Duotone - Convert any photo to a duotone in seconds
2016bestnine - Your best nine Instagram pics from 2016
Photo + Music = Video - Photo + Music = Video (also known as Video Slideshow Editor) developed by Manas Hive.
Photo Map - High performance Android app to keep track of your photos on the map.
EditedImages - The web's best photoshopped images
Lifecake - A time machine for your child's life