How to Combine MBOX Files Into One

In today’s blog, I will introduce the best method on how to combine MBOX files. Since it is difficult to manage multiple mailboxes, most of the users want to merge MBOX files into a single one. Here you will learn all the steps to merge multiple MBOX files.

Instant Solution: If you have multiple MBOX files and want to merge them into a single file, you must download Yota MBOX Converter Wizard for Windows. This utility let you merge two or multiple MBOX files into one without installing any external application.

Free Download

MBOX is a well-known email format that is widely used by several email clients. Some of them are Mozilla Thunderbird, Entourage, Eudora, Postbox, Pocomail, Opera Mail, etc. An MBOX is a mailbox file that contains all mailbox items in one file.

In applications like Mozilla Thunderbird, users can configure a large number of email accounts. However, if you have a large number of accounts and emails available, you will need to merge MBOX files into one file in order to get the emails properly.

Why do Users Need to Combine MBOX Files?

  • Users can manage multiple MBOX files into one archive file.
  • Merged files can also be used with other mail clients such as MS Outlook.
  • To increase the process of finding a specific email from different folders or accounts, you need to combine them.
  • By consolidating all email messages into one folder, you can remove all duplicate emails or data and free up storage space.

These are some possible reasons to merge multiple MBOX files into a single one.

Best Possible Solution to Merge MBOX Files Together

Yota Mailbox converter is the best and most effective solution to combine MBOX files into one. It enables the user to merge two MBOX files as well as several MBOX files in a single file. With this tool, you can add or consolidate MBOX files of all supported applications like Thunderbird, Mac Mail, Eudora, Google Takeout, etc.

The software also provides an auto-detection feature that automatically detects the default configured profile of MBOX-supported email applications. Moreover, if you don’t have MBOX based email client installed, you can easily or directly add an MBOX file from the system.

It is capable enough to merge MBOX files of any size without any loss of single information. The tool is well compatible with all editions of MS Windows such as Windows 11 and below. It does not support any external application to merge multiple MBOX files into one.

Steps to Combine MBOX Files into Single One are as follows;

Step 1. Run the tool and click Open >> Email data Files >> select MBOX files.

merge mbox files

Step 2. Preview emails and click the Export tab then select the MBOX file format.

select mbox

Step 3. Browse the location to store merged files and hit on Save button.

combine mbox files

Done. This is the successful way to merge two MBOX files or multiple files into a single one. After completion of the merge process, you can access the merged files from the selected location on your PC.

Moreover, the software offers multiple useful features that make this task easier for you. In the next section, I will discuss some of the main key features of the tool.

Benefits and Features of MBOX File Conversion Tool

Add File or Folder: The software will help you to combine MBOX files easily. It offers you two modes to add files: select file or select folder. If you want to merge multiple MBOX files into one, you can select the folder and the software will merge them into a single file.

Merge Selective Emails: The tool does not force you to merge MBOX files that are not required. It gives you the freedom to select the emails you need and merge them. This way you can save time and disk space.

Save Merged File: It gives you the option to save merged MBOX files to the desired location. Yes, you can click the Browse button and choose the location where you want to save the resulting file on your PC.

Very Simple GUI: With this tool, any kind of person who has technical knowledge or not can easily combine MBOX files. The simple and easy-to-understand interface will help any beginner access and merge multiple MBOX files easily.

Standalone Tool: This is a completely standalone program that does not require any external software to merge MBOX files. It is capable of merging two MBOX files into one without any additional application.

Want to Try the Tool For Free?

If you want to try the software for free, then you can download its demo version. It supports merging 10 items for free. This is the best way to check the overall performance and features of the software before making any investment.

Free Download


If you are also looking for a solution to combine MBOX files for professional mailbox management. Then here we have discussed the best and most successful way to merge MBOX files. With the help of the recommended tool, you can also repair MBOX files and merge multiple MBOX files into one.

Mailbox Converter