OST to MBOX Tool

Batch Import OST Files to MBOX Format with Attachments

  • Batch Export OST Files to MBOX in Single Time
  • Precisely Convert Offline Outlook Data File to MBOX
  • No Limitation of File Size – Supports Unlimited Migration
  • Installation of MS Outlook is not necessary
  • Exchange Server Environment is not required
  • Smart Date filter options for selective data conversion
  • Keeps Read/Unread status of emails intact
  • Provides option to ignore System Folder

* Try FREE Demo Version that Export 20 OST Files to MBOX with Attachments.


OST to MBOX Tool provides useful features and advance functionality so that users can accurately export OST files to MBOX without facing any trouble. Some of the powerful features of the software are listed below:

Export OST to Mac Mail/Apple Mail

By utilizing the application, one can easily migrate OST files to Mac Mail with attachments. Without keeping a single doubt in mind, users can transfer OST file to MBOX and open the same on Apple Mail email client supported by Mac OS X without an error.

Instant Export of OST to Thunderbird

Apart from Mac Mail email application, users can open the resultant MBOX file in Thunderbird too. The OST data after conversion into MBOX will remain accurate and precise.

Supports other MBOX Email Clients

The OST to MBOX Tool is not only limited to Mac Mail or Thunderbird, but also supports other MBOX email clients application. Apart from Thunderbird or Apple Mail, users are free to open and view Offline Outlook Data File (OST) to Eudora, Entourage, The Bat! Claws Mail, SeaMonkey, Pocomail and many more.

Move OST Files to MBOX with Attachments

The application has the capability of extracting email attachments from OST files and save the same exactly with resultant MBOX files. After loading OST files on the software interface for conversion, the tool will automatically move the OST attached files with emails without consuming the time of users.

Batch Transfer OST Files to MBOX at Once

OST to MBOX is a multi-faceted application which facilitate users to import multiple OST files to MBOX in single processing. The software allow to load the entire OST folder and convert all its files at one time without any data loss risk. This will save the crucial time and sweats of a user.

Preserves Data Integrity and Folder Structure

The software is reliable to access and executes the desired conversion task more than user's expectation. Once the conversion is done, users will see that all the resultant data is in exact form. The properties such as To, From, Bcc, Cc, Subject etc. are preserved. Also, the folder structure will be maintained as before. Even the Read/Unread status of the emails is accurately preserved by the software.

Efficiently Handles Deleted-Items Folder

The application provides the option which allows to save or not to save the deleted items folder from OST files to MBOX. Different Saving Preferences options are included that handles deleted-items folder such as:

  • Save all Emails (including deleted Items)
  • Save all Emails (excluding deleted items)
  • Save Deleted Items Only

Complete & Quick OST to MBOX Conversion

When the software performs the export process, the application keeps all the data of OST email files. The application has the in-built functionality of saving OST emails with all the included email content, header section, formatting, attachments etc. into MBOX format. It guarantees 100% accuracy when implementing the migration of OST (Offline Outlook Data File) to MBOX.

Handles OST File Errors in Smart Way

The application manages the errors effectively and delivers the solution accordingly. Some of the common errors are:

  • Unable to open OST file
  • Access is denied
  • Outlook.ost reached to maximum size

Option to Ignore System Folder

The software allows users to include or exclude the system folder data of OST files while converting them PST format. This option is helpful for users as it lets them save User folder data alongwith or excluding system folder data, according to their choice.

Smart Date Filter Option

With OST to PST software, users also get the option of saving OST data happened during certain time period into PST format. The tool offers date filter option which, by specifying the required date ranges, makes it possible for users to convert Offline OST mailbox data into PST.

Supports all Outlook and Windows OS

OST to MBOX software supports OST files of all Outlook editions, including Outlook 2016, 2013, 2010, 2007 etc. Moreover, the software is completely Windows based and is suitable for all Windows (32bit and 6bit) editions, including Windows 10, 8.1, 8, 7 etc.

Screenshots of OST to MBOX Tool

With the help of screenshots, users can understand the software process in a better way. Below are the main software screenshots by seeing which you will get to know about how to import OST file to MBOX.
offline outlook data file .ost to mbox

Click on Browse File/Browse Folder to load OST Files

save preferences

Choose MBOX as output format other preferences

conversion starts

Conversion of OST Files to MBOX process starts

OST to MBOX Tool - Guide

Step-by-Step Process on how to convert OST files to MBOX by utilizing the application.

Step 1 : Download, install and Open OST to MBOX Tool on the system.

Open Software

Step 2 : Click on Browse File/Browse Folder to load OST Files on Software.

Load OST Files

Step 3 : After adding OST files, preview them before proceeding next

choose destination path

Step 4 : Choose MBOX as output option and select other related preferences. Now, Browse for the location to save output files at your desired location

click on start

Step 5 : Now, the start the OST file to MBOX migration alongwith displaying the conversion status:

choose saving preferences

Step 6 : Once you choose the preferences, the software will automatically start the conversion. And after completion, the application will generate the message "Conversion Done Successfully"

conversion done

Frequently Asked Questions

Get OST to MBOX Free Download Version!

Download the FREE DEMO of the software which is added for the evaluation and analysis of software working. By utilizing the FREE DOWNLOAD EDITION users can check the application conversion process by migrating 20 OST files to MB before deciding to invest in license key.