คุณลักษณะ

• Unlimited, randomly generated puzzles at multiple levels of difficulty from which to choose
• Support for playing the game via touch, pen, mouse, and/or keyboard. Input via inking, buttons, or keyboard.
• Sharing and printing of puzzles
• Optional hints to guide you when you get stuck, including detailed solving technique information
• Automatic and manual note-taking lets you track which numbers should still be considered in each cell
• In-progress games automatically saved for continuing later
• Live tiles to keep you informed of your progress
• Custom background images to let you play in the style of your choosing
• Optional sounds to enliven game play
• Load and save puzzles from and to .sdk files, as well as from and to the clipboard