Tic-Tac Sudoku

Sudoku you like you want to play anywhere and anytime sudoku Tic tac is your game.

Choose option-help or no help:
For beginners who want to start playing sudoku, you can help (image # 3).

-Different levels of difficulty: easy, normal and hard.

Autosave-option gives us the ability to return to where we left our sudoku.

The objective is to fill a 9×9 grid with digits so that each column, each row, and each of the nine 3×3 sub-grids that compose the grid (also called "boxes", "blocks", "regions", or "sub-squares") contains all of the digits from 1 to 9. The puzzle setter provides a partially completed grid, which typically has a unique solution. Most importantly, we must not repeat the numbers in the same row, column or subgrid.