How to Write a Book — KDP Niche Analysis
The how to write a book Kindle niche scores 62/100 for opportunity — high demand, difficult entry. On BookTrendr's signals, demand sits at 86 and competition at 54. The current #1 book carries 20,511 reviews, and kindle editions average $8.49. Below you'll find the top 10 bestsellers, 8 ranked keywords (led by "writing"), the review barrier, pricing, and where a new book could still find an angle.
Snapshot taken 22 September 2026 — Amazon data changes daily.
Sales
98/day
Sales to #1
1/day
Sales to #10
Review barrier
Moderate
3,443 avg reviews · 4.5 ★ avg
Based on top 10 books.
Price
$8.49
Kindle avg
$18.11
Print avg
Based on top 10 books.
Market revenue
≈ $66,499
7,830 copies/mo
Estimated from top-10 BSR. Not actual Amazon sales data.
Top 10 bestsellers
Live from Amazon — cover, BSR, estimated daily sales, reviews, and price. Titles link to Amazon.
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5
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9
10
On Writing: A Memoir of the Craft (A Memoir of the Craft (Reissue))
2,020
BSR
$11.99
Price
The Well-Spoken Thesaurus: The Most Powerful Ways to Say Everyday Words and Phrases (Christmas Gift or Stocking Stuffer for Writers or College Students)
2,793
BSR
$9.50
Price
Save the Cat! Writes a Novel: The Last Book On Novel Writing You'll Ever Need
3,073
BSR
$1.99
Price
Start Writing Your Book Today: A Step-by-Step Plan to Write Your Nonfiction Book, From First Draft to Finished Manuscript
38,845
BSR
$0.00
Price
Writing Fiction For Dummies (Books For Dummies)
45,954
BSR
$15.00
Price
Write, Edit, Publish: What Every Writer Needs to Know but Only an Editor Will Tell You
72,770
BSR
$0.00
Price
The Structure of Story: How to Write Great Stories by Focusing on What Really Matters (Kiingo Storytelling)
271,507
BSR
$14.99
Price
How to Write a Bestseller: 9 Easy Steps to Write, Publish, Promote, and Profit from Your Book
320,120
BSR
$2.99
Price
How to Write a Book: A Book for Anyone Who Has Never Written a Book (But Wants To)
543,460
BSR
$0.00
Price
How to Write a Book in 48 Hours: A Simple Step-by-Step System for Writing a Good Book Fast
3,880,910
BSR
$2.99
Price
Est. sales/day are modelled from live BSR — a guide, not a guarantee. As an Amazon Associate we earn from qualifying purchases.
Keyword demand
Top search terms in this niche, with monthly volume and an opportunity score.
writing
~34,034 searches/mo
how to read a book
~8,340 searches/mo
how to write a book
~6,245 searches/mo
how to write a book review
~4,600 searches/mo
how to write
~2,057 searches/mo
writing books
~2,057 searches/mo
how to write a book for beginners
~1,533 searches/mo
how to write a story
~1,271 searches/mo
FAQ — How to Write a Book KDP niche
Is How to Write a Book a good KDP niche?
It scores 62/100 on BookTrendr's opportunity model — high demand, difficult entry. That means real demand, but you'll need a sharp angle to stand out. Always read the full breakdown before committing.
How hard is it to rank in the how to write a book niche?
The review barrier is moderate — the top books average 3,443 reviews. A new book can compete with a clear angle and a solid launch.
What do books in the how to write a book niche sell for?
Kindle editions in the top 10 average $8.49, with print around $18.11. Use that as a pricing benchmark for a new title.
How many sales does the top book make?
The #1 book is estimated at about 98 sales/day, modelled from its live Amazon BSR. It's a guide to the ceiling of the niche, not exact Amazon sales data.
Where does the data come from?
Live Amazon bestseller and keyword data captured on 22 September 2026. Rankings, prices, and reviews change daily, so treat the figures as a research-based snapshot. Run "how to write a book" in BookTrendr for a fresh, deeper analysis.
This is the short version
The page above is a snapshot. Run "How to write a book" — or any Kindle topic — inside BookTrendr and you get the full picture, plus tools this preview can't show:
- Live bestsellers you can re-run any time, not a fixed snapshot
- New releases — see what's launching now
- Deeper keyword research with real search volumes
- Category research — find the right BSR categories
- Reverse ASIN — reverse-engineer any competitor's keywords
- AI review analysis — what readers love and complain about
- Book ideas, angles, titles, and sub-niches
- Monitor books, authors, and niches for changes over time
No card required. 102 niches here are just examples — research any topic you like.
Related tools & guides
Opportunity score, BSR, and sales figures are modelled estimates from live Amazon and keyword data captured on the date shown. A guide, not a guarantee.