Daily Logic Puzzles

PencilGrid publishes a new logic puzzle every day at midnight UTC. Each puzzle is solvable through pure logic—no guessing required. Play Sudoku (number placement) and Nonograms (picture logic) in your browser. No account needed, no ads mid-puzzle. Your progress saves locally so you can pause and resume any time.

Difficulty rotates by weekday: Mondays start easy, Fridays and Saturdays peak hard. Miss a day? Every daily puzzle remains playable forever at its unique URL. You can also practice unlimited puzzles at any difficulty or download printable PDFs for solving on paper.