Calm Sudoku · 静心数独
iOS app by Yishu Gu. Games · Yishu Gu
- Store rating
- 0 / 5
- Store rating count
- 0
- Download price
- Free to download
- In-app purchases
- Unknown
- Version
- 1.2.2
- Listing last refreshed
- 2026-09-16
View the original store listing
Store description excerpt
Calm Sudoku is a quiet, ad-free sudoku app built for everyday focus and unwinding. It is comfortable for first-time solvers, longtime sudoku fans, and anyone who wants a cleaner, easier-to-read puzzle experience. No ads. Not now, not later. The free experience is calm by design. WHAT'S INSIDE • Daily Puzzle: one fresh sudoku every day • Four difficulty levels: Easy, Medium, Hard, and Expert with Premium • Smart hints: see the logic, not just the answer • Notes mode: pencil in candidates with one tap • Auto-save: leave and continue any puzzle later • Personal stats: best times, streaks, and weekly activity • Localized interface in 35 supported languages • Large, readable numbers with calm color themes • Offline play: puzzles and progress stay on your device DESIGNED FOR COMFORT Calm Sudoku is made to be readable in low light, gentle on the eyes, and forgiving when you tap the wrong cell. The board uses generous spacing, clear contrast, and large digits so you can focus on the puzzle instead of the interface. CALM SUDOKU PREMIUM A one-time, no-subscription unlock adds: • Expert difficulty • 2,000+ additional puzzles • Unlimited hints • Advanced statistics Premium is a single purchase. No subscription. No auto-renewal. PRIVACY Calm Sudoku does not collect, store, or transmit personal data. No account, no analytics, no tracking. Progress stays on your device. Questions or feedback? Email team.emitu@gmail.com.
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