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How to play
Fill the 9×9 grid using the numbers 1 through 9.
- Every row must contain each digit 1–9 exactly once.
- Every column must contain each digit 1–9 exactly once.
- Every 3×3 box must contain each digit 1–9 exactly once.
- Click a cell to select it, then click a number or press a key (1–9). Press Backspace to clear.
- Use the Pencil tool to add candidate notes to a cell. Toggle pencil mode and tap numbers to add or remove candidates.
- The puzzle is automatically saved as you play. You can leave and come back to finish later.
- Press Check when you think you're done. Your time is locked in only when the puzzle is correctly solved.
Difficulty rotation
- Mon · Tue: Easy
- Wed · Thu: Medium
- Fri · Sat: Hard
- Sun: Expert
Solved
Brilliant!
You solved today's puzzle in