Store your songs as metronomes and create on-the-go playlists for your gigs.
Some useful tips:
• + on the navigation bar lets you add new songs
• + in the tableview adds a song in the playlist, and a tap on the number will remove the song from the playlist
• Tap once to start a metronome
• Tap once with two fingers in the playlist to start all metronomes
• Swipe down in playlist to close it
• You have to remove a song from the playlist before you can delete it