Mozilla Foundation Downloads

Firefox 27

27.0.1 download

Surf the Web, block pop-ups, and keep spyware at bay with this lean

Firefox 28

28.0 download

Surf the Web, block pop-ups, and keep spyware at bay with this lean

Firefox 29

29.0.1 download

Now with a new look, super speed and more awesomeness than ever!

Firefox 3.6

129.0 download

Surf the Web, block pop-ups, and keep spyware at bay with this lean

Firefox 30

30.0 download

Now with a new look, super speed and more awesomeness than ever!

Firefox 31

31.0 download

Now with a new look, super speed and more awesomeness than ever!

Firefox 4

128.0 / 129.0b1 Beta download

Fast, secure, and customizable web browser for enhanced online privacy.

Firefox 5

5.0.1 download

Now with a new look, super speed and more awesomeness than ever!

Firefox 6

6.0.2 download

Now with a new look, super speed and more awesomeness than ever

Firefox 64bit x64

127.0.2 download

64-bit Firefox is now operational under 64-bit Windows

Firefox 7

7.0.1 download

Surf the Web, block pop-ups, and keep spyware at bay with this lean

Firefox 8

8.0.1 download

Now with a new look, super speed and more awesomeness than ever!

Firefox 9

9.0.1 download

Now with a new look, super speed and more awesomeness than ever!

Firefox for Android

127.0 download

Firefox for Mobile is Mozilla's mobile web browser

Firefox for iOS

127.0 download

Firefox for Mobile is Mozilla's mobile web browser

Firefox for Mac OS X

127.0.2 download

Firefox for Mobile is Mozilla's mobile web browser

Thunderbird

115.12.2 download

Thunderbird is a free email application that's easy to set up and customize

Thunderbird for Mac

115.12.2 download

A powerful and streamlined e-mail management application