Fast for good.

With 2x the speed, built-in privacy protection and Mozilla behind it, the new Firefox is fast for good.

Your system may not meet the requirements for Firefox, but you can try one of these versions:

Your system doesn't meet the requirements to run Firefox.

Your system doesn't meet the requirements to run Firefox.

Please follow these instructions to install Firefox.

Firefox Privacy Notice

We make the internet safer, healthier and faster for good.

Mozilla is the not-for-profit behind Firefox, the original alternative browser. We create products and policy to keep the internet in service of people, not profits.

Our impact

Working to keep the Internet healthy, open and accessible to all, we teach web literacy, provide tools and advocate on behalf of every individual who values the Internet as a global public resource.

Our innovations

Using the web as the platform, we build open, innovative technologies that allow developers to work free of closed, corporate ecosystems and create faster, safer web experiences for us all.