Sudoku by Playtouch

Fill numbers into a 9x9 grid ensuring each row, column, and 3x3 box contains digits 1 to 9 without repeats. Players rely on logic and deduction to systematically eliminate impossible values and uncover the correct placement for each cell. Puzzle difficulty scales through tighter constraints and more complex number patterns, challenging memory and spatial reasoning. Key Features • Logical deduction grid system • Number entry controls • Progressive puzzle difficulty • Notes for candidate numbers • Classic Sudoku puzzle layout