How to use the solver:

To solve a puzzle from the PDF file generator, just enter the puzzle number in the textbox above.

If you wish to enter a puzzle from a newspaper or the current state of a puzzle you are stuck with, use the board below to enter the entire puzzle.

You can either use the solver to walk you through the puzzle, solving cell by cell and letting it explain to you why a cell has to contain a certain digit, or just view the final solution.