[app][free]Compass of truth - trick your friends

Hi

You can use this app to trick your friends and family. The app will display a compass/arrow with a text under it. The trick is that the compass/arrow is controlled by a second phone so the victim will not easily figure out why the compass/arrow points at them (or whatever).
So the best is of course to be two persons who tricks a third person. The victim should not see the phone that is controlling the compass.

You need
Two phones! (there is a "offline" mode which, bit it