In short
- Free calculators
- Publishing glossary
- Practical guides
- Comparisons
Free tools
Run the numbers with the assumptions visible. Where a figure is Amazon's, the tool links the KDP page it was read from, with the date.
- Book Pricing Recommender
- KDP AI Disclosure Tool
- KENP Earnings Estimator
- Kindle Royalty Calculator
- Self Publishing Cost Calculator
- Where To Sell eBook Calculator
- Word Count To Pages Converter
- Book Idea Scorecard
- Chapter Word Budget Planner
- eBook Profit & Break-even Calculator
- KDP Spine Width Calculator
- Book Metadata Checker
- eBook Writing Time Estimator
- eBook Sales Funnel Calculator
- KDP Niche Demand Checker
Guides
The decisions between an idea and a finished file, in the order they come up.
- How to write an eBook
- How to find an eBook idea
- How long writing takes
- How to create and sell an eBook
- How eBook economics work
- How much eBook authors make
- What publishing costs
- How to market an eBook
- How to start without an audience
- Where to sell eBooks
- How to price an eBook
- How to publish an eBook
- Using AI responsibly
Writing, publishing and selling
Longer pieces: the AI declaration, pricing, Kindle Unlimited, lead magnets, formatting, promotion.
- AI eBooks: the questions people actually ask
- Can AI write a book? What it does well, and what it cannot
- Chat-model prompts for writing an eBook, in order
- eBook cover design: what works at thumbnail size
- eBook pricing strategy: bands, royalties, and what to test
- Editing AI writing so it reads like a person wrote it
- How long should an eBook be?
- How to create a lead magnet eBook people actually finish
- How to format an eBook for Kindle
- How to promote an eBook without a marketing budget
- How to publish an eBook on Amazon KDP
- How to write a nonfiction book outline that holds up
- How to write an eBook in a day — and what to leave
- How to write an eBook with AI, from brief to file
- Kindle Unlimited strategy: what KDP Select gives and costs
- Lead magnet eBook ideas for coaches and consultants
- How to turn blog posts into an eBook worth paying for
- How to turn a course into a companion workbook
Compare tools
Where each tool starts, what happens after the draft, who fits which.
- Build an Ebook vs ChatGPT
- Build an Ebook vs Claude
- Build an Ebook vs Gemini
- Build an Ebook vs Microsoft Copilot
- Build an Ebook vs Perplexity
- Build an Ebook vs Manus
- Build an Ebook vs Jasper
- Build an Ebook vs Rytr
- Build an Ebook vs Sudowrite
- Build an Ebook vs Squibler
- Build an Ebook vs Novelcrafter
- Build an Ebook vs Scrivener
- Build an Ebook vs Vellum
- Build an Ebook vs Atticus
- Build an Ebook vs Designrr
Glossary
Definitions only — the numbers that change live in the tools, with their sources.
Book formats
Twelve shapes a book can take, each with a worked chapter plan.
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