•Joy Of Improv™, authored by Dave Frank with Professor John Amaral, is the best-selling music improv course from the number one publisher Hal Leonard.
• The US School Of Music JOI Accelerator™ Series is the legendary secret JoyOfImprov bootcamp pacer for building instrumental chops and vocabulary for music improvisation, now available here for iPhone and iPad.
• Each US School of Music JoyOfImprov Accelerator™ App sequences a JOI lesson in its entirety in all keys and tempos, slow to fast.
• Works with iPhone and iPad alone. Also compatible soon with all MIDI synths using interfaces such as Line6 MiDI Mobilizer and iConnect MIDI.