ControlAir is a great way to control your media applications touch-free, not only when they are in front of you, but also when they are in the background, while you are engaged with a different app. To enjoy the touch-free control, you should face the camera of your device between 1 to 5 feet.
ControlAir supports the following apps:
Updated on Jan 31 2016
Note: Now requires OS X 10.10 or later.