Firefox for Android
Web browser
Firefox for Android is a web browser developed by Mozilla for Android smartphones and tablet computers. As with its desktop version, it uses the Gecko layout engine, and supports features such as synchronization with Firefox Sync, and add-ons. Wikipedia
Initial release date: March 29, 2011
Developer(s): Mozilla Foundation and its contributors; Mozilla Corporation
Operating system: Android 5.0 and above
Written in: Kotlin, JavaScript and others; including C++ and Rust because of its rendering engine