Question 1

About game

Accepted Answer

Ultimate Classic Sudoku is a logic-based, combinatorial number-placement puzzle. The objective is to fill a 9 × 9 grid with digits so that each column, each row, and each of the nine 3 × 3 sub-grids that compose the grid (also called "boxes" or "blocks") co...

Question 2

How to play

Accepted Answer

Tap a cell to select it.
Tap a digit at the bottom row to fill it into the selected cell.
Use eraser to clear the current cell.
Tap the Note button to turn on the draft mode.
Use hints wisely to reveal any cells.