This app shows number one after another, and just adds all the numbers.
It shows you the answer while you do the math in your head.
It stimulates "a different side of your brain."
You can switch around the "digit, " "speed, " and "question amount" according to your level.
Don't try too hard.
Let's shake up your brain!
New release in English from ver1.1
No video review.
Write a Review
Be the first to review this app. Write a Review
Ask a question
Users Who uses this app receive you question
Be the first question this app.
+ Connect to community