Welcome to the ICON PREDICTION, Finally a very powerful effect that does not need ANY APP, and that works for ANY OPERATIVE SYSTEM.
The spectators move the icons of the phone completely free, the last one presses the button that makes the icons stop moving and boom! absolutely all the icons match the prediction.
The effect is insanely CLEAR, the method is CLEVER, the handling is minimal and very very EASY. This trick is perfect to prepare and carry always ready with you. Whenever they ask you for a trick you can make this miracle impossible even if you do not carry anything with you besides your mobile.