Sudoku is the crossword puzzle of numbers! If you love searching for winning combinations of letters and words you will love Sudoku Cards! Play legitimate, high quality sudoku cards with unique solutions--completely free! New to sudoku? Beginner? Pro? No need to worry! Sudoku Cards has three different difficulties!
-Easy, medium, and hard difficulties
-Real sudoku puzzles with one unique solution
-Undo, redo, and hints
-Easy to use interface
-Saves your game automatically
-Leaderboards and Achievements so you can play against your friends