Virtuoso Piano Free 3 funktioniert nicht

With it's unprecedented sound quality, Virtuoso Piano 3 is the perfect free piano to learn the basics of music or just having fun.  Be the maestro with Virtuoso Piano 3, the most amazing instrument for iPhone, iPod touch and iPad.  Virtuoso, the world's most popular Multi-Touch piano ever, is back with amazing new features.  Built upon the critically acclaimed app, it's the most beautiful sounding piano you've ever seen. And it's still free.  Learn and play the piano anytime and anywhere.  Play wirelessly from your device to your Apple TV and AirPlay-enabled speakers and share you masterpiece with friends and family.  Hard taps are louder and soft taps are softer.  Easy as a toy, accurate as a professional instrument.  The sound is not just quieter, but actually softer.  You won't believe how expressive your songs will be.  Introducing TrueVelocity 2.  Now four pianos included: a classic concert, a broken pub piano, an electric piano and an old radio piano. *Please note that playback through AirPlay has a second delay and not realtime.