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kdpbook.io
Writing
AI book studio for Amazon KDP that turns a book described in a chat, or an imported manuscript, into the interior PDF, full-wrap cover PDF, Kindle EPUB and listing sheet.
Pricing
Freemium
| Plan | Monthly | Yearly | Billing |
|---|---|---|---|
| Starter | $25 | $250 | flat rate |
| Author | $49 | $490 | flat rate |
| Studio | $99 | $990 | flat rate |
Delivery: cloud
Supported Platforms
Features
- 36 book types in 8 families: picture books, illustrated stories, novels, non-fiction, coloring books, activity and puzzle books, journals, comics
- 40 illustration styles, plus a custom style described in words or taken from a reference image
- Character reference sheets reused on every illustration
- Paperback (16 standard trims plus custom), hardcover (5 trims) and Kindle eBook (reflowable or fixed layout)
- 34 KDP-supported languages
- Exports: interior PDF, full-wrap cover PDF sized from the final page count, Kindle EPUB with Kindle cover, and a listing sheet with title, description, 7 keywords, categories and AI-disclosure answers
- Page editor with live preview, AI rewrites, image redraws, continuous KDP preflight and a 3D book preview
Notes
- Prices are in USD. Free plan: 2,000 credits once at sign-up, no credit card. Free exports carry a 'kdpbook.io preview' watermark, are not for sale, and free-plan books are public in the community library.
- Paid plans include monthly credits (Starter 2,500, Author 5,500, Studio 12,000), watermark-free exports and a commercial license. Yearly billing costs 10 months. 1 credit is about 0.01 USD, and only what is produced is charged.
- Free KDP calculators (spine width, cover size with template, printing cost, royalties) need no account.
- No public API and no mobile app. Independent, not affiliated with Amazon. KDP requires publishers to disclose AI-generated text and images.
- Pricing and limits verified from the official website in September 2026.