Standard Sudoku — but > and < signs between cells reveal which digit is bigger
7
>
2
7 is bigger than 2 — the open jaw faces 7
Choose a Level
Standard Sudoku
Fill every row, column and bold-outlined box with the digits 1 to N — each digit exactly once per row, column and box.
Read the Signs
Between adjacent cells you see > and < signs. The open jaw always points toward the larger digit.
8
>
3
Here 8 > 3. Use the signs to compare neighbours and narrow down candidates.
Solve & Win
Every cell must satisfy Sudoku and every comparison sign. Tap a cell, then a digit. Toggle Notes for candidates, use a Hint if stuck. Earn 3 stars by solving with no mistakes.