Nice App, but Doesn't remove pencil marks or re-add them back if in error. Would be a 5 star otherwise.
Best time killer!!!
SGS5 Need some more tuning
One problem is provided by a total of 22,500.
One problem that does not overlap with 4,000 to 5,000 issues in a variety of combinations made a total of more than 9000 Sudoku problems are provided.
A fun Sudoku game with thousands of puzzles Undo, hints, pencil marks and more.
Matchstick puzzle board game fun game one match stick men and women of all ages matchstick match stick puzzle