Appsolutely Stupid: Abacus App The Joker June 17, 2015 LOL/SMH/WTF The Abacus App is pretty simple, it’s an abacus in app form. You can choose from 6 different styles. Why would someone want to use an abacus versus a calculator, you ask? No idea. That’s why it made it in this week’s feature for Appsolutely Stupid, you can download it for FREE from the Google Play store. Leave a Reply Cancel Reply You must be logged in to post a comment.