Coin in Phone Magic 2.2
the author of this app says:
See demo video: www.sandroids.com
A magic trick you can perform with a phone, a coin and a marker.
New: Coins for HK, DK
A coin is marked by a spectator, and appears to go below the phone glass. Initially the coin is stuck, but then it can be dragged under the glass, and then visually slides out of the phone.