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Initial release.
Classic Sudoku offline & online. Stats, ranks, focus tools. No ads.
Sudoku Simple – Just Numbers is a calm, ad-free Sudoku app built for daily brain training — whether you have two minutes or twenty. Play anywhere. Solve puzzles offline, or sign in to sync progress, stats, and leaderboard scores across devices. CLASSIC SUDOKU, MODERN EXPERIENCE • Four difficulty levels: Easy, Medium, Hard, and Expert • Clean grid with notes, hints, and mistake highlighting • Auto-save — pick up exactly where you left off • Sound and vibration you can turn on or off TRACK YOUR PROGRESS • Solve history with time, stars, and mistakes • Detailed stats and performance overview • Global leaderboards — compete by points and time • Personal bests for every difficulty MORE THAN PUZZLES • Box Breathing guide to relax between games • Focus timer for short mindfulness breaks • Zen news and tips to sharpen your Sudoku skills PLAY YOUR WAY • Continue as Guest — no account needed • Sign in with Google or email to back up progress • Cloud sync with Firebase • Dark mode and multiple languages PRIVACY YOU CAN TRUST • No third-party ads • In-app account deletion • Privacy policy: sudoku.onesttech.com/privacy.html Whether you are new to Sudoku or chasing a new personal best, Sudoku Simple keeps the focus on the puzzle — nothing else.