Unlimited and free Sudokus! Three different difficulties and many settings! This Sudoku app allows you to play unlimited Sudokus. The fun game trains your brain and your ability to think logically. Sudoku is a logic-based number-placement puzzle. The goal is to fill a 9x9 grid so that each row, column and block contains all digits from 1 to 9. Sudoku: - Unlimited games: An algorithm creates unique sudokus, so you get a new one each try! - Three difficulties: Beginner, intermediate and expert