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Improve your arithmetic and mental arithmetic with addition, subtraction, multiplication, and division operations.
If you do it repeatedly, you will soon become a master of mental arithmetic.
Show off your mental arithmetic skills through competition
** function
* Arithmetic operation (+,-, x, ÷)
* Two-player match mode
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What's New in Number Master
1.1.0(16)
August 4, 2026
What's New (English) — v1.1.0 Wake up your brain in 3 minutes Daily challenge & streak — build a daily habit Async challenge — share a code or QR and compare scores with friends VS mode — play head-to-head on one phone Onboarding for new players Share your results Smoother UI and stability improvements
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