Sudoku Classic
Solve endless Sudoku boards with three difficulty levels. Fill every row, column, and 3×3 box while avoiding mistakes and chaining levels for bigger scores.
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🔢 Sudoku Classic
Solve endless Sudoku boards with three difficulty levels. Fill every row, column, and 3×3 box while avoiding mistakes and chaining levels for bigger scores.
📖 How to Play
Select an empty cell, then tap numbers 1-9 to place a value. Correct entries give points, mistakes cost lives. Reach 3 mistakes and the run ends. Clear boards quickly for time bonus and continue to the next puzzle.
⭐ Features
- ✓ 100% free — no purchases, no paywalls
- ✓ Plays directly in your browser — no download required
- ✓ Works on desktop, tablet, and mobile
- ✓ Smooth 60fps HTML5 Canvas gameplay
- ✓ Your high scores are saved locally
- ✓ No registration or account needed
❓ Frequently Asked Questions
▶How does scoring work in Sudoku Classic?
Each correct number placement earns points. Completing a full board gives a time bonus based on how fast you solved it. Chain multiple boards in a row for increasing score multipliers.
▶What happens when I make a mistake?
You have 3 lives per run. Each incorrect number costs one life. After 3 mistakes, the game ends. Correct placements are locked in permanently.
▶What difficulty levels are available in Sudoku?
Three levels: Easy (many given numbers), Medium (balanced challenge), and Hard (minimal clues). Each completed board advances to the next puzzle at the same difficulty.
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