GymPlayer
- Publisher: 冠兰 姜
- Genre: Health & Fitness
- Released: 25 Mar, 2013
- Size: 975.4 KB
- Price: FREE!
- App Store Info
Description
Choose songs from library and set a speed, and then put your iPhone in your pocket, the music playback speed will change depending on the speed of your running.(Supports playing music in background)