1. Sudoku medium online - play medium level sudoku puzzles for free

    https://sudoku.com/medium/

    Sudoku.com offers free online sudoku games with different levels of difficulty. Learn how to solve medium sudoku puzzles with tips, hints and articles on the site.

  2. Sudoku Classic - Free download and play on Windows | Microsoft Store

    https://apps.microsoft.com/detail/9wzdncrfj209?hl=en-us&gl=US

    Download and play Sudoku Classic, a modern Sudoku game with unlimited, randomly generated puzzles at multiple levels of difficulty. Use pen, keyboard, touch, or mouse to input your answers on Windows.

  3. Sudoku - Free download and play on Windows | Microsoft Store

    https://apps.microsoft.com/detail/9nblggh08dc5?hl=en-US&gl=US

    Download Sudoku and enjoy the most visually stunning Sudoku experience on Windows yet. Play with four difficulty levels, track your progress and statistics, and solve daily puzzles with players from all over the world.

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    https://www.websudoku.com/

    Play unlimited sudoku puzzles online. Four levels from Easy to Evil. Compatible with all browsers, tablets and phones including iPhone, iPad and Android.

  5. Hard sudoku puzzles online - solve difficult web sudoku for free

    https://sudoku.com/hard/

    Play free web sudoku for hard level on Sudoku.com. Learn tips, tricks and techniques to solve difficult sudoku puzzles with color, symbols, notes and hints.

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    https://soodoku.com/

    Play sudoku online or offline with a web app that works on any mobile device. Choose from classic or advanced sudoku levels, customize settings, and track your progress.

  7. Web Sudoku - Billions of Free Sudoku Puzzles to Play Online

    https://east.websudoku.com/

    To complete the Sudoku puzzle, enter numbers into the spaces so that each row, column and 3×3 box contains the digits 1 to 9 without repeats. Avoid trial and error – find a logical reason for entering each number.

  8. Free Sudoku: Online & Offline. No Banners, No Cookies, No Tracking

    https://soodoku.com/en/

    Advanced sudoku game with full customization & unlimited free puzzles. Offline, privacy-first, no ads! Play before bed gratis with auto candidate mode.

  9. The Sudoku: Free Online Sudoku Puzzle Games

    https://thesudoku.com/

    Play Sudoku puzzles online for free, with no registration, on different levels of difficulty. Learn how to play, use tips and features, and enjoy other games like JigsawPuzzles, Solitaire and Mahjong.