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How to Convert EML File to MBOX File Format?

Selena ~ Modified: 24-Feb-2022 ~ Email Management, EML File Management ~ 4 Minutes Reading

If you are searching for a way to convert EML files to MBOX files. Then you are on the right page!

Today’s blog post will cover the topic of converting EML files to MBOX files. We have discussed two solutions to export EML files using Thunderbird and an automatic solution. Users can access EML files from any email client that supports EML files, such as Mozilla Thunderbird, Windows Live Mail, and so on. As a result, MBOX files are easily open by a wide range of email clients, including Apple Mail, Thunderbird, and Seamonkey.

Users Query

I have approx. 20k Thunderbird exported eml files, and I would like to convert EML files into MBOX files for use in a variety of email clients. Kindly suggest a product that is capable of converting EML files to MBOX in bulk mode, as I would like to save time and effort.

Before we start the conversion we know about EML and MBOX file


An MBOX file is a mailbox that includes various email files, and it is a type of file that is commonly used. It supported many email clients such as Mozilla Thunderbird, Apple Mail, and many more.

EML File

EML messages are saved in a plain text format. There is information about the message’s content and the sender and recipient including the date and time.

Convert EML File to MBOX by using a Professional Method

Syskare EML converter Tool is the best and all-in-one solution to export EML files to MBOX format in batch. By using this tool, users can easily convert EML files into multiple file formats. With this tool, users can save time and effort. Users of all technical and non-technical backgrounds will be able to convert email messages from the EML to the MBOX format.

What are the highlights of the Tool?

  • It supports many email clients services such as Yahoo, Gmail, office 365, Outlook.com, Thunderbird, Maildir, and OLM, etc.
  • This tool is simple to use for both technical and non-technical users.
  • It allows users to convert single or multiple EML/EMLX files at once.
  • You can save and convert EML file into several multiple file formats such as PDF, MSG, PST, TXT, MBOX, DOC, HTML and so on.
  • This tool works with all the latest and previous Windows OS versions. For instance, Windows 10, 8, 8.1, 7, Vista, XP without any difficulties and limitations.

Let’s start the conversion

  • Firstly, download the software on you system.

    Download Now

  • Secondly, you will see a dual option on your software panel; choose one of the options from the Select Files/Select Folders.

    choose files/folders option

  • Thirdly, choose folder which you want to export EML to MBOX format.
    select EML file to MBOX format
  • Chose the MBOX file format from among the more than 30 available file formats.
    choose MBOX format
  • Select the desire location and hit on the convert button.
    select path to convert EML to MBOX
  • Kindly wait while the process of import EML to MBOX format is completed.

    COnversion complete

Note: After this conversion, you will have an MBOX file on your computer. You can open the resulting MBOX file in a variety of applications, including Windows, Thunderbird, Apple Mail, Seamonkey, and Eudora Mail.


Finally, we talked about the Best EML to MBOX Converter Tool that is currently available on the market. It makes it possible for users to work more efficiently by converting EML files to MBOX format and importing them into Microsoft Outlook. Using the tool, you can also perform batch conversion of EML files into the following file formats: PDF, PST, MBOX, and MSG all in one operation. Using this tool is highly recommended if you want to convert without taking any risks with your money and time. We hope that readers will not experience any difficulties as a result of what they have learned from this post.

By Selena

As a technical content writer, I am well aware of the challenges users face when interacting with various technologies. As a result, I enjoy assisting users who face various technological challenges through my blogs and articles.

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