John GBA is GBA emulator for android 4.1+. This app does not work without your own game files. Please try John GBA lite before purchasing. John GBA can take over John GBA Lite data. This app will not be actively updated in the future. John GBAC of the successor app have been released. https://play.google.com/store/apps/details?id=com.johnemulators.johngbac Features - Original GBA engine - Cheats (Raw/GameShark/CodeBreaker) - High quality rendering - Search game files in SDCard & Internal Storage - Virtual On-screen keypad - Zipped file support - Save States (with previews) - Customizable keys - Turbo buttons - Screenshot - Fast forward / Slow down (x0.25 - x16) - Bluetooth / MOGA controller support - Dropbox support (requires John DataSync) - No ADs - No internet connection Hardware requirements -CPU: 1.0GHz Dual-core -RAM: 1GB