Regular readers will know we’re big fans of iPhone music game Tap Tap Revenge. Well, the sequel has just been released on the App Store. Tap Tap Revenge 2 has better graphics, new gameplay modes, and more than 150 songs to download for free. Tapulous has label deals with the likes of INgrooves, DashGo, Vagrant Records, Primary Wave, Quango, 10th Street Entertainment, Photofinish Records, and Downtown Music – although notably no majors yet, in contrast to the original Tap Tap Revenge.We’ve been flicking through the available catalogue, and most of them are unknown artists – but the likes of Death Cab for Cutie, The Crystal Method and Nine Inch Nails are also included at launch, with The Crystal Method actually debuting a track from their new album which isn’t out for several months.”We’re excited to be premiering one of the tracks from our new album Divided by Night through Tap Tap Revenge,” say The Crystal Method in a quote on Tapulous blog. “We’re both loyal iPhone users and appreciate how the rise of apps and games like Tap Tap Revenge has created new ways for people to interact with our musicThe game is free and funded by ads, and includes new connected features too, such as a Challenge system to take on friends. You can download it by clicking on this link to fire up iTunes.