AI book writer · free to start
Bookwiz outlines, drafts, and revises a complete book with you — fiction or non-fiction. Unlike a generic chatbot, it reads every chapter you have written on every request, so your book stays consistent from the first page to the last. Then it exports a real, publishable file.
No credit card · free monthly AI allowance
What is an AI book writer?
An AI book writer is software that uses large language models to help you draft an entire book — not just a paragraph or a blog post. The difference between a useful one and a toy is memory. Bookwiz keeps your whole manuscript in context, so the assistant writes chapter twelve knowing everything that happened in chapters one through eleven. That is what lets it sound like one consistent author across a full-length book.
Type one sentence about the book you want to write. Bookwiz turns it into a working title, a premise, and a chapter-by-chapter outline you can edit — fiction or non-fiction.
Ask the AI to draft, expand, or rephrase. Because it has read your whole manuscript, each new chapter stays consistent with the characters, arguments, and voice you have already written.
Highlight a paragraph and ask for a sharper version, a different tone, or a tighter cut. The assistant edits in place and remembers the decisions you made three chapters ago.
When the manuscript is done, Bookwiz builds a KDP-ready EPUB, a print-ready PDF, a paperback cover with correct spine math, and an Amazon listing pack — keywords, categories, and blurb included.
You can paste prompts into a generic AI chat, but you spend half your time re-explaining your book and pasting old chapters back in. Bookwiz removes that friction — the context is always there.
Build the argument first. Bookwiz outlines around your reader, the promise your book makes, and a logical chapter flow — then drafts each section in your voice. See the dedicated AI nonfiction book writer page for deeper how-to guidance.
Keep characters, timelines, and tone consistent across a full-length story. The assistant remembers who said what and what happened when — use the AI novel writer workflow for fiction-first tools.
Talk through what happened and shape it into chapters. The AI helps with structure and flow while your memories and voice stay yours.
Writing non-fiction? See the dedicated AI nonfiction book writer. Writing fiction? See the AI novel writer workflow. Publishing to Amazon? Pair this page with the free KDP keyword generator.
You do not need a card to begin. The free plan includes a monthly allowance of AI requests — enough to outline your book and draft your opening chapters. When you want more AI and the full publishing toolkit, paid plans start at $14/month. See the full pricing.
We keep honest side-by-sides with the tools writers ask about most:
From the writing room
Named writers. Specific moments. An assistant that had already read the manuscript.
I was blown away by Bookwiz's ability to fill in story gaps, understand and alter my characters, and it eliminates resistance. “I don't feel like writing today” is no longer an excuse.

Ryan Maloney
Author
As an emerging writer who is currently better at ideas than execution, BookWiz has been a great help to me in outlining and planning my novels. If you have ideas but no idea how to turn them into something tangible, BookWiz is definitely for you!

Tyler Williams
Author
I appreciate the quick answers. Overall I have found it to be one of the better options out there, if not the best.

Jim Parducci
Writer
I've generated the synopsis, theme, setting and even the cover — it was almost surreal to see my ideas, which had been swirling around in my mind for so long, come to life with such ease and precision!

Nilaksha Rathnayake
Author
Bookwiz is great! I am confident in the product’s ability and what I see it evolving into for writers, copywriters, bloggers. If you are looking for a partner with laser-focused attention to your vision, look no further.

Milan Mazak
Writer
I always thought that writing a book would take me forever. BookWiz makes it possible to write a book in a realistic amount of time.

Bethani Jerke
Author
Before you start
How the writing room works for this kind of book — and what you leave with.
AI can draft, expand, and revise every chapter of a book — and Bookwiz is built to do exactly that across a full-length manuscript. But the best results come from a partnership: you supply the idea, the direction, and the editorial judgment, and the AI handles drafting and rewriting at speed. You stay the author; the AI is the fastest writing assistant you have ever worked with.
You stay the author. It drafts at speed.
Describe your idea in one sentence and watch it become an outline — then draft your first chapter with an AI that remembers everything.
Start writing free