Sudoku: Infinite Classic

Take a moment for Sudoku. Enjoy a fresh design, helpful solving tools, dark mode, and board colors you can make your own.

Take a break. Find your next move. Enjoy the satisfaction of solving Sudoku. Sudoku: Infinite Classic brings a fresh, modern design to the classic number puzzle. Put your logical thinking to work with Easy, Medium, and Hard puzzles—whether you’re learning the basics or looking for a challenge.

PLAY YOUR WAY • Three difficulty levels: Easy, Medium, and Hard • Pencil notes to keep track of possible numbers • Hints when you need a little help • Undo and erase to rethink your moves • Optional error checking • Highlights for matching numbers, rows, columns, and boxes • Optional counts showing how many of each number remain • Automatic clearing of related notes as you enter numbers

MAKE IT YOURS Enjoy light and dark mode, customize your board colors, and choose the assistance settings that suit you.

PICK UP WHERE YOU LEFT OFF Keep a separate saved puzzle for each difficulty, so you can switch challenges without losing your progress. Play offline, at your own pace.

KEEP PLAYING Start with 10 free puzzles at each difficulty. Unlock unlimited generated Sudoku puzzles with a one-time in-app purchase. No subscription.

One grid. One move at a time.