Sudoku Express

Fill empty grid cells using logical deduction and number placement based on given digits. Each puzzle challenges players with unique nine-by-nine layouts that require tracking possible values in rows, columns, and boxes. Difficulty escalates through increasingly complex numeric patterns and limited hints to test problem-solving skills in this classic sudoku setup. Key Features • Logical number deduction mechanic • Keyboard and mouse input controls • Progressive puzzle difficulty levels • Timed and hint support modes • Traditional nine-by-nine grid format