Kindle Fire and Android users, Get Sudoku Samurai free today
Sudoku Samurai–An Asian-themed version of the popular number puzzle game! Kick back and relax as you play 10,000 unique Sudoku puzzles on the classic 9×9 or samurai (Gattai-5) boards. Choose from four skill levels and customize your puzzles to be as challenging as you desire. Not compatible with the LG Optimus.