Youtube tutorials & List of tutorials
Any suggestions or improvements, send an email to email@example.com or create an issue here.
Insructions to use the tool here.
Some FAQs here.
Penpa+ Version 2.24.21, Credits
*Works only in Square Board Type, it also resets undo/redo. Answer checking if enabled, will only work with original grid size.
*Works only in Square Board Type, it also resets undo/redo
*Specify the location of the first cell of your sudoku grid and its size[optional]: