MBOX Converter: Convert MBOX to PST, EML, MSG, NSF & Office 365 Account

As we all know digital communication plays a vital role in daily life. The email application is a formal method of transferring information between individuals and organizations. We live in a digitalized world, where it is free to access different application according to our choice. From a various variety of email client available like Gmail, Mozilla Thunderbird, Apple Mail, Entourage, Eudora, Netscape, MS Outlook etc. Each of these application has its own advantages as well. Now let us go through the SysTools MBOX Converter. Why people need to migrate from Thunderbird to Outlook. It’s clear that Outlook is having advanced features when compared to Mozilla Thunderbird.



For migrating Thunderbird account to Outlook, we need to convert MBOX to PST format. That is, Thunderbird email client uses MBOX file format to store emails, contacts, calendars, task, etc. And Microsoft Outlook stores its data in PST format. So while converting Thunderbird to Outlook account, it requires a flexible and efficient solution to export MBOX files. SysTools MBOX Converter tool is a perfect and stable solution in such situations. Here we discuss a trustable proficient application to convert MBOX files to PST, EML, MSG, NSF formats. The MBOX to Outlook Converter support .mbox files from various email clients. It supports 17+ applications.

Characteristics of MBOX Converter

Convert MBOX to PST, EML, MSG, NSF

The MBOX Converter software can transfer MBOX emails, contacts, calendars etc in Thunderbird to Outlook PST file format. The application can also export MBOX to EML, MSG, & NSF file format impressively.

Convert MBOX Files to Office 365

Regardless of exporting MBOX files to PST and another file format, this application can also transfer MBOX to Office 365 account. It effectively moves emails, contacts, calendars, task etc. in MBOX file format to MS Office 365 account without any data loss.

Folder Structure and Data Integrity

This tool maintains folder hierarchy and the data integrity of emails and its attachments, and other files in MBOX format. That is, the inline formatting, HTML formatting of the emails won’t changed and affected even after migrating MBOX data files to PST, MSG, EML, NSF format.

Migrate Multiple MBOX files in Batch

MBOX Converter in Windows OS can easily convert multiple MBOX files into PST at once. That it does not implies any file size limitation while migration. The utility is capable to transfer multiple MBOX to Outlook PST in batch.

No Outlook Installation Required

The MBOX to PST Converter software does not require Microsoft Outlook installation for migration of .mbox files in PST format.

Email Filter Options

The other amazing feature of this MBOX converter software is, it provides email filtering options before starting the process. One can easily filter emails according to a date range, ‘to’ and ‘from’ of emails etc. Thus this allows selective migration of emails and its attachments in MBOX to Outlook PST, EML, MSG, NSF formats.

Naming Convention Feature

One of the important peculiarity of this utility is that it allows a file naming option to the user. The user can store the migrated MBOX data files in desirable destination location with appropriate names that he/ she needed.

Technical Details About SysTools MBOX Converter

Demo/Trial Version:

The trial edition of the software permits users to analyze the various functionality of utility at free of cost. One can easily download and install the application on their Windows machine regardless of Windows OS version available in the system. However, the demo version of the product can only export first 25 items or folders.

Full Version:

The full version of the software is available at $39 and it can easily convert MBOX files to PST, EML, MSG, NSF file format respectively according to the users choice. It also moves MBOX data files to Office 365 account without restrictions. The full editions can export MBOX to Outlook PST and other files format in bulk. This edition does not impose any file size limitation.

Pros and Cons of SysTools MBOX Converter


  • Original structure (format) of emails is unchanged even after MBOX file migration.
  • Microsoft Outlook installation is not required to convert MBOX to PST file format.
  • The MBOX file migration software supports filtering and naming options.
  • The application supports 17+ email clients that support MBOX files format.
  • The tool is reliable and cost-effective according to its features.
  • User-friendly interface with simple step migration process.


  • The limitation associated with the demo version of the software, only support 25 files/ folders.
  • MBOX to NSF file conversion requires Lotus Notes installation.
Also Read: How to Split Outlook PST File?

Observational Verdict

MBOX supporting email clients like, Gmail, Thunderbird, Apple Mail, Entourage, Eudora, Spicebird, Netscape, etc. are most commonly used email application all over the World. But Microsoft Outlook seems to provide many advanced features in it. This attracts many users towards it. And that may result in migrating respective MBOX files to Outlook PST format. Here is the relevance for MBOX Converter software. To Export MBOX to Outlook PST format without losing any data, we require a perfect solution. The above discussed SysTools MBOX to PST Converter tool is a perfect and reliable solution for all users. It easily migrates MBOX files to PST, EML, MSG, NSF and Office 365 account effortlessly in few simple steps.

I am working as the senior system analyst and part time tech blogger

Justin Hansen

I am working as the senior system analyst and part time tech blogger