Twinkle is a game for iPad which uses the accelerometer (or swipe gesture, depending on device capability) to move the princess back and forth accross the screen in an attempt to catch and collect the falling stars. Each level requires the acquisition of a different number of stars to proceed in the game. This application makes use of the accelerometer, swipe gesture, core animation, and the programatic construction of views and buttons.

https://itunes.apple.com/us/app/starnite/id639481030?ls=1&mt=8