The Powerful New Sudoku Game for 2012.
Pencil Mark Mode for Brainiacs
Look-Ahead Mode for Quick Solutions
7 step Training Lesson for Learners
Facebook Like & Google PlusOne on every page
X-Wing & XY-Wing Heuristics for Evil Puzzles
Pointing Pairs and Triples Heuristics
Free and Nothing to Download
Fast and Powerful Javascript Code
UNLIMITED UnDo
Continue Difficult Games another Day
Save Games with Automatic Date Insertion
Daily Puzzles with 3 Levels of Difficulty
Attack Famous Puzzles using Look-Ahead Logic
Import and Export Puzzles via the Clipboard
Solve the Puzzles from your Newspaper
1000s of 17 hint Sudoku Brain Busters
100% Mouse driven Game
Large Fonts reduce Eyestrain
Hover Help Balloons (aka Tool Tips)
Side-by-Side Help Pane with Guided Tour
RSS 2.0 Daily Sudoku & 17 Hint Puzzle Feeds
RSS Puzzles flow to Twitter & Facebook
Keyboard Shortcuts for Buttons
Rate each Sudoku Puzzle -5 to +5
Support for Internet Explorer 9
Chrome Web Store & iGoogle Listings
NEW - Puzzle Printing with toner saving Grayscale
NEW - Non-English Languages via Google Translate
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