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From Alex Codrington:
Control gravity with a swipe of your finger.Grav is a physics based game where you use the force of gravity to naviagte unique game worlds in order to pop as many bubbles as you can.FEATURES: 50 levels spanning 5 unique Worlds Physics based gameplay Simple "one-touch" controls Earn up to 5 Stars for completing levels with skill Unlock special Abilities such as Time Freeze and Half Damage by earning Stars Optimized Rentina Display graphics SHAKE to pause Openfeint and Game Center Achievements and LeaderboardsCONTROLS:- Swipe your finger in the direction you want gravity to travel- Tap with one finger to stop gravity- Tap with two fingers to activate your ability