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

This minor update includes fixes for rare crashes encountered by a few users.