Allows users to input puzzle values. The provides square-by-square hints to assist in solving difficult puzzles. It identifies errors in partially completed grids. Users can track progress and receive guidance to complete the puzzle.
The app is a Sudoku game played on a 9x9 grid. Players fill empty cells with numbers 1 through 9, ensuring each number appears only once per row, column, and region.
Solve with 6 difficulty levels. Use pencil marks to note possible moves. Highlight duplicates to assist solving. Track progress across multiple . Share completed grids via email or social media. Adjust interface settings for customization.