Official
Automatically blocks a variety of common web trackers without requiring any configuration.
Effortlessly erases your browsing history, including passwords, cookies, and trackers.
Removes trackers and ads, which may reduce data usage and speed up page loading times.
Mozilla believes that everyone should have control over their online experience. This commitment has been at the core of their mission since 1998.
Browse as if no one is watching with Firefox Klar. This new browser automatically blocks numerous online trackers from the moment you launch it until you leave. With a simple interface, you can easily erase your history, passwords, and cookies, ensuring you won’t be followed by unwanted ads.
Unlike standard "private browsing" modes offered by most browsers, Firefox Klar provides a more comprehensive and user-friendly approach to privacy. It's always free and continuously on your side, supported by Mozilla, the nonprofit organization dedicated to advocating for your rights on the web.