The rule of this game is very simple. You just fill a grid with digits so that each column, each row, and each of the nine 3×3 sub-grids that compose the grid contains all of the number from 1 to 9.

This app include many unique puzzles such as “animal puzzles”, “color puzzles” and “text puzzles”.

Features:

-> Fun and good looking layouts

-> Simple, easy and intuitive user interface

-> Difficulty options

-> 4 type of games: classic, color, animal and text

-> Hint function