Download Fennec F-Droid Application Fennec F-Droid, also known as "Fennec," is the version of Mozilla Firefox for Android that is available on the F-Droid repository. F-Droid is an installable catalogue of free and open-source software (FOSS) for the Android platform. The name "Fennec" is a code name for Firefox Mobile, which is Mozilla's web browser designed for mobile devices. from Direct link