★★★★★
Average rating on the App Store. Apple doesn't publish how many ratings each star has.
This app isn't in any of our charts yet.
Some bug fixes.
Sort Picture Piles to help science tackle the big problems for humanity! All data collected is completely open and can be freely used by everyone! www.picturepile.org *** Disclaimer*** Apple is not a sponsor, nor is it involved in any way with the Picture Pile competitions.