Ghostwriter vs Editor vs Book Coach: Which Do You Need?

“I want to write a book” can mean three very different jobs, and people often hire the wrong professional for theirs. Someone with 60,000 words sitting in a drawer pays a ghostwriter $40,000 to start from scratch. Someone with nothing but an idea pays an editor $2,000 to read an outline and tell them to go write it. This guide sorts out who does what, what each costs, and how to tell which one you need.

What’s the difference between a ghostwriter, an editor and a book coach?

The simplest way to tell them apart is to ask who writes the sentences.

	Ghostwriter	Book coach	Editor
Who writes the words	The ghostwriter, from your interviews and material	You, with guidance and deadlines	You already did. The editor improves them.
Typical cost (full book)	$25,000–$85,000	$3,000–$15,000 over the project	$3,000–$12,000 (developmental edit)
Timeline	6–12 months	6–18 months, set by your pace	4–8 weeks per editing stage
Your time	20–40 hours of interviews and review	5–10 hours a week of writing	Revision time after each edit
Whose name is on it	Yours (credit for the writer is optional)	Yours	Yours
Best for	Busy people with a story or expertise, not time	People who want to write it themselves	People with a finished or near-finished draft

A ghostwriter writes the book for you

You talk, they write. A professional ghostwriter interviews you over weeks or months, gathers your documents, notes and recordings, and turns them into a book in your voice. You review each chapter and have the final say. Legally the book is yours, and whether the writer gets any credit is something you negotiate. See how much it costs to hire a ghostwriter for the full breakdown.

A book coach keeps you writing

A coach doesn’t write your book. They help you plan it, set deadlines, read your pages as you go, and get you through the middle where most books die. Coaching is usually billed monthly or in packages. It’s the cheapest way to end up with a finished draft you wrote yourself, but only if you actually do the writing. More on what to expect in our guide to book writing coaches.

An editor improves a book that already exists

Editors come in stages: developmental (structure), line (sentences), copy (correctness) and proof (final typos). None of them can fix a book that isn’t written yet. Rates for each stage are in how much a book editor costs.

Which one do I need? A quick self-test

Answer these five questions honestly.

1. How many usable words do you have? Under 10,000 points to a ghostwriter or coach. 10,000–30,000 is a coach, or a ghostwriter who works from your draft. Over 30,000 points to an editor.
2. Do you want to write it, or have it written? Plenty of people say “write” and mean “have written”. Be honest. There’s no wrong answer, only a wrong hire.
3. How many hours a week can you really give it? Less than 3 rules out coaching. Ghostwriting needs about 1–2 hours a week of your time.
4. What’s your budget? Under $5,000 means an editor or a coach. $5,000–$20,000 buys a coach plus an editor, or a short ghostwritten book (a family memoir of 20,000–35,000 words). $25,000+ opens up full-length ghostwriting.
5. Is there a deadline? A book needed for a launch, a speaking tour or a parent’s 90th birthday usually means a ghostwriter, because coaching runs at the speed of your spare time.

If your answers split across two columns, that’s normal. The writer match quiz asks the same questions and gives you a straight recommendation in about a minute.

What if my book is half-finished?

This is the most common situation and the one most often mis-sold. You have 20,000 words, several false starts and a folder of notes. There are three honest options:

• Finish it yourself with a coach, then hire an editor. It’s the cheapest total, usually $5,000–$20,000, but only works if the problem was accountability, not time. Our guide on how to finish a book when you’re stuck is a free place to start.
• Hire a ghostwriter to complete it. A good one will use your existing pages as raw material and your voice guide, which can reduce the fee compared with starting from zero, but don’t expect it to halve it. Much of a ghostwriter’s work is structure and interviews, and those still have to happen.
• Hire a “book doctor”, an editor or ghostwriter who restructures and heavily rewrites an existing draft. Quotes typically fall between an editing fee and a ghostwriting fee.

Can one company do all three?

Yes. Many firms sell “ghostwriting and editing services” together. That’s fine if you know which one you’re buying. Ask them directly:

• Who will write the new words, and can I talk to that person before I sign?
• Is the edit included done by a different person from the writer? (A second pair of eyes is worth having.)
• What exactly is the deliverable: a finished manuscript, a proposal, a published book?

Be careful of bundles that treat editing, design, publishing and marketing as one price. The editing in those packages is often light, and you can’t compare it with anything. Our ghostwriter vetting checklist covers the questions that separate real professionals from sales teams.

Frequently asked questions