Think you've got real strength? Then test your punching prowess with Punch-O-Meter ($.99, available here), a surprisingly addictive little game that lets you fight alone or trade punches with a friend without doing any damage. It calculates your punch score based on multiple factors such as speed, strength, and straightness of the punch. You'll get immediate feedback from your punch, a visual meter that shows your numeric score, and one of forty comeback phrases commenting on your ability.