Aseprite - Aseprite is an art program dedicated to the creation of pixel art.
Disposable Camera App - A roll full of surprises, printed and shipped for $12.99
Pixilart - A drawing app for delightfully retro pixel art
EverChanging: Disposable Memories - Disposable camera app that doesn’t suck.
Pixel Art Studio - A purpose-built drawing tool for pixel artists
Lalalab - Print photos from your iPhone