TwentyOne app for iPhone and iPad

4.8 ( 8128 ratings )

Games Education Educational Puzzle
Developer: Jordan Smith

Free

Current version: 1.0.1, last update: 7 years ago
First release : 09 Jan 2016
App size: 15.92 Mb

Do you find counting to 21 easy? Do you think you can count with someone else up to 21? How about restricting you to up to 3 numbers at a time with an aim of not being the one counting 21?

Why not give TwentyOne a try, with two levels of difficulty, how far can you count before it gets too much for you?