Archived App (Last seen on 31 May 2025)
This is an archived listing of the app previously available on the App Store.Although the app is no longer distributed by Apple, you can still view its description, screenshots, version history, ratings, and metadata for reference.
About
■ Brain training speed calculation
This application is a game that answers the computational problems (addition, subtraction, multiplication, division).
It may be possible to expect an increase in calculation speed and activation of the brain.
If you can answer quickly, you will get more points, and you can compete with people all over the world for the points you have collected.
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What's New in Calculation
1.0
January 6, 2022
