Connect with fellow solvers, watch expert walkthroughs, discuss techniques, and compete — the best communities in the Sudoku world.
Solving in isolation is fine, but joining a community is where solvers really improve. Watching expert solvers on YouTube exposes you to techniques you'd never discover alone. Forums like the New Sudoku Players Forum have decades of catalogued discussions on every technique imaginable. And competitive platforms like Sudoku Cup show you how fast and accurate solving can get.
Whether you want to watch, discuss, or compete, these communities are the best places to go deeper.
The world's most popular Sudoku YouTube channel.
The most active Sudoku community for discussion and help.
Competitive Sudoku tournaments for global players.
The primary forum for advanced Sudoku techniques.
The home of serious Sudoku discussion and analysis.
The hub for open-source Sudoku coding projects.
Large community and forum for Sudoku players.
The UK's largest Sudoku community and puzzle archive.
Wiki-style documentation of Sudoku history and logic.
Active discussion board for Sudoku Dragon users.
Lively discussion for Australian puzzle enthusiasts.
Discuss the Daily Mail's daily Sudoku grids.
A place for fans to share their love of the grid.
External links are verified periodically. Some publisher sites require a subscription to access puzzles directly. Links last checked March 2026.
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