Must 21 app for iPhone and iPad

4.0 ( 5200 ratings )

Games Entertainment Puzzle Trivia
Developer: ayase hanamura

Free

Current version: 1.0.0, last update: 7 years ago
First release : 08 Jan 2016
App size: 99.9 Mb

"Must 21" is an intellectually stimulating puzzle game. Players need to merge the numbers get to 21 by using the four basic operations - addition, subtraction, multiplication, and division.
Keep calm and try to play it everyday, it may help you to active your mind, influence your sentiment, and improve your IQ!