Create a sharp ISBN barcode and get precise spine width in minutes. Enter your ISBN, choose size, export PNG or SVG, and place it with the right margins for KDP or Ingram.

Model Kindle, paperback, and hardcover prices in minutes. See estimated royalties by region, factor delivery or print costs, and lock a price that fits your goals.

Build a scannable, on-brand KDP description in minutes. Lock the hook, highlight the promise and proof, format clean HTML, and publish with confidence.

Turn reader language into seven precise KDP keywords. Score demand, check relevance, and balance competition. Export a clean, compliant set and publish with clarity.

KDP is Amazon’s free self-publishing platform for ebooks and print books. Learn how to publish your book, upload your files, and start selling worldwide.