
mbox file viewer

Download from PortableApps.com
Version 1.0.3.58 for Windows, Multilingual
66MB download / 216MB installed
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Runs anywhere (cloud, removable, local) without 'installing'. Use the PortableApps.com Platform for easy installs and automatic updates.
MBox Viewer is a simple but powerful viewer to view mbox files such as Thunderbird Archives, Google mail archives, simple Eml files and Outlook msg files. Features include:
- large file support > 4Gb
- fast parsing of mbox
- quick access to attachments
- preview picture attachments
- export of all attachments
- export of single mail in Eml
- export of all mails to separate Eml files
- print all or multiple selected mails to CSV or Text or HTML or PDF file
- print single mail to Text or HTML or PDF file or to send to PDF printer
- group all related mails as conversations in the summary window
- print related mails/mail group to Text or HTML or PDF or CSV files or send to PDF printer
- open a single or multiple selected mails or group of related mails in external browser
- sort emails by date, from, to, subject and conversation columns
- find user defined text in the message and highlight all occurrences
- search mails by user defined date range and text in the subject, sender, recipient, cc, bcc, message text, attachments text and attachment names
- search for mails that didn't match the search criteria specified by a user
- support for header fields and body text encoded with any Windows supported character sets/page codes
- ability to compose mail list from single or multiple search results and archiving if desired
- ability to set Message Window position to Bottom, Right or Left
- ability to merge/concatenate multiple archive files and remove duplicate mails
- ability to customize the background color of key display panes
- ability to customize the HTML/PDF mail header output
- view raw mail header
- forward mails directly from MBox Viewer
- support for Gmail Labels
- support for Thunderbird exported mail files
- support for multiple languages
- support for file based data configuration in addition to the default Registry based
- ability to configure font size of GUI objects
- support for Outlook .msg mail files
- support for winmail.dat and .ms-tnef attachments and files
Download Details
- Publisher: MBox Viewer Team & PortableApps.com (John T. Haller)
- Date Updated: 2026-03-22
- Date Added: 2026-03-22
- System Requirements: Windows 7, 8, 10, 11
- App License: Freeware (Personal and business use)
- Source: MBox Viewer, PortableApps.com Launcher, PortableApps.com Installer
- SHA256 Hash: 174cc1f582e6c699f453351ade0657d301d0d15fb47634a88c545b4c4cc4f57a
