Challenge yourself daily and climb from Unranked to Legend! Smart hints, streak tracking, and adaptive difficulty make every puzzle perfect for your skill level.
ADAPTIVE DIFFICULTY SYSTEM
Our algorithm analyzes your recent games to recommend the perfect challenge:
- Time efficiency tracking
- Accuracy monitoring
- Independence scoring (fewer hints = higher skill)
- Always in your flow zone - never too easy, never too hard
CLIMB THE RANKS
Start as Unranked. Become a Legend.
- 6 competitive ranks with real progression
- Earn up to +50 points per perfect game
- Every move matters - mistakes cost points
- Can you reach the elite Legend rank?
NEVER MISS A DAY
Daily Challenge streak system:
- New puzzle every day at midnight
- Build streaks: 7, 30, 100+ days
- Compete with your personal best times
- Streak protection alerts keep you on track
SMART FEATURES
- Educational Hints: Learn WHY a number fits, not just what
- Notes Mode: Track candidate numbers like a pro
- Unlimited Undo: Experiment without fear
- Real-time Feedback: Optional mistake highlighting
FREE TO PLAY
- 100% free core gameplay
- 3 hints per game included
- No paywalls blocking puzzles
- Play offline anytime
PRIVACY-FIRST
- Transparent consent on first launch
- GDPR and CCPA compliant
- No data selling - ever
- Your data, your choice
TRACK YOUR PROGRESS
- Complete game history
- Personal bests per difficulty
- Skill improvement trends
- Rank progression visualization
Perfect for puzzle enthusiasts, casual players building habits, and competitive solvers climbing ranks.
Start your Sudoku journey today!
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Made with care by puzzle lovers
No ads in menus - No data selling - Just great Sudoku
Support: support@bloombyte.dev
Privacy: sudokan.bloombyte.dev/legal/en/privacy
Terms: sudokan.bloombyte.dev/legal/en/terms