Some of the features of the app are:
- knock on the device 2x to skip to the next track (like a double click with your mouse)
- to skip to the previous track knock 3x on the device
- to pause the track knock 4x
- adjust knock detection sensitivity
- tap the cover or knock twice for play
- swipe the cover left and right to skip tracks
- swipe up and down for volume control
- choose Playlist, Artists, Albums, Songs, Gernres, Compilations
- shuffle mode
- lock screen with energy saving function
- customize knock actions for 2x,3x and 4x knock
- skip in podcasts and tracks with fast forward/backward
- chose between 90 or 30 sec fast fwd
- chose between 90 or 30 sec back fwd