Carbon - Create and share beautiful images of your source code.
SUPERIMPOSE X - Superimpose X is the most powerful and intuitive photo-editing application.
RNI Films - Real film filters for iPhone photographers
BeautyPlus - BeautyPlus is a professional level of photo-editing app that makes it easy for you to edit your images as a professional photographer.
infltr - Discover Infinite Filters for every Picture!
XnView MP - XnView is a free software that allows you to view, resize and edit your images. It supports more than 500 different formats!