Step-by-Step Guide to Combine Multiple MBOX Files in Bulk

If you have a large number of MBOX files and want to merge them into one, luckily you are on the right page. Here, we’ll give the simplest method to combine multiple MBOX files in bulk without losing attachments. It is well-known that MBOX mailbox is the file format that can be utilized by various email programs i.e. Mozilla Thunderbird, Apple Mail, Eudora, Netscape, etc. These files contain all mailbox items in a single document. In this blog, we’ll discuss the best and advanced solutions for combining MBOX files into a single one without any issue.
Common Reasons to Combine MBOX Files into One MBOX
- It helps to save time by merging MBOX files and avoids opening and sharing each MBOX file individually, which is a time-consuming process.
- If you want to easily recover the particular email message from different folders then you need to combine them.
- Merging multiple MBOX files in one MBOX makes it easier to manage all your emails in one place and access to the email archive becomes faster.
- If all email messages are contained in a single MBOX file, then looking for the specific emails, attachments or keywords becomes much more efficient.
- If you consolidate all files in one MBOX, then you can easily preserve all your data in a consistent and unbreakable manner without losing data.
- It helps to avoid the file-size limitation because some email file systems have limitations on the number of files that can be uploaded. So, merging various MBOX files in one can help avoid such unwanted restrictions.
Professional Solution to Merge Bulk MBOX Files with Attachments
Download CubexSoft MBOX Merger tool that works on all Windows OS editions i.e. Vista, 10, 11, 8, XP, etc. It is the robust solution to combine multiple MBOX files in bulk without losing attachments. During the process, users can add the MBOX files with the use of dual button options. It supports all MBOX based email client applications i.e. Apple Mail, Eudora, PocoMail, OperaMail, Thunderbird and many more.
During the process, users can check all data before migrating them through the Preview section mode. The software helps to maintain all email headers i.e. cc, bcc, send, receive, to, etc. in the perfect and secured manner. It also gives the Save Log report that helps for future analysis. It allows users to store the resultant file in the desired location path. Its demo version permits combining the first 25 emails from each MBOX into one file. In the end of the merging process, a live progress report including Current file, Time left, Time Consumed, etc. shown on the display.
Some Important Features of the Advanced Software
- It supports all the MBOX based email client applications i.e. Eudora, MS Entourage, Thunderbird, Pocomail, SeaMonkey, etc.
- While combining multiple MBOX in one place, this software keeps all the email data attachments in the secured and intact manner.
- During the process, users can load the MBOX files efficiently with the use of dual options like Select Files/Select Folders.
- It works on all the Windows OS editions like Win 7, 10, 11, Vista, 8.1 and many more.
- Freedom approach to save the resultant file in the desired location path.
- This tool gives advanced functions to combine multiple MBOX files in bulk into one MBOX without any issue.
- It manages all email headers i.e. to, cc, receive/sent date, etc. perfectly while merging two or more MBOX files.
- This software provides the demo version that allows merging the first 25 messages from individual MBOX files into one MBOX file for free.
Simple Steps to Combine MBOX Files into Single MBOX
- Download and run the above-mentioned software and add the MBOX files with the dual button options.

- Check the errors before merging them with the use of Preview mode.

- Select MBOX from the given Select Saving Option and choose the MBOX Merge Files.

- Browse to opt the preferred location path as per your requirement and hit “Convert” to start the process.

- In the end, you are given a new message “Process Completed Successfully” on the screen.

Frequently Asked Questions (FAQS)
Q1: Can this software work on the Windows 11 version?
Ans: Yes, you can easily operate this tool on all Windows OS versions i.e. win 11, XP, 8, 7, etc. for merging the MBOX files in one.
Q2: Can I join multiple MBOX mailboxes in one MBOX file without losing data?
Ans: Install and use this software to easily combine or join various MBOX files into one MBOX file without losing data and attachments. This software has simple functions to merge bulk MBOX files.
Q3: Does this software give the facility to simply combine multiple MBOX files in one?
Ans: Yes, this software has a simple GUI interface to easily combine multiple MBOX files in a single MBOX file without facing any limitations.
Q4: Can I test its advanced features to join various MBOX into one MBOX?
Ans: This tool provides the demo version that allows users to join all required MBOX files in one file without any hidden cost. But it will merge only first 25 emails from each selected MBOX files and merge them into one.
Last Note
In the above section, we’ve discussed various reasons behind to combine multiple MBOX files in bulk at one place. And suggested the professional solution to join, consolidate or merge the MBOX files in one MBOX file without losing data. This software has advanced features that can be utilized by all users with the help of its free trial version.