So you are looking to control your ArduPilot-based drone to your smartphone or tablet? The Bluetooth Telemetry Bridge has you covered. It is a portable gadget that lets you use your tablet or smartphone as a ground station for ArduPilot drones.
The bridge is compatible with 3DR (433 and 915MHz) and RFD900 radios. It is compatible with DroidPlanner & Andropilot.