PromptHub
Free Novel Planner

AI Book Outline Generator

A chapter-by-chapter novel outline with 3-act structure and a midpoint twist.

Free • No account • ~30–90 seconds

How to use the Book Outline Generator

Structure your novel before you write it.

1

Write a strong premise

One or two sentences that hook the reader: character + conflict + stakes.
2

Choose genre and length

12 chapters for a novella, 20-30 for a full novel. The outline scales to fit.
3

Use the acts as a map

Follow the 3-act structure and turning points, then start drafting chapter one.

Book Outline Generator — FAQ

Does it follow story structure?

Yes — a 3-act structure with inciting incident, midpoint twist, climax and resolution, chapter by chapter.

Can I adapt it to my plot?

Absolutely — treat it as a skeleton. Move, merge or add chapters to fit your story.

Is it good for non-fiction?

It's tuned for fiction, but the act structure adapts to narrative non-fiction too. For textbooks, restructure around chapters of concepts.

How long does it take?

30-90 seconds depending on chapter count — keep the page open while it generates.