Sudoku Mudoku is a mind game where user has to fill 9*9 squares and each square will contain unique numbers from one to nine. Also user need to be careful that each particular row and column must also contain the unique numbers from one to nine. In this way each row, column and square will have unique one to nine numbers. There are possibilities to rest to new game at any time or can check the fill ups while playing the game. Relax and keep the mind active!