Suko | The number puzzle

Play Suko, the world's most delightful number-placement puzzle. Its compact design makes it ideal for playing on the go.

INSTRUCTIONS

Place the numbers 1 through 9 on the grid, so the numbers in squares surrounding each inner circle sum to the number in that circle, and the numbers in squares of each shade sum to the number in the outer circle of that shade.

If you get stuck, try the Cheat feature to solve any Suko puzzle instantly.

KEY FEATURES

- Play unlimited Suko games

- Improve your logic skills and mental math

- Check your solutions

- Design your own Suko puzzles

- Determine whether a puzzle is solvable

- And more!