TUAW's Daily App: Hipstamatic
The app is currently US$1.99, and developers Synthetic Corp have added a few different "hipstapaks" for in-app purchase, which will update the various options available for cameras, flashes, and lenses. Give it a shot if you do lots of photography with your iPhone, and appreciate the retro.
Hipstamatic isn't a new app, but it is worth a look if you've never seen it before. It replicates the look and feel (and functionality) of...