Backline - backing tracks for musicians!

Backline is the ultimate backing tracks app for any musician Super fun and easy to use, ability to adjust each instrument volume to your taste, awesome music, and much much more - Easy to use and FUN - 25 Awesome free backing tracks- Rock, blues, country, dance, pop widest range of genres- Metronome and count-in features- High quality pitch shift- Adjust the tempo- Mute or adjust the volume for any instrument