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Mozilla Firefox, Portable Edition

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your browser, your way... in your pocket™

Mozilla Firefox®, Portable Edition is the popular Mozilla Firefox web browser bundled with a PortableApps.com Launcher as a portable app, so you can take your bookmarks, extensions and saved passwords with you.

Download Mozilla Firefox, Portable Edition

Version 31.0 for Windows, English
31MB download / 77MB installed (Details)

[ Other Languages]

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Mozilla Firefox, Portable Edition works best with the PortableApps.com Platform

Also Available: Mozilla Firefox ESR, Portable Edition 24.x and Mozilla Firefox, Portable Edition Beta


portable_firefox_small.pngMozilla Firefox is a fast, full-featured web browser that's easy to use. It has lots of great features including popup-blocking, tabbed-browsing, integrated search, improved privacy features, automatic updating and more. Plus, thanks to the PortableApps.com launcher bundled in the Mozilla Firefox, Portable Edition, it leaves no personal information behind on the machine you run it on, so you can take your favorite browser along with all your favorite bookmarks and extensions with you wherever you go. Learn more about Mozilla Firefox...


osi_certified.pngFor help getting Firefox Portable up and running, visit Firefox Portable Support:

There's also a list of Frequently Asked Questions and a Support Forum. Note that Firefox's Crash Reporter is not portable and is disabled by default. If you accidentally enabled it and it comes up, choose to exit, not restart.

Download Details

  • Publisher: PortableApps.com (John T. Haller) and Mozilla
  • Date updated: 2014-07-22
  • System Requirements: Windows XP/Vista/7/8, Wine on Linux/UNIX
  • License: Free / Open Source (Launcher: GPL, Firefox: MPL/GPL/LPGL under Mozilla EULA)
  • Source Code: Launcher (included), Firefox
  • MD5 Hash: ed4a3c56dbf125ddeb5424cef955c7f7
  • Downloads: over 40 million


Many thanks to Gerard Balagué (mai9), tracon, FlashBanG and all the folks participating in the mozillaZine forum thread for their ideas, suggestions and support. Although the Firefox Portable launcher no longer uses any of their code, their past contributions helped get the app where it is today.

Mozilla®, Firefox® and the Firefox logo are registered trademarks of the Mozilla Foundation and are used under license.