Picture Pile app for iPhone and iPad
4.8 (
2128 ratings )
Photo & Video
Games
Puzzle
Card
Developer: Tobias Sturn
Free
Current version: 2.87, last update: 2 months agoFirst release : 11 Oct 2015
App size: 72.43 Mb
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.