jp.ykgeorgeapps.the1touchcalculator
Version: 4.0 and up - Updated: July 4, 2019
My goal was an easy-to-use, simple calculator.The big letters and big buttons make it usable by people of all ages from children to the elderly.Of particular note are the Billion, Million, and Thousand buttons.Using these buttons saves you the trouble of pushing 0 again and again, ...
