Thunderbird Viewer Software

A direct solution to access Thunderbird profile emails from windows-based computers. With a direct process access Thunderbird Mail files MBOX/MSF and EML files. Without Thunderbird or any other email client easily open Thunder mail files safely.

  • Provides a clear preview of emails with complete information.
  • Auto-Load all Thunderbird Profile Mail files/folders in a single click.
  • Allows users to Manually choosing Thunderbird mail folders location.
  • Supports all Thunderbird mail files- MSF/ MBOX/ EML and others.
  • Compatible with all Editions of Windows OS (including latest Win 11).
Free MBOX Viewer software

Free Thunderbird Viewer Software - Advanced Features

Free Thunderbird Viewer Software

Instant Fast Software Delivery via Email

30 days return policy

  • The most reliable solution to access Thunderbird Mail files without any other application dependency.
  • Access all Thunderbird Email files including- MBOX/ MSF/ EML and other mail files.
  • Open Email files of all Thunderbird mail folders- MOZMSGS, WDSEML, SBD, Maildir, and others.
  • Provides three different options for importing Thunderbird mail files and folders from the user's drive.
  • Has Thunderbird profile auto-detection function to load all Thunderbird mail folders in one click.
  • Shows clear preview of Thunderbird Profile emails with complete information on a separate window.
  • Thunderbird mail files of any size, Thunderbird Viewer tool opens for users without any problem.
  • Shows all details of Thunderbird Emails including- attachments, date, message, from, subject, etc.
  • Provides Thunderbird email preview without making any changes or modifications in source files.
  • A clear & easily operable interface enable users to access the software without any prior knowledge.
  • Software supports all Windows O/S editions including- Win11, 10, 8.1, 8, 7, XP, Vista, and others.
Free Download  Buy Pro Edition  Software Working

(Note:- Get Pro/ Pro Plus Edition to Export Thunderbird emails into 15+ conversion & cloud options.)

Free Thunderbird Viewer Software - All Features

Advanced Solution to Read Thunderbird Mail Files

Most powerful solution for opening Thunderbird mail files without Mozilla Thunderbird dependency. On Windows based computer get clear preview of emails from Thunderbird mail files.

Easily read emails from all Thunderbird mail files like- EML, MBOX, MSF and others. Inside the software get preview of emails in their original form with all related information- TO, BCC, CC, Size, Subject, Message, attachments, etc.

Read More >> How to Open/ View Thunderbird Files?

free Thunderbird viewer software
view thunderbird emails

Open all Thunderbird mail files

Thunderbird will make you able to open and access email from all Thunderbird mail files. From Thunderbird emails files like- EML, MBOX, MSF, and other file types users can view emails. From all files type software provides preview of emails with no errors.

thunderbird mail folders view

Access all Thunderbird mail folders

Easily load all mail folders from Thunderbird default storage location. From mail folders like- MOZMSGS, WDSEML, SBD, Maildir and other folders, users can add emails. From all selected Thunderbird mail folders users can view emails with ease.

auto-load thunderbird profile

Auto-Load Complete Thunderbird profile

For users ease in loading mail files, users get a Thunderbird profile location auto-detection option. This option enables users to automatically load all mail folders of Thunderbird profile in one click. With a single click, the software auto-detects and selects Thunderbird default storage location from their drive and load all profile data into the software.

select and add thunderbird folders

Manually select Thunderbird folder/ file

The software provides different options for adding Thunderbird Mail files manually: -

  • Select MBOX File: - Select and add a MBOX file from local drive manually.
  • Select MBOX Folder: - Add a Folder having thunderbird mail files/MBOX files.
Thunderbird single email preview

Email preview on separate window

With Thunderbird viewer tool users also gets the facility to view each Thunderbird Email to separate screen. From the software click twice on each email after adding all Thunderbird mail files and view each on separate screen.

Thunderbird emails view in original form

View Emails in their Original Form

All email items from Thunderbird mail files users can view inside the software. Thunderbird will show emails in their original folders with all their linked information including- attachments, date, size, message, from, subject, and other properties.

open large thunderbird mail files files

Access Thunderbird mail file of any size

For viewing email add Thunderbird mail files into the software without facing any size restrictions problems. All smaller to larger any sized Thunderbird mail files users can import into the software and view data from it easily.

open email files without thunderbird

Open Emails without Mozilla Thunderbird

Directly open Thunderbird mail files and view them without requirement of Mozilla Thunderbird. Into the software load all mail files of Thunderbird profile and view emails from its without getting a single bit of changes in email structure.

Graphical user interface

Simple and Reliable Graphical Interface

Thunderbird viewer tool has an interface that is accessible by all type of users including- technical and non-technical. Without any prior technical knowledge users can safely operate this software to view emails from Thunderbird mail files.

windows compatible

Compatible with all Windows Editions

Free Thunderbird mail viewer is designed for windows-based machine. All users can use it for accessing Thunderbird mail files on every Windows OS edition. Easily users can run the software on Windows 11, 10, 8.1, 8, 7, XP, and others.

Thunderbird Viewer Free & Pro Editions - Comparison

Software Features Free Thunderbird Viewer Thunderbird Viewer Pro Thunderbird Viewer Pro Plus
Access/ View Thunderbird Emails
Auto-Load Thunderbird mail folders
Manually Select Thunderbird File/ Folder
Preview TB Emails on Seprate Screen
Email Preview with Header detail
View TB Emails with Attachment
Convert Thunderbird Emails into Different format
Upload Thunderbird Emails to Cloud Apps
Download Now BuyNow ($59) BuyNow ($79)

Software Specification

Trial Limitations

Free Thunderbird Viewer tool to view thunderbird emails on windows without email client requirement.

Software Info


Supported App

MS Outlook all editions (upto 2021)

Personal, Corporate, Technician

Language Supported
English, German, Italian, French, Spanish

System Requirements

Intel® Pentium Class

Operating System

Hard Disk Space
50 MB of free hard disk space

Minimum 512 MB is required

Software Delivery


Delivery by E-mail

Supported Windows OS

Works with all windows O/S editions 11, 10, 8.1, 8, 7, XP, Vista, & below editions

Frequently Asked Questions (FAQ)

  • Download and install the eSoftTools Thunderbird Viewer Tool on Windows machine.
  • Launch the software and press the Add File/folder button for adding Thunderbird files.
  • Next chose your desired option for adding Thunderbird mail files from the options: -
    • Select MBOX File: - Add a thunderbird MBOX/MSF file manually at one time.
    • Select MBOX Folder: - Select folder having multiple Thunderbird mail files.
    • Auto-Load Thunderbird Profile: - Automatically load all Thunderbird mail files/folders.
  • After making selection of file adding options press the "Next" button.
  • Inside the software extract & load all selected Thunderbird mail folders/ files.
  • Click on each Thunderbird email and get its clear preview with all relevant information.

    (Like- To, bcc, cc, size, subject, message, attachments, images, hyperlink, etc).

Note: Double-click on each Thunderbird email & view it on a separate window.

Free Thunderbird Viewer

See the complete process to view Thunderbird mail files, by visiting here- How to Open/ View Thunderbird Mail Files?.

Yes, with ease users can access emails from Thunderbird compatible file like- EML, MBOX, MSF, Thunderbird mail files without extension, etc.
Yes, simply users can add emails from all Thunderbird directory like- SBD, MOZMSGS, WDSEML, Maildir, and other.
Using auto-detection function, users can load all Thunderbird profile mail folders at once. Automatically, the software detects Thunderbird storage location and load all mail folders.
Yes, users can manually add Thunderbird mail files and folders from their local drive with ease. By selecting the Select MBOX File, and Select MBOX Folder option users can perform this task.
Thunderbird viewer tool provides a separate option called single Email preview. Users just need to click twice on each email to get its preview on separate window.
Yes, the supports showing Thunderbird emails with all relevant information like- Email attachments, date, message, to, from, subject, etc.
Yes, Thunderbird Mail files of all sizes users can easily open using this tool with no restrictions.
Software comes with a friendly Graphical interface for non-technical as well as technical user's ease. Anyone can operate this tool to view Thunderbird mails without any prior knowledge.
This Thunderbird Viewer software is developed for Windows OS based computers. Easily users can install and run this software on all Windows O/S edition like- Win 11, 10, 8.1, 8, XP, Vista, and others.

Free Thunderbird Viewer allows users view emails from Thunderbird mail files free of cost. Apart from this, by upgrading to Pro or Pro Plus edition users gets several more advanced features.

Thunderbird Viewer pro can convert mail files into 10+ file types and with pro plus edition get the power for migrating Thunderbird Emails to different cloud mail apps.

Client Most Valuable Review's

(Rated 5 Star)
For the past six months, I have been viewing emails from MBOX files using this MBOX viewer software. It opens MBOX files and shows a preview of the emails with ease. With no changes made, this tool displays every email from an MBOX file in its original format.
[ Josephine Cox ]  [ United States ]
(Rated 5 Star)
I have opened several MBOX files of various email clients through this software. This utility opens all MBOX files without displaying any errors. Additionally, opening emails from MBOX files is really simple with the help of this utility.
[ Kevin Pfeffer ]  [ United Kingdom ]
(Rated 5 Star)
I have utilized the Pro edition of this software which helped me to convert MBOX files. I can now convert several MBOX files at once thanks to it. I got the finest conversion results when I converted my MBOX files to PST, EMLX, and NSF files. All users should try this tool.
[ Joe Palmatier ]  [ Switzerland ]
(Rated 5 Star)
I got it on the advice of a friend, and I have been using this software for a very long time. This is a fantastic tool for seeing emails straight out of MBOX files. It does not require any extra software or email client to display all of the contents from MBOX files.
[ David Nance ]  [ Spain ]
(Rated 5 Star)
I got this software a year ago and also bought a license for the Pro Plus edition. This is the quickest method I have found for opening MBOX files and reading emails from it. Additionally, I have used it to transfer emails from MBOX files to several cloud mail applications. Thanks, eSoftTools, for providing this amazing tool.
[ William Webster ]  [ South Africa ]