Firefox Nightly - Browse & test features
Browse the web with cutting-edge features and updates before anyone else.

- 131.0a1 Version
- 4.3 Score
- 1M+ Downloads
- Free License
- 3+ Content Rating
Caution: Firefox Nightly is an unstable testing and development platform. By default, data is automatically transmitted to Mozilla — as well as occasionally to our partners — from Firefox Nightly to aid in issue resolution and explore new ideas.
Firefox Nightly is updated daily and is meant to showcase experimental versions of Firefox. The Nightly channel allows users to test the latest Firefox innovations in an unstable setting, providing feedback on features and performance to help determine what makes it to the final release.
Features of Firefox Nightly
Frequent Updates: Receives updates twice daily, which means users can access new features quickly.
Telemetry Data: By default, it collects anonymized usage statistics to help improve future versions of Firefox.
Experimental Features: Users can test features that may not make it into the final release, providing valuable feedback to developers.
Mozilla marketing: To track the effectiveness of specific Mozilla marketing campaigns, Firefox transmits data such as a Google advertising ID, IP address, timestamp, country, language/locale, operating system, app version, to our third-party vendor.
Embark on an adventurous journey. Be one of the first to explore forthcoming releases.
- Version131.0a1
- UpdateFeb 03, 2025
- DeveloperMozilla
- CategoryProductivity
- Requires AndroidAndroid 5.0+
- Downloads1M+
- Package Nameorg.mozilla.fenix
- Signature4b424f3b317428d9dcebcc992281412c
- Available on
- ReportFlag as inappropriate
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NameSizeDownload
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100.98 MB
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303.36 MB
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292.98 MB
Simple and stylish interface
Can easily open incognito tabs
Can't get rid of ads