Mozilla Firefox is a fast, secure and easy to use web browser that offers many advantages over other web browsers, such as the tabbed browsing and the ability to block pop-up windows. It lets you to view Web pages way faster, using less of your computer's memory. Take Firefox with you wherever you go. Synchronize your browsing across multiple devices. Forget clunky URLs - find the sites you love in seconds. Firefox has the most ways to customize your online experience specifically for the way you use the web. It is built with you in mind, so it's easy and instinctive to use even the first time you try it.

How Firefox compares to other browsers
Get all the speed and tools with none of the invasions of privacy. Firefox Browser collects so little data about you, we don't even require your email address to download. That's because unlike other browsers, we have no financial stake in following you around the web.

We block the ad trackers. You explore the internet faster.
Ads are distracting and make web pages load slower while their trackers watch every move you make online. The Firefox Browser blocks most trackers automatically, so there's no need to dig into your security settings.

Firefox is for everyone
Available in over 90 languages, and compatible with Windows, Mac and Linux machines, Firefox works no matter what you're using or where you are. Make sure your operating system is up to date for the best experience.

Latest Firefox features:
Picture-in-Picture
Pop a video out of the browser window so you can stream and multitask.

Expanded Dark Mode
Take it easy on your eyes every time you go online.

An extra layer of protection
DNS over HTTPS (DoH) helps keep internet service providers from selling your data.