Sudoku Brainiak

Sudoku Brainiak is a free sudoku game including 1000s of handpicked puzzles already loaded on your phone so you can play a quick game even if you dont have Internet access.
The features includes:
5 levels of difficulties
preloaded with thousands of puzzles for each difficulty
the possibility to edit notes on the puzzle
hint system which lets you check if youre on the way to solve the puzzle
a clue system which can give you the next move so youre never blocked
four beautiful themes, making it of of the best looking sudoku game on the market
high score and social integration with Scoreloop so you can compare you times with your friends
never loose your progress because of a phone call, thanks to the auto progress saving feature

If you have any suggestions, bug report, etc. please contact me through the developer site or email as I cannot answer to comments.