For anyone interested in using their iDevice as a DJ controller, this $45 DJ app is going free for the next few days courtesy of Red Bull: Get DJ Player Free For A Limited Period Digital DJ Tips
iTunes link: https://itunes.apple.com/us/app/dj-player/id339810085?mt=8&at=10l3Vy
iTunes link: https://itunes.apple.com/us/app/dj-player/id339810085?mt=8&at=10l3Vy