Firefox Nightly
DownloadApp details
- Version
- 156.0
- Updated
- 03.10.2026
- Category
- Tools
- Compatibility
- Android 12+
- Package name
org.mozilla.fenix- Developer
- Mozilla
- Source
- Official Google Play page
Firefox Nightly is the premier testing and development platform for the Firefox browser, designed for users who want to experience the very latest innovations in web browsing. This APK version is updated daily, providing early access to experimental builds that showcase the future direction of the Mozilla browser. By downloading Firefox Nightly, you are participating in a dynamic environment where new features are tested before they reach the stable release channel.
This allows you to explore cutting-edge capabilities and provide valuable feedback on performance and functionality. As an unstable pre-release version, Firefox Nightly is ideal for tech enthusiasts and developers who enjoy exploring new tools and reporting bugs. The app automatically sends data to Mozilla and sometimes its partners to help improve problem handling and refine new ideas.
Users can report issues directly through Bugzilla, contributing to the quality of the final Firefox release. This continuous cycle of testing and feedback ensures that the browser evolves rapidly, incorporating user insights into its core development process. Firefox has been a free, non-profit browser since 2004, created to offer a faster, more private, and highly customizable alternative to other web browsers.
Unlike many competitors, Mozilla is not owned by any billionaires, allowing it to focus on making the internet better for everyone.
How to install the app
- Check the version, Android compatibility, developer and source in the app details block.
- Open the Downloads tab and use the official source or an available catalog link.
- Before installing, review app permissions and use only sources you trust.
Frequently asked questions
Is Firefox Nightly stable for daily use?
Firefox Nightly is an unstable testing platform designed for early adopters. It receives daily updates and may contain bugs, making it ideal for testing new features rather than stable daily browsing.
How often is Firefox Nightly updated?
The Firefox Nightly channel is updated every single day. This ensures that users have immediate access to the newest experimental builds and features being developed by the Mozilla team.
What data does Firefox Nightly send to Mozilla?
By default, Firefox Nightly automatically sends data to Mozilla and sometimes its partners. This data helps improve problem handling, performance, and the testing of new ideas for future releases.
How can I report a bug in Firefox Nightly?
Users can report bugs directly to the Mozilla team via Bugzilla. Simply visit the Firefox Fenix bug reporting page to submit details about any issues you encounter during your testing.
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