A simple sudoku app for beginners to experts. Classic 9x9 Sudoku Puzzle.

Sudoku is a logic-based, combinatorial number-placement puzzle. In classic sudoku, the objective is to fill a 9 × 9 grid with digits so that each column, each row, and each of the nine 3 × 3 subgrids that compose the grid (also called "boxes", "blocks", or "regions") contain all of the digits from 1 to 9. The puzzle setter provides a partially completed grid, which for a well-posed puzzle has a single solution.

This is a simple app you can play in off-line mode as well.

Other known names are: Sudoku, Sudoku Puzzle, Sudoku, Number Puzzle, Sudodu Free App, Classic Sudoku, Sudoku Brain Puzzle, etc.