This APP is easy use to control a Arduino car via Bluetooth.
1.This APP was only tested on HC-05 Bluetooth and Arduino Nano/Uno board currently.
2.The Arduino code example can be found on my web site or search by google.
Arduino Code: https://gist.github.com/iobear2016/1bc58e2318288bf0a99b51af7b54a910
Example: http://blog.iobear.com/bluetoothcar
3.The main interface contains ENGINE START button, speed controller, car gear, and steering wheel.
4.The command mode is automatic send command when input keys.