Bright Su Doku features:

• Easy to learn user interface
• Mode to let you see mistakes as they happen
• Robust solver that''s been tested on thousands of puzzles
• Puzzles generated at FIVE difficulty levels, from "Beginner" to "Tricky"
• Puzzles are all logically solvable, so you''ll never get stuck having to guess, even the most difficult "Tricky" puzzles!
• Puzzle generator creates mirror image patterns, just like the best puzzles you''ve seen in the newspapers, and preferred by many So Doku players!
• Custom mode that lets you enter your own puzzles, or published puzzles, and solve them!
• Undo feature lets you correct mistakes
• Place pencil marks for ALL numbers, even on 160x160 screens!
• Automatic removal of pencil marks, as you play!
• Color and Monochrome support!
• Unlimited game play!

Version 2.2:

• Fix for some black and white and grey scale devices

Version 2.1:

• Improved puzzle generation
• New and improved puzzle solving algorithms
• Improved graphics