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Once Books
Publisher Studio

The KDP nonogram maker

Generate a whole graded nonogram book, then export it at every KDP trim, print-ready at 300 DPI. Make one puzzle free in your browser, unlock a full project for a one-time fee, and export unlimited formats forever.

Open Publisher StudioMake one free first

$4.99 once per project. Unlimited exports, every trim. No subscription.

Every puzzle solves by logic

The studio paints a picture, reads its row and column clues, and proves each puzzle solves by logic alone with no guessing. The solved picture prints as the answer key, so nothing in the book is ambiguous or unsolvable.

Every KDP trim, 300 DPI

Pick any of KDP's 17 trim sizes, from 5.06 by 7.81 up to 8.27 by 11.69, with correct margins and gutter. The single interior file you upload passes KDP review.

Generate once, export forever

One project unlocks for $4.99. After that, re-export any trim, any time. No monthly subscription and nothing to cancel.

How it works

  1. 1Try a free puzzle. Use the free generator in your browser to make one nonogram and its solved picture, so you can see the output before you commit.
  2. 2Pick a difficulty curve. In Publisher Studio, choose how many puzzles you want at each grade, from a gentle 5 by 5 to a 15 by 15, and the studio generates the whole graded book.
  3. 3Choose your KDP trim. Pick a trim size. The interior is sized with the right margins and gutter for the page count so it passes KDP review.
  4. 4Unlock once, export any size. Unlock the project for $4.99, then export the print-ready interior and solutions PDFs at any trim, as often as you like.

Free tool or full studio

The free generator makes one printable puzzle to try the engine. Publisher Studio is where you make a book to sell.

Free generatorPublisher Studio
One puzzle and one solved pictureHundreds of graded puzzles with a solved-picture section
Large print only, printed from the browserEvery KDP trim, 300 DPI, print-ready PDFs
One difficulty at a timeA graded easy-to-evil difficulty curve
Nothing is saved once you close the tabA durable project, re-export any size forever ($4.99)

One price, per project

$4.99

Paid once. Export unlimited formats, forever.

  • Print-ready 300 DPI interior PDF
  • Separate solutions PDF
  • Every KDP trim size and format
  • Re-export any size, any time
Open Publisher Studio

Questions

How much does it cost?
A project unlocks for $4.99, paid once. After that you can export the interior and solutions PDFs at any KDP trim, as many formats as you like, forever. There is no subscription.
What do I get when I export?
One print-ready 300 DPI interior PDF, with the solved pictures at the back, sized for the KDP trim you choose with the margins and gutter that pass review. That interior is the single file you upload to KDP. You also get a separate solutions PDF.
Are the puzzles guaranteed to solve by logic?
Yes. Every puzzle is generated so that row and column deductions alone reveal the whole picture, with no guessing, and that is proved before it enters the book. The printed solved picture matches every puzzle.
Can I try it before I pay?
Yes. The free nonogram generator makes a real 2-page puzzle in your browser with no sign-up. The unlock is only for a full multi-puzzle project you plan to publish.
Can I sell the books I make?
Yes. The exported interiors are yours to publish and sell on Amazon KDP or print yourself. The per-project unlock covers unlimited exports of that project.

Make your first nonogram book

Generate hundreds of graded puzzles, export every KDP trim, and pay once per project. Start free.