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Sudoku Corner

Ranked 1v1 sudoku with Elo, a monthly league and no ads

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Race a real player on the same sudoku, or relax with solo puzzles. You see your opponent's live progress (never their digits); mistakes and hints add time and the lower total wins. Separate Elo ratings for Beginner, Intermediate and Expert, a monthly SC League with champion badges, daily challenges, match replays and a free technique academy from hidden singles to X-Wing. Web + Android, free, no ads.

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PH · launched Oct 17, 2026 · 2 upvotes (top 22%)

Similar launches

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Could you build this?

Yes A multiplayer Sudoku game with matchmaking, standard Elo calculation, and real-time state synchronization can easily be built with Supabase Realtime or Firebase.

Competitors

Other products that read as similar to this one : 188 launches clear the similarity bar, closest 8 shown.

Attention rank: #22 of 189 (itself plus its competitors, highest first, normalized so YC and Product Hunt are compared fairly).

Launched 290 days after the earliest competitor.

Other launches for this product