CommonDivisor

CommonDivisor Summary

CommonDivisor is a mobile iOS app in Education by Katsuhiko Yao. Released in Jun 2025 (9 months ago). Store metadata: updated Jan 30, 2026.

Store info: Last updated on App Store on Jan 30, 2026 .


1.59★

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App Description

A simple math game for kids who struggle with reducing fractions.

Find common divisors among 9 numbers and keep dividing.
The rules are easy, but the learning is deep.
Players naturally understand why fractions can be simplified.

• Build intuition for common divisors
• Improve fraction skills through repetition
• Learn by playing, not memorizing

Perfect for home practice, classrooms, and family play.