Sudoku Classic

Sudoku (also called Number Place) is a logic-based, combinatorial number-placement puzzle. The objective is to fill a 9x9 grid with digits so that each column, each row, and each of the nine 3x3 sub-grids that compose the grid contains all of the digits from 1 to 9. Features: ● 4 difficulty levels ● Notes ● Hints ● Undo unlimited ● Show Mistakes HOW TO PLAY: Place numbers 1 through 9 in empty cells. Each row, column and square(3x3) needs to be filled with numbers 1 through 9, without repeating any numbers within the row, column or square(3x3) When whole sudoku puzzle cells filled with solution without any errors, Puzzle solved!! Choose your favorite input mode : Number first or cell first to play easy sudoku. Have fun!