The goal of Sudoku is to fill the 9x9 playig field (each row, colum ad 3x3 block) with umbers from 1 to 9. The basic rules of Sudoku are: - vertical umbers should ot be repeated; - umbers should ot be duplicated horizotally; - a umber ca appear i a 3x3 square oly oce.

Develop your logic and train your brain in Sudoku Guru - Classic Sudoku! Enjoy Sudoku, solve daily challenges and get trophies for completing tasks. There are 5 different difficulty levels available to you: easy, medium, difficult, expert and guru. Each level is a unique puzzle. Track your progress and challenge yourself with the statistics report. This feature adds a competitive element to the game, motivating you to become a real guru.

For iOS:
Safari on iOS 8 and later supports WebGL 1.0, and on iOS 15 and later supports WebGL 2.0.

For Android：
Nearly all of them support WebGL