Firefox is the highly popular free web browser that more than 500 million people worldwide are using to surf and interact with the Internet. Firefox is available for Linux, Mac, Windows, handheld devices, and in more than 70 different languages. … Firefox is well known for being the most customizable web browser.

What is Firefox used for?

Mozilla Firefox or simply Firefox, is a free and open-source web browser developed by the Mozilla Foundation and its subsidiary, the Mozilla Corporation. Firefox uses the Gecko rendering engine to display web pages.

Is Firefox better on Linux?

Chromium is faster in Windows and much slower under Linux, whilst Firefox is faster under Linux and uses a third to half the memory of Chrome/Chromium. However Running Opera on both Windows and Linux is faster than both using more memory than Firefox but less then Chrome. ” … Chromium is in every distribution’s repo.