Olli by Tinrocket - iOS camera app that creates beautiful animation and drawings
EditedImages - The web's best photoshopped images
Photomosh - Turn anything into a vaporwave
Waterlogue - Magically turn your photos into watercolor paintings.
Photo + Music = Video - Photo + Music = Video (also known as Video Slideshow Editor) developed by Manas Hive.
RNI Films - Real film filters for iPhone photographers