Sudoku - The Clean One by Dustland Design is a free and offline Sudoku app available on Android. The app offers a modern and minimalistic design that is easy on the eyes and provides an intuitive gameplay experience. The user interface is fast and straightforward, allowing users to start a new Sudoku puzzle or continue from where they left off with just one click. The app also takes care of saving progress seamlessly, so users do not have to worry about not finishing a puzzle.

Sudoku - The Clean One offers five difficulty levels, input modes for both cell and digit first, pencil marks, automatic removal, digit highlighting, and a count of remaining digits. The app also features board validation, optional aids, edge-to-edge board, and satisfying animations. Users can switch themes during gameplay and change colors from anywhere within the app.

Overall, Sudoku - The Clean One is a fantastic app for Sudoku enthusiasts looking for a clean and modern design with great features. The app is easy to use and provides a smooth and elegant experience.