1)   Killer Sudoku or Sum Sudoku 0.1 Play the japanese puzzle game killer sudoku / sum sudku in your windows computers. Includes 30 free killer sudoku puzzles. Killer sudoku puzzles are more challenging than normal sudoku puzzles. Its a blend of kakuro and sudoku. 2)   Desktop Kakuro 1.1 Playing Kakuro has never been easier or more fun! Desktop Kakuro features a clean, easy interface and contains over 10,000 unique puzzles to ease those long days at the office! 3)   Desktop Sudoku 1.1 The desktop version of the world's fastest growing puzzle game, now supports the all new "Killer" Sudoku, a fascinating varient which you may find more addictive! Desktop Sudoku comes with over 20,000 puzzles, so the fun never stops.