(report link) mTrax for Windows: Slow Downer, Looper, Speed Trainer: Slow down your songs, audio exercises and favorite riffs with mTrax and reach your musical goals faster!
(report link) DrummaTicks: Master the Beat with a Metronome on Steroids!: Why just TicTacTacTacTic when you could also speed train and easily create your own drum patterns?
'Banjo head' 8 min
'TB-3' 1 hr