Pads / Joystick

• Tincore Keymapper – https://play.google.com/store/apps/details?id=com.tincore.and.keymapper
• Octopus – https://play.google.com/store/apps/details?id=com.chaozhuo.gameassistant
• On-screen Pointer – https://play.google.com/store/apps/details?id=com.jkhddev.mouemu
• USB/BT Joystick Center Gold, Joy2Touch Server
• Mouse&Key 2Touch Gaming
• Joytron Touch Mapping – http://www.joytron.co.kr/board_view.php3?idx=info&f_num=802

Smartphone as controller

• DroidMote – https://www.videomap.it/
• CetusPlay – http://www.cetusplay.com/
• Remote Android TV – https://play.google.com/store/apps/details?id=fr.bouyguestelecom.remote
• Smart iRemote – https://play.google.com/store/apps/details?id=com.rcclient.RemoteIME

Misc

• Android Gamepad Games – http://androidgamepadgames.com/
• USB OTG Helper – https://play.google.com/store/apps/details?id=net.shajul.usbotg