Writing & MediaFree
Chapter Title Generator for Your Whole Book
Paste your chapter list or outline. Get a title for every chapter in three matching styles, with any title that spoils a twist flagged.
River's chapter title generator titles your whole book, not one chapter at a time. Paste your chapter list, an outline, or a single chapter, and River reads what happens in each. You get three title styles applied across every chapter, side by side in a table, so you can see which one holds up from the first chapter to the last. River recommends one style for your book, explains why, and flags any title that would give away a twist before the reader reaches it.
Most chapter title generators hand you a pile of evocative phrases for one chapter at a time. Titles chosen that way rarely match each other, and a book where chapter one is a single word and chapter two is a long poetic phrase looks unplanned. Working from the whole list fixes that. Every title in a style follows the same pattern, whether that is objects, lines of dialogue or plain labels, and River checks each title against what readers know at that point.
This is for novelists finishing a draft, memoir and nonfiction writers who want chapter names that work in a table of contents, and anyone whose working titles are still Chapter 1 and Chapter 2. Use it once the chapter order is mostly settled and the working titles start to bother you. If you are still deciding the order, the book outline generator helps first, and the book title generator finds a title for the book itself. Starting from scratch? The 24-chapter novel outline gives every chapter a job worth naming.
How to title chapters so they work together
Chapter titles are a set, not a list of separate decisions. Readers meet them one at a time in the book and all at once in the table of contents. A consistent pattern makes the book feel designed. A. A. Milne gives all ten chapters of Winnie-the-Pooh long "In Which" titles, such as "In Which We Are Introduced to Winnie-the-Pooh and Some Bees, and the Stories Begin." The pattern itself becomes part of the book's voice, and readers learn to enjoy it.
The commonest problem is the spoiler. A title written after the draft is finished tends to name the big moment, because that is what the author remembers about the chapter. If the reveal comes on the last page, a title naming it ruins the turn. Good titles point at something true in the chapter that only gains its full meaning once the chapter is read. "The Boy Who Lived," the first chapter of Harry Potter and the Philosopher's Stone, names a mystery rather than an answer.
Pick the pattern from your book's voice. Short plain titles suit fast thrillers and practical nonfiction. Objects or images suit literary fiction and memoir, where a single word like "The Journal" can carry a chapter. Lines lifted from the chapter's own dialogue work well when your characters have strong voices. Numbered chapters with no titles are also a real choice, and many bestsellers use them. Titles earn their place only when they add something the number cannot.
How it works
Paste your chapters
A numbered chapter list, an outline, or the text of a chapter you want titled.
River tries three styles
Each style is applied to every chapter so you can compare the whole set at once.
Check for spoilers
Titles that reveal a twist before the reader reaches it are flagged and replaced.
Refine in chat
Pick a style and ask River to sharpen individual titles or try another pattern.
What you get
- A title for every chapter you list, not a pile of options for one chapter
- Three different styles applied across the whole book, side by side in one table
- A recommended style for your book, with the reason it fits your voice and genre
- Any title that gives away a twist or reveal too early, flagged with a safer option
- Titles drawn from what actually happens in each chapter, using your names and details
- Fifteen options in several styles when you paste just one chapter or summary
Common questions
Should chapter titles give away what happens?
No. A good chapter title hints at something true in the chapter without naming its turn. Readers see the title before they read the chapter, so a title like "Daniel's Betrayal" spends the surprise in advance. River checks every title against what readers know at that point in the book and flags any that reveal too much.
Do novels need chapter titles at all?
No. Plenty of successful novels use numbers only, especially fast-paced thrillers with many short chapters. Titles are worth it when they add tone, help readers find their place, or carry a running joke or motif. If River's three styles all feel forced for your book, that is a useful sign that numbers may serve it better.
Can I paste just one chapter?
Yes. With a single chapter or summary, River gives you fifteen titles across several styles, grouped so you can see which kind suits your book. Once you know the style you want, paste the full chapter list and River titles the rest in the same pattern, so the whole set stays consistent.
Should every chapter title follow the same format?
Usually, yes. Matching length and pattern make a table of contents look deliberate, whether every title is one word, an object, or a line of dialogue. A book can break its own pattern once for effect, such as a final chapter titled differently from the rest, but it reads as a choice only when the pattern was clear first.
Does it work for nonfiction and memoir?
Yes. For nonfiction, River leans toward titles that tell readers what they will learn, sometimes with a short subtitle, because readers often scan a table of contents to decide whether to buy. For memoir, it favours images, places and moments from your own life, drawn from what you pasted rather than invented.
Built by
Chandler Supple
Co-founder & CEO, River
Chandler has spent the last six years working in AI, building tools for millions of users and Fortune 100 companies. In 2025, he co-founded River to build a new kind of operating system for AI agents.
Chapter Title Generator for Your Whole Book
Describe what you need, add any files you have, and your workspace opens with the work already underway.