pyRybka Turn your phone into a virtual aquarium. Uses the phone's built-in accelerometer
Puppy Talk Puppy talk is a voice-altering app that features an animated puppy dog, that repeat what you say in high-pitched squeaky voices in real-time
Slapper With the help of the Slapper app you can wave your phone as its impact mechanism to reproduce the appearance of (sound) strike various objects: a hand, a frying pan with a lash, fire extinguisher, a bat, iron, etc
Talking Cat Talking Cat is 3D animated cat that talks and repeat what you say
Candle Touch Light a candle in your device. It's just like burning a real candle!