Open Camera - Open Camera is an open-source camera app for Android phones and tablets.
Priime - Edit photos with the styles of the world's top photographers. Smart suggestions, fast editing, and inspiring collections.
Camera FV-5 - Camera FV-5 is a professional camera application for mobile devices, that puts DSLR-like manual...
Nizo - A better iPhone camera for shooting film
AiryCam - Look good in every photo
VSCO Cam - VSCO Cam is an iPhone, iPod Touch, & Android camera app w/ elegant, minimal processing options.