This is a list of notable applications (apps) that run on the Android platform which meet guidelines for free software and open-source software. Advertisement blocking Web browsers Office Suites and synchronisation Communication Privacy/security focused Emulators Games General Health Multimedia Navigation Reading Science and education Security System and utilities Notes See also List of free and open-source software packages List of volunteer computing projects List of grid computing projects List of citizen science projects List of open-source mobile phones List of open-source hardware projects Free Software Directory List of open-source hardware Replicant (operating system) LineageOS Guardian Project References External links There are a number of third-party maintained lists of open-source Android applications, including: Android Open Source resources and software database F-Droid Repository of free and open-source Android software PRISM Break – curated list of security focused open-source alternatives to mitigate some threats of PRISM, XKeyscore and Tempora. Droid-Break – curated list of general purpose open-source alternatives. Inspired by PRISM-break. Free Software Directory – community-maintained directory of Free and Open-source software Android applications Android applications Google lists Lists of mobile apps