Playing Hard on NonogramGo
Hard Nonograms move to 15×15. Expect multi-block clues and fewer freebies — keep lines tidy with Auto and Mark X, and revisit rows as new information appears.
Strategy help: Nonogram strategies and how to solve. Harder still: Expert or 15×15 size page.
FAQ
What size is Hard on NonogramGo?
Hard uses 15×15 grids by default.
Is Easy/Medium/Hard free?
Yes. All difficulties are free in your browser.
Can I switch difficulty anytime?
Yes — use the difficulty chips above the board or open another difficulty page.