The Tah Motion app lets you control your PC or Mac with your phone's motion gestures. Swipe between desktops, control iTunes, VLC or Quick Time Player and use it as a controller to advance your Powerpoint or Keynote presentations... it's magical!
This app requires a Tah connected to your computer. Tah is an open source BLE development board that is compatible with the Arduino. Get yours here: http://tah.io/get. For more information, please check out our website.