The site is powered by Microsoft Azure's Face APIs that not only recognise features and predict both gender and age. They can also group faces and determine if someone in multiple pictures is the same person. Windows 10 will use facial recognition as a log-in option and the tools that this Azure API offers would certainly come in handy for organizing that personal photo album -- expanding features already available in OneDrive.Try it for yourself here: http://how-old.net
Did I try it? Yes. What did I get? A very generous 32 - I am 43. But I used a bloody good pic.
How about you…?