Develop your logic and train your brain in "Sudoku Guru - Classic Sudoku"! Enjoy Sudoku, solve daily challenges and get trophies for completing tasks. There are 5 different difficulty levels available to you: easy, medium, difficult, expert and guru. Each level is a unique puzzle. Track your progress and challenge yourself with the statistics report. This feature adds a competitive element to the game, motivating you to become a real guru.