Sudoku is the most popular logic-based numbers game. The objective is to fill a 9x9 grid with digits so that each column, each row, and each of the nine 3x3 sub-grids that compose the grid contains all of the digits from 1 to 9.
FEATURES:
- Different difficulties
- Hundreds of puzzles for each difficulty
- Night mode
- Pencil mark (draft)
- Hint system
- Auto-save your progress for each puzzle
- Support multiple input methods
- Unlimited undo
- Selected cell highlight
- Errors highlight
- Direction highlight
- Timer