Choose one of three difficulty levels on a 4x4, 6x6 or a 9x9 game board. Try a dark mode puzzle or share your game with a friend.
The name Sudoku or more correctly 数独 comes from Japan and consists of the Japanese characters Su (meaning ‘number’) and Doku (meaning ‘single’); however, Sudoku was not invented in Japan. Sudoku originated in Switzerland and then traveled to Japan by way of America.
Snap a photo of your puzzle and enjoy it with all of our features. Save and continue your puzzle when you have time.