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Life & fun · alternatives · 2026

MS

24 alternatives to Multiplayer sudoku. Race to fill in the most squares

https://sudokurace.io is a free, real time multiplayer sudoku board. Invite your friends and race to fill the most squares. All feedback is welcome. MVP was built over the last ~4 days. Lmk what you think! You can play with as many people as you'd like at the same time

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Multiplayer sudoku. Race to fill in the most squares launched in 2022; newer entries below may have overtaken it.

  1. 1
    UsDoku▲68

    Play real-time multiplayer Sudoku.

    2020 · usdoku.com · its alternatives →

  2. 2

    Modern sudoku puzzles & multiplayer races

    Nov 2025 · sudokuchallenges.com · its alternatives →

  3. 3

    Play Sudoku in real-time against players worldwide

    Jun 2026 · multiplayersudoku.in · its alternatives →

  4. 4IM

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

    2024 · sudoku-aj.netlify.app · its alternatives →

  5. 5HM

    Hi All, This the second iteration of a multiplayer sudoku web-based game I built recently. Hope you like it! Features: 1) No login needed, 2) Web app, that can be added to home-screen as needed, 3) Works on Desktop (with arrow keys supported) & Mobile, 4) Share link with friends to invite to the game Game Rules: 1) New puzzle starts for everyone every 15 minutes, 2) Game ends if you run out of time, 3) Fill all empty tiles correctly before time runs out to win, 4) Incorrect moves will disable the board for a few seconds, with penalty increasing as you've fewer empty tiles remaining Get…

    2022 · its alternatives →

  6. 6

    Minimalist sudoku experience with competitive leaderboards.

    2021 · sudokukings.com · its alternatives →

  7. 7
    SudoKoi▲81

    Your next favorite pastime, like Sudoku

    2021 · sudoku.efabian.me · its alternatives →

  8. 8

    Play and solve Sudoku puzzles with your friends in real-time

    Feb 2026 · sudoku2gether.com · its alternatives →

  9. 9

    A clean take on a classic game. No distractions - just fun!

    2020 · apps.apple.com · its alternatives →

  10. 10HP

    Hi HN, I built a web-based Sudoku game to play with live with my friends or solo with a timer for practice. Get a game going in a few seconds. I'm excited to finally finish this project and putting it out there, after years of procrastination. Hope you like it! https://hypersudoku.app

    2022 · hypersudoku.app · its alternatives →

  11. 11SW

    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 · its alternatives →

  12. 12

    Sudoku, but with letters and words.

    2017 · word-square.com · its alternatives →

  13. 13

    Play free web sudoku games online

    2025 · its alternatives →

  14. 14

    Play Sudoku for Free Online! With Light and Dark modes.

    2023 · sudoku.best · its alternatives →

  15. 15

    Classic Sudoku, clean and simple

    2025 · sudokuonline.cc · its alternatives →

  16. 16

    Play Free Online & Offline Sudoku

    2024 · sudoku.best · its alternatives →

  17. 17
  18. 18

    Challenge your brain!

    2023 · its alternatives →

  19. 19

    Classic Sudoku, clean and ad-free

    2025 · play-sudokugame.github.io · its alternatives →

  20. 20

    Free Sudoku with the hardest puzzles and easiest use!

    2021 · apps.apple.com · its alternatives →

  21. 21
  22. 22

    sudoku game

    2024 · 99sudoku.com · its alternatives →

  23. 23

    Compete your Friends in Ultimate Sudoku Battles

    2024 · apps.apple.com · its alternatives →

  24. 24

    Solve Sudoku with camera!

    2024 · apps.apple.com · its alternatives →

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Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →