# Meowdoku Online > Play Meowdoku Online, a free cat sudoku game with 150 handcrafted puzzles across Normal, Hard, and Ultra difficulty. ## Pages - [Play Meowdoku](https://meowdokuonline.org): Free browser cat sudoku game with 150 handcrafted levels across Normal, Hard, and Ultra modes. No download and no signup — the board is playable directly on the page. - [What is Meowdoku?](https://meowdokuonline.org/#what-is): Definition and rules: place exactly one cat in every row, column, and colored region, and no two cats may touch, even diagonally. - [How to Play](https://meowdokuonline.org/#how-to-play): Four-step walkthrough from reading the colored board to confirming a solved level. - [Cat Sudoku Strategy](https://meowdokuonline.org/#strategy): Six repeatable deduction techniques for solving Meowdoku puzzles without guessing. - [FAQ](https://meowdokuonline.org/#faq): Answers about rules, difficulty modes, saved progress, and how Meowdoku differs from classic Sudoku and Queens-style puzzles. - [Privacy Policy](https://meowdokuonline.org/privacy-policy): How Meowdoku stores puzzle progress locally in your browser. - [Terms of Service](https://meowdokuonline.org/terms-of-service): Terms for playing and using Meowdoku.