Snap Photo Editor - Snap Photo Editor – Collage Maker & Pic Editor created and published by CVInfotech for Android and iOS devices.
Photoscape - high quality photo editing software, that enables you to fix and enhance photos.
A Color Story - The photo app to colourize your life
Pixelmator - Pixelmator is an image-editing application for Mac and iPad.
Acapella from PicPlayPost - Acapella from PicPlayPost developed by Mixcord Inc.
Pixlr - Pixlr® makes it easy to transform everyday images into stunning works of art.