SysTools MBOX Compress Tool

Specially Designed Tool to Compress and Compact Large-size MBOX Files

(Average Rating 4.1 Based on 481 Reviews)

mbox compress wizard





  • Compress MBOX, MBX, MBS and MBOX (without extension) files.
  • Compact large-sized MBOX files without any problem.
  • Dual mode to upload files: Add File & Add Folder.
  • Option to save removed attachments in specific folder.
  • Reduce the size of MBOX, MBX, & MBS by removing attachments.
  • Software generates a unique CSV report after data compression.
  • Option to remove attachments from file but save them on your desktop.
  • Reduce MBOX file size by removing attachments as per selected file type.
  • Provides another feature for compressing MBOX as per specific file size.
  • Provides a Search File option to search files in all disks.
  • Date Range Filter help compress emails under a specific timestamp.
  • Runs on Windows 11(64-bit), Windows 10, 8.1, 7 & below versions.

Free Live Demo - SysTools MBOX Compress Fully Secured Download Version

Note : - SysTools MBOX Compress tool can be used to remove attachments from MBOX files & save them to the local drive, thus reducing the size of the MBOX file. But if you want to extract multiple attachments from MBOX file & keep them intact with the data file, then the MBOX Attachment Extractor tool is the best option.

select filters for attachments

Compress MBOX File via Size & Type

The MBOX Compress Tool provides users with multiple advanced filters. Two such filters are File Type & File Size. Using these filters, you can remove, compress, save, and extract MBOX attachments based on their file type and size. Here is a quick glance at both of these advanced filters.

  • File Type: This filter facilitates users to compress, extract, save, remove attachments on the basis of file extensions. Users simply have to enter the preferred file extension and the utility will do its job accordingly.
  • File Size: This is another amazing filter that also removes, saves, extracts, compresses MBOX attachments on the basis of file size. Users can define a specific size of their preference i.e. “upto” or “more than”. The size range goes from 1 KB to 100 MB.

MBOX Compress - Core Features

Compress, Compact & Reduce MBOX File Size Efficiently

Compress MBOX, MBS, and MBX Files

This splendid MBOX Compress Tool compresses MBOX (with/without extension), MBS, and MBX files without any issues. This tool provides several advanced filters as well as features that help accomplish the task without any sort of hindrances at all. Users can reduce MBOX file size regardless of its type and variant.

Search Files on System Disks

This MBOX Compress software lets you search your MBOX files on your system disks if you are not aware of the exact location of the files you want to compress. With this tool, you can search for a selected disk or all the disks on your system according to your needs.

Remove & Save Attachments

With this option, you can remove attachments from mbox file and save them in a local folder. As a result, the size of the MBOX file will be significantly reduced while the attachments remain preserved in a separate folder.

Remove Attachments

MBOX Compress software provides an option to remove attachments present in MBOX files, which will result in compression of file size. This option will permanently remove attachments from MBOX file, and the unnecessary data will no longer be present in the file.

Supports All MBOX Email Clients

This software supports all kinds of MBOX file regardless of their origin. Whether its from email clients (Thunderbird, Apple Mail, etc.), web-based services (backup tools, Gmail, etc.) or different operating systems (Windows, Mac, Linux, etc.), it compacts the MBOX file without any hassle.

Windows-Based Application

One can compress MBOX file on all Windows platform using this tool. It is specially designed to work on all the latest Windows OS such as Windows 11 (64-bit), Windows 10, 8.1, 8, 7 as well as Windows server 2022, 2019, 2016, 2012 R2, 2008, etc.

Filters to Compress MBOX File

This astonishing MBOX Compress Tool allows users to selectively compact MBOX files without any issues. You can apply advanced filters like the date range, file type, and file size filter to compress MBOX files as per specific attributes.

Generates Export Reports

After the completion of the compression process, the user gets export reports. One can download and save these reports in CSV format and store them for the future. If you have compressed multiple MBOX files then, you get separate reports for each one where you can see the process stats for yourself.

MBOX Compress Software – System Requirements

Free Download Trial Version to Significantly Reduce File Size

Software Download

Size : 14.7 MB

Version : 3.0

MD5 : 3faa035dec936c3f830d2893ece22e46

Trial Limitations

The trial version of MBOX Compress Wizard only compresses 15 items per folder of each MBOX / MBS / MBX files.

System Specifications

Hard Disk Space
100 MB of free hard disk space required

4 GB of RAM

Intel® CoreTM 2 Duo CPU E4600 @ 2.40GHz 2.39GHz

Operating System

Windows 11 (64 bit), Windows 10, 8, 7 (32 bit or 64 bit) & Windows Server 2022, 2019, 2016, 2012 R2, 2008

Application Pre-requisites

Microsoft .NET framework 4.5 or above should be installed.

If you are using Windows 11 (64 bit), Windows 10, 8, 7 (32 bit or 64 bit) & Windows Server 2022, 2019, 2016, 2012 R2, 2008, then please launch the tool as "Run as Administrator".


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Electronic Delivery

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Request For Software Customization

If you need to customize the software to compress MBOX files or need additional features then, Request Quote

MBOX Compressor Wizard – Feature Comparison

Get an overview of trial version and full licensed version

Features DEMO Version FULL Version
Add MBOX / MBS / MBX files & Folder
Add MBOX (without extension) Files
Remove Attachments from MBOX Files
Date-Range Filters
File Size & Type Filters
Search for MBOX Files
Runs on Windows OS
Compress MBOX Files First 15 Items
Cost FREE $49

Frequently Asked Questions

Listed Commonly Asked Questions and Answers

How to use this software to compress MBOX files?

Quick Simple Steps to Compress MBOX File:

  • Install the MBOX Compress utility on your system.
  • Add your MBOX files by either 'Add File' or 'Add Folder'.
  • Choose the MBOX files from the list of added files.
  • Utilize the provided filters according to your requirements.
  • Click on the 'Next' button to start the process.

Yes, you can. This MBOX Compress software supports compacting MBOX files in bulk without any problems.

No, the software does not delete any emails while compressing your MBOX file. It reduces MBOX file size by removing the attachments. And even that is done as per your preferences.

Not at all, this utility does not impose any sort of file size restrictions on user MBOX files. One can add and reduce MBOX file size without any concerns using this utility.

Yes, by using the MBOX compress tool, you can remove attachments from MBOX files without the need for an email client.

Absolutely not! This MBOX Compressor preserves and maintains 100% data originality of user data throughout the compression process.

The SysTools MBOX Compact Tool supports Windows 11, 10, 8.1, 8, 7 as well as Windows Server 2012, 2016, 2019, and above.

SysTools MBOX Compact Wizard Verified Purchase Reviews

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