I would like to recommend you an application with large number of downloaders. 30,000+ users downloaded Alien3 latest version on 9Apps for free every week! More features are involved in this new version. This hot app was released on 2016-09-07. And it takes your phone small room to run it.
The screen keypad's size and button size can be customized. Keypad's Y coordinate can to customized. If you want to download game rom, you can press "ROM" button to download many roms, then press "begin" button to select rom . The second time you can press go on button to continue.