Savant Mental Calendar Download from App Store

Savant Mental Calendar app for iPhone and iPad


4.7 ( 2267 ratings )
Entertainment Education
Developer: Donald Kosatka
1.99 USD
Current version: 1.0, last update: 7 years ago
First release : 03 Aug 2015
App size: 54.17 Mb

This app trains the user how to rapidly figure out the day of the week of any date after 100 A.D. in their head without the use of pens, paper, calculators or calendars.