Valentine's sudoku generator.
Pick a style and difficulty; the preview shows the finished card and that exact puzzle prints as #1. A sweet, screen-free Valentine.
Full 9×9, single-solution verified, difficulty graded by the technique each puzzle actually needs — wrapped in a vintage card. The puzzle in the preview is #1 in your PDF.
Valentine's sudoku FAQ.
Who is this for?
Anyone who would rather give a clever little puzzle than another card — partners, classrooms, galentine's nights. Sweet Candy reads youngest; Classic Romance is the grown-up one.
Is the puzzle real?
Yes, the full 9x9 single-solution engine with real technique-graded difficulty. The hearts are only a frame.
Classroom-friendly?
Yes — print Sweet Candy at Easy with the answer key for a calm February-14 activity.
Prints at home?
Cleanly. For a plain stack use the classic generator.
Free?
Completely — no signup, no watermark.