Spider in phone is a scary prank which pretends that awful spider walks on your phone's screen! Run scary spiders and give phone to a friend! Suddenly spider will appear and everyone will be terrified! You can set the time when black widow will go from one side of the screen to another.
If your friend is afraid of tarantulas - it's the best app to scare him. Just set up the time delay and wait for a friend's reaction! Kill the creature before he do a spider's web on your phone!