If you think you've mastered Sudoku...... think again!
Prepare to blow your mind with this unlimited collection of super-difficult Sudoku puzzles. Begin with classic 9 x 9 hard puzzles as you warm yourself up for the mind-bending Sudoku 16 x 16 or the aptly named Killer Sudoku! Do you have what it takes to become the ultimate Sudoku champion?
Introducing Killer Sudoku:
Are you ready to take on the challenge of Killer Sudoku? Killer puzzles are a cross between Sudoku and Kakuro. The basic Sudoku rules apply but there's a twist! You also have to make sure that all the numbers within linked boxes add up to the number clue displayed in the top left corner.
- An unlimited supply of Sudoku Puzzles.
- Play classic 9 x 9 Hard and Super-Difficult puzzles.
- Attempt Sudoku 12 x 12, Sudoku 16 x 16 or Killer Sudoku.
- Print any puzzle--with or without the solution.
- Insert pencil marks manually or automatically.
- Refer to the tutorial and handy hints and tips.
- Highlight wrongly entered numbers.
- Beat the clock and record your high scores.
- Quickly undo multiple mistakes.
- Save partially completed puzzles.
- OS: Windows XP / Vista / 7
- CPU: Pentium 166 MHz equivalent or better
- RAM: 512MB
- HD space: 200MB
- Graphics: Any DirectX 9 compatible display device
- Sound: Any DirectX 9 compatible sound device
- Internet: Required for activation