iPhone App : CameraBag

Here's an interest app for iPhone users:

CameraBag is a set of filters for your iPhone camera, projecting images that emulate classic camera styles.

The "cameras" included in CameraBag:

-"Helga" - A square-format toy camera feel with washed-out highlights and old-school vignetting.
-"1974" - This is your father's camera. Faded, tinted, and hip.
-"Lolo" - Shoot from the hip and take life as it comes with vibrant, colorful shots.
-"Cinema" - Dramatic, moody, wide-screen stills from the movie of your life.
-"1962" - Dynamic black and whites from the photojournalists of a bygone era.
-"Ansel" - Smooth gradation from black to white.
-"Infrared" - Simulation of the popular landscape photography technique.

http://www.nevercenter.com/camerabag/

Perfect for the lightly-packed photo enthusiast.