Generate and solve unlimited, well crafted Sudoku puzzles. DKM Sudoku Desktop builds on the popular DKM Sudoku Online puzzle generator and adds great new features and a whole new look. Choose from four difficulty levels, different modes of input and the visual skin to suit your style. Utilize the many options to guide your learning and help you solve the trickiest puzzles - all by logic alone. Import puzzles from external sources and export ones to text files, images or your DKM Pocket Sudoku. Each puzzle uniquely numbered - solve the same ones here and online. Customize the "Classic" look with your own colors and fonts. Version 2 allows you to play against a computer opponent where you both solve the same puzzle simultaneously. Choose between six opponent skill levels.