Google Photos - All your photos are backed up safely, organized and labeled automatically, so you can find them fast, and share them how you like.
Little Card Editor - creates & tweets cards a picture w text overlay
Cleanz - Simple and beautiful way to clean up your photo library
Placid - Use Placid to auto-generate images, videos & PDFs from reusable templates
PhotoCopyThis - PhotoCopyThis is a simple yet powerful application that allows you to copy and share text from an image within a few clicks.
Manual Camera for iPhone - Custom exposure for your iPhone camera