This app uses you iOS device to control the color of lights over Bluetooth LE. It is meant to be used with a microcontroller such as an Arduino. Instructions and source code for integrating with your Arduino project are available at https://github.com/kitefaster/LightShow
With this app you can:
Select a single color
Compose a light sequence of multiple colors
Play and pause your light show
Specify the duration that colors are shown for