ControlBar is a utility for your music player. With ControlBar you can add additional controls such as; like, seek forward and back, change shuffle and repeat mode, change playlists and volume. These controls can be accessed directly from your lock screen so you quickly select them. In the ControlBar app you can customize which controls show up, and the appearance for your controls. ControlBar is a must-have for any music lover. Note:  ControlBar only works with Apple Music or Spotify. Some actions may require an Apple Music subscription or Spotify Premium.