(heart) Sudoku

(heart) Sudoku provides unlimited puzzles at 17 difficulty levels. Novices and experienced players alike will enjoy our extensive feature set, tutorial, and advanced hint system. The more you play, the more you will enjoy Sudoku! Our multi-stage hint system starts with a gentle reminder to get you back on track, and works up to demonstrate the exact technique to use. Our hints ease those frustrating moments and teach you how to be a better player. Features include: - Puzzle generator for unlimited play - 17 difficulty levels, something for everyone - Tutorial teaches you new techniques - Enter games from the newspaper - Solver helps you with games from the newspaper - Advanced techniques at the higher levels, including X-Wings, sashimi fish, and XY-Chains - Choice of six color schemes - Undo/redo - Automatic or manual pencil marks - Save your game while you try alternatives - Highlighting helps you …