PastBook - PastBook is an online service that allows you to create your own beautiful photobooks and share them with friends and family.
CaptionBot by Microsoft - Analyzing and describing images by a bot
Timehop - Your digital life history
Instagram Caption Writer - Write nice formatted Instagram captions.
My Year - Create your own review of your year in minutes
WTF is that? - Send any picture and it will tell you what it is!