Sudoku Classic

This Sudoku app is a free and fully usable offline application that offers over 60,000 puzzles for players to solve. With 6 difficulty levels ranging from BEGINNER to EVIL 17, users of all skill levels can enjoy this classic number puzzle game. The app also includes a convenient auto-solver feature for those who need a little extra help, as well as the ability to take notes just like on paper. And for those inevitable mistakes, there is an eraser function and an undo option to revert any accidental moves.

One of the great features of this app is the ability to save and continue your game at any time, making it perfect for on-the-go gaming. And for those who like a little competition, the app offers achievements and leaderboards through Google Play Games, allowing players to track their progress and compete with others. Additionally, there are statistics for each difficulty level to analyze your best times and see how you stack up against others.

The app also offers a Night Mode theme for those who prefer a darker screen, and it is optimized for both smartphones and tablets. For those who may need a little extra help, there are optional helper functions such as highlighting buttons that have been used 9 times or more, highlighting conflicted numbers in rows, columns, and boxes, and highlighting fields with the same value as the currently selected input button. There are also additional random hints available per game and the app automatically clears notes after a number is inputted.

In summary, this Sudoku app is a convenient and user-friendly way to train your brain and enjoy the classic puzzle game anywhere and anytime. With its various features and options, it caters to players of all skill levels and offers a fun and competitive experience. So why not give it a try and see how you fare against others on the leaderboards?