MBOX File Viewer v18.0

Free MBOX Viewer Tool to View & Open MBOX File with Attachments

User Ratings :   (Average Rating 4.8 Based on 40 Reviews)


mbox File Viewer

Norton Seal windows 10 compatible

SysInfo MBOX file viewer is the best choice to open, view, analyze and read MBOX files without any dependency of any email client. This software is exclusively designed to open healthy as well as corrupt MBOX files. MBOX is the widely used file format which is supported by numerous email clients like Mozila Thunderbird, Entourage, Eudora, Postbox, Apple Mail, PocoMail, Spicebird, The Bat, SeaMonkey, Evolution, Claws Mail, Mulberry, Netscape, Mutt, Opera Mail etc. hence prone to get easily corrupted. This software is very useful and freely available online to view all the mailbox items like Inbox, Outbox, Drafts etc. with their attachments. Download this freeware anytime from anywhere.

  • Open Corrupt, Inaccessible and Damaged MBOX files
  • Supports 20+ email client like Thunderbird, Entourage, Eudora, Postbox, Apple Mail etc.
  • No need of supporting email clients to view MBOX file
  • Open entire mailbox items like Inbox, Outbox, Drafts etc. with their attachments
  • Completely free to download and open MBOX files
  • Options to open Multiple MBOX files in a single go
  • Support Add files, Search, Remove and Remove Files feature
  • Compatible with Windows 10, 8, 7 & below versions

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MBOX Converter

Free Tool to Convert Multiple MBOX Files to PST, MSG, RTF & EML

Click Here

Significant Features of MBOX Viewer Tool

mbox viewer
Open MBOX Data Independently

SysInfo MBOX viewer is an intelligently designed free file viewer that can easily open and view .mbox file formats. This Software does not need any supported email client to open and view MBOX file content like Inbox, Sent Items, Drafts etc.

mbox file viewer
Support 20+ Email Clients

With the help of this portable MBOX file viewer, you can open and view MBOX files which is created by different email clients like Thunderbird, Apple Mail, Netscape PocoMail, Spicebird, The Bat, SeaMonkey etc.

open mbox file
Read Corrupted MBOX Files

SysInfo MBOX Viewer is highly capable that allows you to read and view healthy as well as corrupted MBOX files. Hence if your MBOX files are corrupted, damaged or inaccessible, you can read them easily with the help of this free file viewer.

view mbox file
Open Multiple MBOX Files

Using Free MBOX Viewer, user can access multiple MBOX files at the same time. You just need to click on "Add Files" option to load multiple MBOX files from your system and if you are unable to find the location of MBOX, you can use its "Search" feature for that.

read mbox file
Thorough Scanning

Three types of scanning mode are available in this free MBOX file viewer software: Standard mode-minor corruption, Advanced mode-moderate corruption, and Deep mode-severe corruption to counter any level of corruption so that you can save your valuable time.

mbox viewer tool
Upgrade to PRO Version

This feature is highly useful for those users who wants to save their recovered MBOX files on their system. Using PRO version, you can convert all your MBOX files into Outlook PST, MSG, RTF & EML file formats.

free mbox viewer
Interactive User Interface

Software is embedded with easy to use and interactive user interface which makes it deliver uncomplicated performance for technical as well as newbie user.

mbox viewer
Support Windows OS

This FREE MBOX reader smoothly works on all editions of Windows like 10/8.1/8/7,2008/2012 (32 & 64-bit) XP, Vista, without any interruption.

Online Live Video of MBOX File Viewer Software

The online video given below will help you in understanding the working procedure and how to use all features of the MBOX File Viewer Software. Observe this video tutorial given by the expert team of SysInfoTools, that represent each and every steps file preview process.


Procedural Screenshots of MBOX Viewer Software

Open and view MBOX files independently using free MBOX Viewer software


SysInfoTools MBOX File Viewer is useful in the following situations:

  • Open, view and read MBOX files in more than 20 email clients software
  • It is helpful to view crucial mailbox items from normal as well as severely corrupted MBOX files.

Important Note: A freeware tool which can only be used to open and view your MBOX files. So, in order to save your important information you need to purchase MBOX to PST Converter Tool

Frequently Asked Questions

How to open MBOX file without Thunderbird?
  • Download free MBOX file viewer.
  • Click on Open and then Add files.
  • Select MBOX files
  • Start the Scanning process.
  • Check the preview of MBOX file content
  • Take Exit from software
How is it different from other viewers?

The USP of the SysInfo MBOX file reader is it supports normal as well as corrupted MBOX file.

Does it support any type of MBOX files?

Yes, it is very easy to view and open normal as well as highly corrupted MBOX files.

Can I restore my corrupt MBOX files?

To fulfill this requirement, SysInfoTools offers another remarkable paid MBOX to PST Converter tool which swiftly performs the desired action.

I am using Windows 10, does this software works on it?

Yes, it smoothly functions on all versions of Windows and delivers you impeccable performance.

Do I have to pay for the full version?

No, you just need to download and install it. It is a complete freeware tool.

How to open MBOX file in Outlook or in any other email client software

Functionalities of the software and amazing user interface easily enable even the novice user to open and view MBOX file in any email client software which supports MBOX files, even in your Outlook

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Client Reviews


Superb software to view and open MBOX file without any supported email clients, this MBOX Viewer saves our precious time.

- Daniel Graham, USA

Very interactive GUI because of which anytime I can easily view the contents of my MBOX files. The commendable job was done by SysInfoTools team.

- John Mathew, Sri Lanka

Because of the amazing functionalities of the software, I am able to view multiple MBOX items with accuracy and efficiency.

- Maria Jane, Finland

With just a few clicks and keystrokes it delivers excellent performance. Need to say it is an excellent MBOX file opener tool

- Mikhail Yusov, Russia

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