Record video messages or take pictures to be seen with iPod or sent by email to your friends.
A lot of dynamic and static effects are included with WebcamTweaker: Bump, Glass, Pinch, Black & White, Bloom, Crystallize, Dots, Halftone, Pixel, Pointilize, Thermal, TV, Warhol, XRay, Balls, Christmas, Crazy Heart, Cube, Love, Moving Glass, SpaceWrap, Teapot.
And you can even develop your own effects: WebcamTweaker uses standard Quartz Composer composition.