Leica M10 Monochrom - Monochromatic camera with purpose-built black & white sensor
Priime - Edit photos with the styles of the world's top photographers. Smart suggestions, fast editing, and inspiring collections.
RNI Films - Real film filters for iPhone photographers
Nizo - A better iPhone camera for shooting film
Impossible I-1 Instant Camera - Take real polaroid photos with your iPhone
VSCO Cam - VSCO Cam is an iPhone, iPod Touch, & Android camera app w/ elegant, minimal processing options.