How Do I Convert an MBOX File to MSG Format?

Bhawna Barwal | email conversion file conversion software technology | 4 minutes read | Last updated on May 22nd, 2025,

Do you know how do I convert an MBOX file to MSG format? Or are you trying to move bulk MBOX message to MSG online? So you can surely get help from this blog as i am going to discuss with you the best possible solutions. Firstly let’s have a look at brief information on MBOX and MSG file formats.

Difference between MBOX and MSG

MBOX and MSG file formats are quite different from each other. As MBOX file enables to hold several email messages. And MSG files can only contain one single email. Also, MBOX format is supportable by so many email clients (Thunderbird, OperaMail, SeaMonkey, Apple Mail, etc.), while on the other side, MSG can only be accessible with Microsoft Outlook email client. If you transfer your bulk MBOX message to MSG online then you can access your MBOX email messages in Outlook email client.

Hello, I am Stephen Drake, I have an urgent requirement of a direct method to convert MBOX files to MSG files. Manual method does not seem practical for transferring bulk MBOX email messages to MSG files. Also, my Thunderbird email client is not working properly and I do not know how to repair corrupt Thunderbird profile. That is why I am looking for a straight forward method to convert my MBOX files to MSG files. Thanks.

How Do I Convert an MBOX File to MSG Format Manually?

Users can convert MBOX files to MSG format by manual method. However, it is an indirect method and does not make batch conversion possible in one time:

  1. Open Thunderbird email client.
  2. Import MBOX files into Mozilla Thunderbird via ImportExportTools add-ons feature.
  3. Using “Export” option export email to EML format.
  4. Now open Outlook email client.
  5. Now drag the EML file into your mailbox.
  6. Save each email file as MSG file type in Outlook.

Direct Method to Convert MBOX to MSG in Batch

BitData Migration MBOX Converter – This method is a direct method to convert MBOX to MSG. And it also makes feasible to convert huge MBOX emails to MSG files at once. It is not mandatory to take support from email clients Thunderbird and Outlook to convert MBOX files into MSG format. Also, it is very simple in use, its GUI interface is simple yet attractive. The software does not make unnecessary limitations like on size of file. This software is workable on Windows and Mac Operating Systems. And users have option to utilize free demo functionality which makes 25 MBOX email messages conversion to MSG files free of cost. Now let’s see the working procedure of MBOX to MSG Converter below.

How Do I Convert an MBOX File to MSG Format in Bulk Directly?

Follow the simple steps and instructions to convert various MBOX files to MSG files:

Step1: Install and run MBOX to MSG Converter on your Windows OS device.

Step2: Now upload MBOX data into software press Add files then using Select Files and Select Folder options.

Step3: Click on files and preview the details of selected email message.

Step4: Now go with Export option and choose MSG saving option.

Step5: Then you can use file naming options and apply filters as per preferences.

Step6: Lastly choose saving path and hit the Convert button.

Read more:

Can I Transfer MBOX to Office 365

How do i migrate MBOX to Gmail/GSuite

How to convert MBOX files to PST files

Features and Benefits of MBOX to MSG Converter Tool

  • MBOX to MSG Tool is an efficient method to convert bulk MBOX data to MSG files at one click without any data loss.
  • It is easy to proceed with selective conversion of email messages to MSG from MBOX.
  • The software is well capable to convert all MBOX’s variants like MBS, MBX, MBOXO, etc.
  • It is allowed to analyse all selected email messages via preview option. 
  • Users can utilize the software with no technical skill.
  • MBOX files exported from any platform (Thunderbird, Apple Mail, SeaMonkey, OperaMail, Eudora, Mailbird, Netscape, etc.) can be convertible to MSG.
  • And, it is not all mandatory to install any email client which support MBOX format.
  • While conversion from MBOX to MSG all details of MBOX remain the same.
  • The software provides log-report that holds complete information of the conversion.
  • Run on Windows and Mac Operating Systems.

Frequently Asked Questions

Is there any free demo option to convert MBOX to MSG?

Answer: Yes, for this you can install free demo version of MBOX to MSG Tool, that allows free conversion of 25 email messages from selective MBOX to MSG files free of cost.

Can I run this MBOX to MSG App without Thunderbird?

Answer: Yes, this tool runs without demanding external support from any email client.

Ending Note

By reading this blog, It has been cleared how do I convert an MBOX file to MSG format with correct method. The suggested MBOX to MSG Tool is the best choice for users, as it saves users from manual method. It is elaborated above how technical manual method is. While transferring MBOX files to MSG manually users can lose their data. Also, manual method demands extra efforts and time if you want to move bulk MBOX message to MSG online. So, it is a wise move to go with safe and secure MBOX to MSG Tool to convert MBOX files to MSG files.