Version history

Sudoku - 4x4 6x6 9x9 16x16 — Version history

Sudoku - 4x4 6x6 9x9 16x16 provides Sudoku puzzles on 4x4, 6x6, 9x9, and 16x16 grids, with four difficulty levels for different experience levels. Saving, automatic saving, hints, statistics, pencil notes, themes, and undo support the solving process.