CollageMo - Easily create beautiful real life wall collages
Flickr - image and video hosting website
A Color Story - The photo app to colourize your life
Imgur - Imgur is a free and simple image hosting service with image editing feature. Signup is optional.
Shrub - Draw with your camera.
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.