Paperoll.io - Print your social photos on a roll
Gudak Cam - Disposable film camera in your iPhone
Prynt - Turn your smartphone into a Polaroid
WhiteAlbum - A disposable camera on your phone, printed & shipped to you
Mixtiles - Mixtiles is a photography application that turns your photos into self-adhesive wall art.
Authenpic - A disposable camera on your phone. No retakes.