Sudoku AZ

Sudoku AZ provides a clean and fast environment to play classic Sudoku puzzles directly in your web browser. The platform features multiple difficulty levels ranging from easy to hard, along with essential tools for players such as pencil notes for marking possibilities, hints for when you are stuck, and a built-in timer to track your solving speed. No downloads or additional plugins are required to play. ​Designed with a mobile-first approach, Sudoku AZ offers a seamless experience across desktop, tablet, and smartphone browsers. Key quality-of-life enhancements include auto-save progress, error-checking with visual highlights, customizable themes (including Dark Mode), and Daily Challenges with global leaderboards to test your skills against players worldwide.