improve your skills with sudoku classic the most popular number puzzle game for players who like to exercise their brain sudoku classic for your smartphone or tablet is completely free and easy to learn.
object of the game is to fill the 9x9 grid with numbers. each column row and 3x3 block can contain the numbers 1 to 9 only once.

select your level of difficulty and choose between two input options for a comfortable game experience. all grids are generated randomly for hours of fun

features
classic elegant design with a simple and user friendly interface
optimized for both landscape and portrait mode
two different input options cell first or number first
free 39 hint 39 mode fills in a correct number
daily challenge mode
four levels of difficulty for all types of players from beginners to experts
endless random puzzles with unique solutions
helpful statistics to keep track of your game progress
game saves unfinished levels automatically
highlight system for selected numbers
easy controls double tap to remove numbers from cells