Sudoku 1200+

Sudoku 1200+ is a premium, ad-free Sudoku experience built for calm, focus, and lasting satisfaction. With 12 books of 100 puzzles, every level invites you to slow down, think deeply, and enjoy the quiet joy of solving—no timer, no pressure.  Complete all 12 books and something special awaits. A hidden challenge, unlocked only by those who see it through.