Improve your Sudoku Uno skills by accepting the occasional hint. Sudoku Uno gives you the reasoning behind hints so that you can learn and apply new solving techniques.
Sudoku Uno includes a powerful solver. Unlike most Sudoku solvers, Sudoku Uno solely relies on human logic. It does not brute force the game to find a solution. Instead it applies that same techniques you would apply.
This gives Sudoku Uno the unique ability to explain the reasoning behind the hints it gives you. When you ask Sudoku Uno for a hint your are not (only) cheating. You can actually improve your skills by learning the techniques used to solve Sudoku grids.