this app provide following contents.
you can enjoy free Rock music. this contents are provide from youtube.
* Queen
* Metallica
* Eagles
* Green day
* AC DC
* Bon Jovi
* Black Sabbath
* Iron Maiden
* No Doubt
* Oasis
* Pearl Jam
* MR BIG
* Judas Priest
* Guns N' Roses
* AeroSmith
* Led Zeppelin
* Motley Crue
* Nirvana
* Kiss