FaceAware - Image processing with the ability to focus on faces 📸👶
Photofeeler - Choose your profile photos using hard data
smileML - User research powered by emotion recognition
Photo Aesthetics by Everypixel - AI to rate photographs according to their aesthetic value
Age Recognition by Everypixel - AI to detect an age of people on photos
DATEnhance - upload a couple of pictures, and go on to rate others.