Firefox Nightly for Developers

For Developers - Be the first to test future releases of Firefox

Firefox Nightly is a developmental channel for new Mozilla Firefox releases.

Please note that Firefox Aurora is no longer available and has transitioned to Firefox Nightly. More details here: https://hacks.mozilla.org/2017/04/simplifying-firefox-release-channels/

Download the release version of Firefox here: https://play.google.com/store/apps/details?id=org.mozilla.firefox

Firefox Nightly is designed to showcase the more experimental builds of Firefox. The Nightly channel allows users to experience the newest Firefox innovations in an unstable environment and provide feedback on features and performance to help determine what makes the final release.

Found a bug? Report it at https://mzl.la/android_bugs

Firefox Nightly automatically sends feedback to Mozilla: https://www.mozilla.org/privacy/firefox/#telemetry

Want to know more about the permissions Firefox requests? https://mzl.la/Permissions

See our list of supported devices and latest minimum system requirements at https://www.mozilla.org/firefox/mobile/platforms/

Mozilla marketing: In order to understand the performance of certain Mozilla marketing campaigns, Firefox sends data, including a Google advertising ID, IP address, timestamp, country, language/locale, operating system, app version, to our third party vendor. Learn more by reading our Privacy Notice here: https://www.mozilla.org/privacy/firefox/