Question 1

What is Mega Sudoku?

Accepted Answer

A 16x16 Sudoku variant. You fill the grid with 16 symbols (typically 1-9 and A-G) so each row, column, and 4x4 box contains all 16 exactly once. 256 cells total.

Question 2

How long does Mega Sudoku take to solve?

Accepted Answer

Anywhere from 30 minutes to 2 hours, depending on the puzzle and your experience. A Mini Sudoku takes 2-5 minutes by comparison.

Question 3

Can I play Mega Sudoku on MiniSudoku.com?

Accepted Answer

We stick to 6x6 Mini Sudoku — a free daily puzzle, Daily Max challenge, and unlimited practice at any difficulty. Same logic as Mega, in a format you can finish on a coffee break.