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Products that do what Evil Sudoku does

Challenge your logic with the hardest sudoku puzzles online

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    Puzzle Lair brings Sudoku, Killer Sudoku, Calcudoku, X-Sudoku, Kakuro, Ripple Effect, Crossmath and Nonogram together in one clean, free site. Solve daily logic puzzles, track your stats and climb the leaderboards.

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    Classic Sudoku, clean and ad-free

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    sudoku, online sudoku, sudoku solver

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    Source: https://github.com/alabhyajindal/sudoku/blob/main/index.html

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    Play Sudoku in real-time against players worldwide

    Jun 2026 · multiplayersudoku.in

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    Tough puzzles, riddles and trivia for your brain

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    Free online sudoku with Killer mode and Evil difficulty

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  18. 18

    Daily Sudoku, solve classic Sudoku, different difficulties.

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  19. 19SW

    Hello HN, I've created a new Sudoku app for iOS and Android that prioritizes simplicity and privacy. It's free to download and use, and I'd be grateful for any feedback or suggestions. Features: > 4 difficulty levels, accessible at any time > No personal data collection of any kind > Clean, minimalistic design that focuses on the game > Takes up significantly less space than other popular apps (by a factor of about 10x) > Minimal use of advertisements I was frustrated by how many of the popular Sudoku apps feel excessively over-engineered, consume a lot of storage space and some that even…

    2023

  20. 20

    The Sudoku app that teaches you how to think

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  21. 21

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    Simple, addictive Sudoku for daily mental workout.

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