I'm a developer at a small indie team, Hindarium.
Squish a bunch of invading zombies with a ball using your iPhone's accelerometer. Use tons of gadgets, and decorate your ball with tons of skins. Compete with others on OpenFeint leaderboards, as well as in Game Center. And, of course, enjoy the oddly satisfactory sounds of squished zombies.
Fetch it from subkeys.pgp.net:
or get it here: