Every day a new Sudoku in 4 difficulty levels. With an archive of several months. Solve according to the sudoku rules: a number (from 1-9) can only be used once in every row, column or 3x3 box. Click once on the numpad to enter a candidate, click twice to enter a solution and click for the third time to remove a number from the cell.
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Current rating: 4.4 out of 724 votes.
This game has been played 775.236 times.