From 2005 to 2022 Conceptis Sudoku by Dave Green were available to millions of newspaper readers throughout the United States and Canada. Published daily in the San Francisco Chronicle, Houston Chronicle and Toronto Star just to name a few, Conceptis Sudoku top quality puzzles were amongst the newspapers best sellers and popular with Sudoku puzzle lovers in North America and all over the world.

From 2023 Conceptis will no longer be providing these puzzles to the newspapers. If Conceptis Sudoku by Dave Green were part of your daily routine you can continue enjoying the same quality right here on this page. The puzzles can also be printed and solved on paper.

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This game is updated every day at 6:00 AM EST with a progressively difficult puzzle. The puzzles start with very easy Sudoku on Mondays and end with hard Sudoku on Sundays.