Free Daily 16×16 Giant Sudoku

Daily 16×16 Giant Sudoku for Monday 31st October 2016

Time taken:
Score:

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This page will automatically play our 16×16 Giant Sudoku puzzle of the day. If you wish to play a 16×16 Giant Sudoku from a different day, go to the archive page.
To enter a number/letter, click on a cell and type in the number/letter you want. Since our Giant Sudoku grids have more than 9 numbers, we also use A-C (12*12 grids), and A-F (16*16 grids).
To enter pencil marks, press Shift, Ctrl, or Alt as you enter the number/letter; Shift is usually the best to use as the other keys can do other things on your browser. To remove the pencil mark, repeat the process again!
Use the buttons on the right side to reset the grid, automatically generate and clear the pencil marks.