Alternatives
Products that do what Sudoku Online does
Classic Sudoku, clean and simple
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Source: https://github.com/alabhyajindal/sudoku/blob/main/index.html
2024 · sudoku-aj.netlify.app
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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.
Jun 2026 · puzzlelair.com
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Sudoku with no forced ads, 17-clue puzzles, and offline play
Jul 2026 · play.google.com
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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
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Light, offline Sudoku with 5 levels – free to play
Dec 2025 · play.google.com
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