Compare software

Fennec F-DroidIronFox
Free

Free and open source under the Mozilla Public License 2.0.

 Free

Free and open source under the MPL.

Android Android
  • Tracks current Firefox releases closely
  • Proprietary components and telemetry removed
  • Hardened defaults and uBlock Origin built in, with no configuration needed
  • Continues Mull's work under active maintenance
  • Still connects to Mozilla services that can track users
  • Requires Android 8.0 or newer
  • Android only
  • Hardened defaults break some sites until exceptions are made
Downloadable app Downloadable app
Open source Open source
License: MPL-2.0 License: MPL-2.0
No account needed Not stated if an account is needed
Not stated if it works offline Not stated if it works offline

Checked October 1, 2026

Checked September 22, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.