data in its preview box, displaying all folders, items of folders, and each item can open separately
  • A flexible application allows users to export MS Outlook 2003, 2007, 2010, 2013, 2016, and 2019 data
  • Give users the independence to open MS Outlook data in Entourage, WLM, Thunderbird, Eudora, eM Client, and several other platforms
  • Support user interactive interface that needs no technical assistance to operate the program individually
  • The license of the application is available in three suitable formats to choose an ideal version of yours
  • A well-designed application for data conversion from MS Outlook to MBOX
  • Support the latest Windows 10, Windows 8, Windows 8.1, Windows XP, and Windows Vista
  • A reliable application to install and operate on your system

OST to MBOX Conversion in the Simplest Manner

Simplify your conversion goal with SYSessential OST to MBOX Converter. A standalone program to convert as many OST files as you wish at a time. Convert only selective OST files. Hence, the conversion results are always in your favor. Download the free copy of the app to assess its capacity.

Here are some quick steps to convert OST to MBOX-

  • Step 1: Download SYSessential OST to MBOX Conversion tool

  • Step 2: Browse local folders and select the desired OST files

  • Step 3: Get the preview of the OST files or skip if you wish

  • Step 4: Select the output location of the converted data

  • Step 5: Finally, press the “conversion” button

OST File Exporter Enterprise Batch OST Preview

Needs of OST to MBOX Conversion Software

A Windows Application

It is a Windows program that supports all the latest and older versions of the OS. Users can feel comfortable operating the program on Windows 10, Windows 8.1, and Windows 8. They can run the program on Windows 7, Windows Vista, as well as Windows XP. It supports both 32-Bit and 64-Bit of Windows. The flexible tool needs Windows OS to function. In case, users have not updated their Windows system, they must update the OS before operating the program.

A Lightweight Program

It is a very lightweight program because it needs 100 MB of storage space. Hence, the speed and the performance of your system don’t meet interruption. Before you install the app on your system, ensure the memory strength and the processor capacity. The minimum memory strength it needs is 512 MB of RAM and 1 GHz of processor. However, we recommend keeping the Processor 2.4 GHz and 1GB of memory strength. These are a few requirements to meet for conversion.

No Specific Pre-Requisites

It is a standalone program to operate on your Windows system. The tool doesn’t need pre-installation of MS Outlook or any other application. It even doesn’t need pre-installation of Thunderbird or any MBOX supporting email client. The standalone quality makes the app powerful for conversion. However, users need to activate the “Run as Administrator” tool before operating the app. The Windows solution app helps to simplify the conversion goal.

License for Everybody

SYSessential OST to MBOX Converter is a straightforward solution for data conversion. The program is helpful in the conversion of the data of personal and commercial users. It is available in three suitable formats. The individual version is to use the app individually. The Business and Enterprise versions are to use the app for commercial purposes. Before getting the license, differentiate among three versions to choose the right one that fits your needs.

Primary Features of OST to MBOX Converter


A Conversion Solution

It is a conversion solution. It has been designed to convert specific OST files to MBOX to let you meet the conversion goal effortlessly. The advanced application supports exporting OST files of any size. It enables users to get the best conversion results regardless of the file size.


Excellent Compatibility

When it comes to assessing the compatibility of the app, it is of unmatched quality. The conversion solution supports exporting the data of MS Outlook 2003, 2007, 2010, 2013, 2016, and 2019. Moreover, the converted data can access with Thunderbird, Entourage, Eudora, and several other email clients.


Support Bulk Data Migration

It is a significant feature of the app that makes it far better than manual conversion methods. Users can export a single OST file to MBOX or they can choose to export multiple OST files to MBOX at a time. The bulk conversion goal saves time and the effort users put to export data.


Support Advanced Data Filtration

There are two ways to filter OST files from local folders. One is the file mode and the other in the folder mode. With the help of the “File Mode”, the tool can upload one OST file at a time. With the “Folder Mode”, the tool can export several OST files at a time. Users can go with either filtration mode.


Holding a Preview Box

The application holds a “Preview Box”. The “Preview Box” displays the data of selected OST files in the tree format. All folders and items of each folder are displayed in the preview pane of the application. Hence, the feature has dual benefits. It works as an “OST File Viewer.” It gives an assurance that you have selected the right files for conversion.


Save the Output Locally

The conversion solution saves the exported data to the specified location in the system. That location could be a new file or an already existing file. Hence, data management after conversion becomes an easy goal to achieve. It is an incredible feature of the program


A User-Friendly Solution

It is a user-friendly program that users can operate independently even they are not so technical. Each wizard of the app is self-descriptive. It requires users to follow three easy steps for data migration. The best thing is that it doesn’t need pre-installation of MS Outlook, Thunderbird, or any supporting email client.


Restore Data Quality

The conversion results are always accurate. The program manages to export all MS Outlook folders including inbox, outbox, journals, messages, contacts, and events. MS Outlook items are exported along with their CC, BCC, To, From, and Date. Attachments are converted without modifying the data.


Custom Conversion Support

The tool supports custom conversion. It means it exports either entire folders of an OST file or only selective folders. From the preview box, checkmark those folders that you want to export. The utility exports only selective folders to get complete custom conversion support.


Lifetime License Validity

The license of the program is available for an unlimited duration to users. Whether your requirement for the app is for individual purposes or commercial, the utility is available for an unlimited period for all types of versions. It means unlimited conversion support is offered by the app.


Doesn’t Hamper Work Productivity

Don’t worry about work productivity because the app offers bulk data conversion. Moreover, it requires users to follow just three easy steps to transfer the data from OST to MBOX. During conversion, you don’t have to stop your work in the system.


Get Ready for Free Trial

The free trial version of the app is available to download on your Windows system. The free version is an excellent solution to assess the capacity of the tool. It lets you decide how valuable the program is for you.

Outstanding features of this OST to MBOX Converter Tool

Technical Overview

SYSessential OST to MBOX Converter is available to simplify your migration results. Unlike manual methods, it makes the conversion process easy and fast. It needs no external tools to export data. The program is reliable to operate on your Windows system.

  • Inputs

    Export from MS Outlook 2003, 2007, 2010, 2013, 2016, and 2019

  • Output

    Save the exported data Apple Mail, Entourage, Eudora, Thunderbird, WLM, and many others

  • When it comes to converting data from one email client to the other, the risk of data loss is higher with manual methods. The best way to get rid of data loss is to use a reliable third-party conversion solution.

Export Emails

Download OST to MBOX Converter Tool

Know Minimum System Specifications to Download & Use the App with Ease


Software Download

Size 2.1 MB

Take a Trial -Download the tool to evaluate by application easily OST to MBOX Converter.

460 Ratings
Trial Limitations
Download freeware OST to MBOX Converter that will help you to judge the working of the software. By using the free version, 10 items from each folder are exported from OST file to MBOX file format.


Hard Disk Space 500 MB of free hard disk space

Minimum 512 MB is required

Intel® Pentium 1 GHz processor(x86,x64)

Comparison of Trial & Full Version

OST to MBOX Tool Free & Full Version comparison are given here for users:

Technical Key Features Free Version Full Version
Limitations 10 items Unlimited
Export Complete OST in PST Format
Recover Deleted Items from Outlook Trash
Support Plain Text, RTF & HTML Formats
Support Windows 10/8/7/others
Batch File Conversion
Advance Filter Option
Extract Attachments from OST File
Convert OST Emails in PDF Format
Migration OST to Office 365 Online
Export OST to Zimbra TGZ
Export OST to Lotus Notes
Export Contacts in CSV and MSG Format
Export Calendars in MSG
Extract Email Addresses from To, CC & BCC in TXT
Price Free $49

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