# Changelog

## 2026-11-10

- **Fifteen more guides:** Paper and ink, trim sizes, spine width, cover size, the barcode area, print cost, expanded distribution, hardcovers, common rejections, and how to make puzzle, activity, journal and comic books. (https://kdpbookai.com/guides)
- **Comparisons:** How kdpbookai differs from Kindle Create, Atticus, Vellum and Reedsy Studio, from each tool's own site, with sources and dates. (https://kdpbookai.com/compare)

## 2026-11-09

- **Guides:** Fifteen short guides to making a book and getting it through KDP, each with its KDP sources and check date. (https://kdpbookai.com/guides)
- **Public site:** Pages for every book type and illustration style, a KDP reference with sources, a glossary and book ideas. (https://kdpbookai.com/book-types)
- **Community library:** Share a finished book, read others' books online, like them, and start your own book from the settings of one you like. (https://kdpbookai.com/community)
- **Plans and credit packs:** A one-book purchase, monthly and yearly plans, and credit packs for when you need more. (https://kdpbookai.com/pricing)
- **Safer prompts:** Sign-up abuse checks, prompt moderation and a report button on shared books.
- **Series and translations:** Group books into a series, start a sequel with the same characters, or make a translated edition.
- **Character library:** Save a book's characters and use them again in new picture books and comics.
- **Comics and manga:** Write and edit a script, approve it, then get drawn panels with editable speech balloons.
- **Bring your own manuscript:** Upload a DOCX, PDF, Markdown or text file. Your words go into the book exactly as written, at no credit cost. (https://kdpbookai.com/guides/format-a-novel-for-kdp-paperback)
- **Publish screen:** Every page is checked against KDP's print rules, with one-click fixes, and you download a ZIP with the interior PDF, cover PDF, listing and a KDP checklist.
- **Kindle ebooks:** A reflowable EPUB with chapter pictures for text books, a fixed-layout EPUB for picture books, and a Kindle cover from the print cover.
- **KDP message decoder:** Paste a KDP rejection or Print Previewer message to see what it most likely means and how to fix it. (https://kdpbookai.com/kdp/rejections)
- **Editor:** The book editor fills the window and shows the book as an open spread; covers have their own editor.
- **Easier to read:** Secondary text meets WCAG AA contrast in light and dark mode.

## 2026-11-08

- **Book editor:** Edit pages in tabs, rewrite a passage with AI, ask the assistant, and turn the book around in a 3D view.
- **Coloring books:** Four difficulty levels, single-sided pages, and a check on every drawing for shading and open lines.
- **Activity books, workbooks and journals:** Activity books with answer pages, workbooks with letter tracing, word families and math, and guided and gratitude journals.
- **Picture books:** You approve the page plan and words before pictures are drawn. Character sheets keep characters consistent, and a photo can guide them.
- **Picture book covers:** Drawn covers with several designs, and readable text backgrounds for words over pictures.

## 2026-11-07

- **Novels and non-fiction:** Books written chapter by chapter, with print files.
- **Puzzle and low-content books:** Sudoku, word searches, mazes, notebooks and more, built by a program rather than an AI image model.
- **Book setup:** Start a book from one sentence in a chat, choose from 36 book types and start from idea cards.

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Page: https://kdpbookai.com/changelog · Checked 2026-11-09

Independent product. Not affiliated with Amazon. KDP and Kindle are trademarks of Amazon.com, Inc. kdpbookai is not connected to kdpbook.io or any other similarly named service.