Ion Audio iCade review. Classic Game Room reviews the iCADE arcade joystick and cabinet for the iPad! Ion Audio iCade works with your iPad to bring arcade style gaming with real arcade controls into supported iPad games like Atari's Greatest Hits collection, Air Attack HD and Frogger 30th Anniversary Edition. Available at ThinkGeek.com, the iCade connects to your iPad with BlueTooth (so there aren't any wires) and has a good joystick and eight buttons.