Clean. No ads, no subscription, no data collection now or ever.
Just pure Sudoku.
Coming soon.
Everything you need, nothing you don't
From Easy to Hard, with puzzles calibrated using solving techniques that increase in difficulty with each level.
Clean, modern interface with dark mode support. Celebration confetti when you complete a puzzle.
Note-taking mode, mistake highlighting, matching number highlighting and hints for when you're really stuck.
Toggle the timer, mistake counter, difficulty badge, and more. Play your way.
Built-in timer to track how long each puzzle takes. Challenge yourself to beat your best times.
No internet connection required. Play anywhere, anytime, without needing Wi-Fi or cellular data.
Three difficulty levels using real Sudoku solving techniques
Kirei Sudoku collects zero data. No analytics, no tracking, no account required. Everything stays on your device. Period.
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