Amazon Rekognition is a service that enables you to add image analysis to your applications. With Rekognition, you can detect objects, scenes, and faces in images.
In a recent project I worked on, I chose Parse as the backend for our game. About halfway through a 16 month development process, Parse announced that it would close down, and that we would have until January 2017 to switch off of their platform. The hunt for a new solution begun.