How to Save Large MBOX File as CSV File?

MBOX files are commonly used by many email client applications such as Thunderbird, Apple Mail, Eudora, and others to store email messages. While MBOX is a flexible and generally compatible format, there may be situations when you need to convert your email data to CSV format. Especially when you need to analyze email information in a spreadsheet program such as Microsoft Excel or Google Sheets.

In this write-up, we are going to explain how to save large MBOX files as CSV files without facing any kind of problem. So, keep reading the blog if you are one of them looking to do so.

Why Convert MBOX to CSV Format?

There are many reasons why users need to save MBOX files to CSV. Some of them include:

• Data Analysis: CSV files are really useful for analyzing email metadata such as sender, recipient, date, subject, etc.
• Migration to Other Platform: If you need to migrate email data to another system or database, CSV files are widely compatible with file formats.
• Archiving: Saving MBOX email data to CSV format helps you create structured archives that are easy to access and manage.
• Simplify the Export and Sharing: CSV files are a very lightweight format and are widely supported. You can easily export and share CSV files with others.

How to Save Large MBOX File as CSV File?

To save large MBOX files to CSV format, you will need a good and reliable MBOX to CSV converter tool. There are a lot of paid and free solutions available on the internet that can help you perform this kind of conversion. Some popular options include:

1. 4n6 MBOX Converter: It is a professional, fast, reliable and easy software to convert MBOX files to popular email files (EML, MBOX, PST), document files (PDF, HTML, TEXT, CSV), email services (Gmail, Office 365, IMAP) and email clients (Thunderbird). With this software, you can convert multiple or selective MBOX files along with attachments and headers on Windows computer.
2. Online Software: Online software is a good option if you don't want to use professional software, but it has its limitations. Online software only allows you to convert one file at a time. Also, there may be privacy concerns as you have to upload your MBOX files to the server.
3. Thunderbird with Add-Ons: Manual method is another good option to convert MBOX file to CSV file but it is a very time-consuming process. Saving large MBOX files to CSV file required a supporting program and a lot of technical expertise.

You can save large MBOX file as CSV file using any of the methods. But considering the limitations of manual and online methods, we recommend using professional third-party software for accurate and reliable results.

Step-by-Step Detailed Guide to Convert Large MBOX File into CSV

• Step 1: Download and Install the Software

Firstly, free download the software on your Windows computer, install it properly, and run it. ?

Note: The free demo version of MBOX to CSV Converter allows you to convert only a few MBOX files. For unlimited conversion, purchase the licensed version.

• Step 2: Click the Open Button

Now click on the Open button to start the process and the drop-down list will appear.

• Step 3: Choose MBOX Files or Folders

From the given list, select Email Data Files, MBOX Files and browse your large MBOX file into the software panel.

• Step 4: Loaded MBOX Files

This software quickly loads all the selected MBOX files in the left panel.

• Step 5: Preview MBOX Files

The application allows you to preview the large MBOX file before converting it to CSV format.

• Step 6: Click the Export Button

Now, click the Export button and from the given saving options list, choose CSV format.

• Step 7: Select MBOX File

You will see all the MBOX files in the left panel. Check the large MBOX file or files are that you need to convert to CSV.

• Step 8: Choose Output Location

Choose the location where you need to get the resultant CSV file.

• Step 9: Enable Filters

Enable the required filters, such as Open folder after export, skip greyed out folders, create empty folders, delete old folders, include email headers, attachment details, and create single file for all folders.

• Step 10: Click the Save Button

Finally, click Save to start converting MBOX to CSV file. This conversion process will only take a few moments.

That’s it. This is how you can save large MBOX file as CSV file.

Questions and Answers

Question 1: What are the tips for handling large MBOX files?

• Ensure the Sufficient Disk Space: Large files take up a lot of space, so always make sure your system has enough storage space.
• Use Batch Conversion: If you need to convert multiple large MBOX files, we always recommend choosing a method that supports bulk conversion.
• Break Down Large MBOX File: If the MBOX file is very large in size, consider splitting the MBOX files into multiple files.
• Backup Your File: Regardless of which method you use, it is always recommended to back up your files before converting to avoid data loss.

Question 2: How to manually save MBOX file as CSV?

Follow the below steps to manually save MBOX as CSV:

• Open your large MBOX file in any Text Editor such as Notepad++, Sublime Text, etc.
• Extract the relevant email data from your MBOX file such as "From," "To," "Subject," and "Date."
• Organize your data into columns in a spreadsheet program like Excel.
• Save your file as CSV file by selecting the Save As button and choose CSV.

We have mentioned only the basic steps. You need to follow the detailed instructions for each step to perform the conversion process properly.

Question 3: Is there any direct way to convert large MBOX file into CSV without supportive application?

The only way to convert files directly without a supporting program is to use third-party software.

Question 4: What type of data do I need to extract from MBOX file for manual conversion to CSV format?

The following data must be extracted:

• Sender (From)
• Recipient (To)
• Subject
• Date
• Body content (optional)

Conclusion

Saving large MBOX file as CSV file is a simple process if you have the right method and proper steps. Saving your MBOX email data to CSV file will give you several benefits which we have explained above in the content.

Hopefully you find this information useful. Feel free to share it.