Everyone is buzzing about Microsoft's new Age Guessing program that tries to detect your age based on an uploaded photo. We thought it would be super interesting to see how much difference makeup makes to making you look more mature, so we compared some celebs' no-makeup pics to their glam looks and actual age.
For the most part, those 3 numbers were totally different – and some were even way off! The app is a work in progress, after all.
Click through the gallery to see what happened when we ran celebs' makeup-free selfies and red carpet pics through the generator.
Bella Thorne is really 17, and without makeup, the guessing machine got it almost right. Her makeup does make her look more mature, but definitely not 36!