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What changed · US
Listing changes AppTracker has observed for this app in this storefront — new versions, price moves, rating shifts, and store copy.
Aug 26, 2026
New version
1.14 → 1.16
Minor corrections and adjustments.
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About
Do mental arithmetic for 1 minute every day to train your brain. It also helps the child learn the calculations.
What's new · 1.16
Minor corrections and adjustments.
Details
DeveloperHirokazu Uno
ReleasedJun 2021
UpdatedMay 2025
Version1.16
Size50 MB
RequiresiOS 13.0 or later
Age rating4+
LanguagesEnglish, Japanese
PriceFree
Categories
Bundle IDcom.pag3dev.MentalArithmetic