Sudoku Free

Embark on a captivating journey through Japan by mastering sudoku puzzles. Challenge your logic and attentiveness across levels ranging from simple to expert, each offering a unique mental workout. Dive into this enthralling puzzle adventure and sharpen your skills with every grid you conquer.

The playing field is a 9×9 square,
divided into smaller squares with a side of 3 cells.
Thus, the entire playing field consists of 81 cells.
At the beginning of the game, they already contain some numbers (from 1 to 9), called hints.
The player is required to fill in the empty cells with numbers from 1 to 9 so that in each row, in each column, and in each
small 3×3 square, each number appears only once.