Free for a while but then only $1.99 afterwards
http://www.macrumors.com/2013/01/29...brate-televisions-and-surround-sound-systems/
http://www.theverge.com/2013/1/29/3927728/thx-tune-up-calibration-app-iphone-home-theater
http://www.macrumors.com/2013/01/29...brate-televisions-and-surround-sound-systems/
http://www.theverge.com/2013/1/29/3927728/thx-tune-up-calibration-app-iphone-home-theater