In need of a great game to get your thinking sharper, focus clearer and mental processes stronger? You’ve come to the right place. Our Sudoku app helps you strengthen your logical skills one puzzle at a time. Thanks to its simple design, responsive interface and 4 levels of difficulty, our app gives you enough reason and challenge to practice your Sudoku skills every day. With a number of unique features, including mistake and number highlighting, history undo/redo option, note keeping and hint option, our Sudoku app also provides you with enough support to solve each puzzle. The autosave option allows you to exit the game while still keeping the data from the last puzzle saved. And for an easy monitoring of your progress, we’ve added the ranking list option for each level. Download it now free of charge and see just how awesome it is! Features - 4 difficulty levels - Simple, responsive design - User-friendly interface - Ranking list for every level - Autosave for the last puzzle - Number highlight - Mistake highlight - History undo/redo - Note keeping - Hint option Thank you for taking the time to review our application.