GoEN Sudoku Shortcuts

Play Sudoku easier and faster with your keyboard! Could Sudoku.com become the best Sudoku website with keyboard shortcuts for pencil marks?

Shortcuts:
- Hold Shift and press number keys: to place a number as a pencil note (use Shift shortcut for pencil marks)
- Key ` (the key is on the left of key number 1): to toggle pencil marks on and off
- Arrow keys (↑ ↓ → ←): to move the current cursor (active cell).
- Number keys (1 to 9): to place a number.
- Key - (underscore): to Undo (also use Ctrl + Z)
- Key = (equal): to display Hint
- Key Backspace: to clear (Erease)