Hi all,
I would like to introduce a new app for Android devices to remote control Arduino via Bluetooth: Arduino Remote LITE
It supports Button Mode, Gamepad Mode and Voice Command Mode
Please have a try and give us your feedback so that we can improve this app to be best suit for you.
https://play.google.com/store/apps/details?id=it.hieund.arduino_remote_lite
Thank you very much.