KDP Royalty Calculator
Estimate Kindle Direct Publishing royalties for eBook, paperback, and hardcover — with print costs and annual revenue projections.
$6.93
Royalty per copy
$346.65
Monthly revenue
$4159.80
Yearly revenue
70% rate ($2.99-$9.99) minus $0.06 delivery fee · estimates; verify current KDP rates before pricing.
Know your per-copy math
Most authors can name their book's list price but not what lands in their account. This calculator breaks down the royalty for each format and projects yearly revenue at any sales pace.
How to use it
Enter your list price, pick the format, add the print cost for physical books, and set a monthly sales target. The math updates instantly.
Why use this KDP Royalty Calculator instead of asking ChatGPT or Claude?
Chatbots are great for ideas. This tool is for getting the job done — here's what changes when you use it instead of pasting your text into a chat app.
| Compared to a chatbot | This tool | ChatGPT / Claude |
|---|---|---|
| Speed | Instant. No prompt, no preamble, no waiting. | Type a prompt, wait for a long reply, read through it. |
| Privacy | Runs in your browser. Nothing gets uploaded or stored. | Your text is sent to and stored by a third party. |
| Format | Consistent, copy-ready output every single time. | Different style and structure every session. |
| Signup | None. Open the page and go. | Account required, limits and paid tiers involved. |
| Cost | Free. Unlimited with Tools Pro ($4.99/mo, all 18 tools). | Free tier with limits, or $20+/mo for full access. |
Use a chatbot to brainstorm. Use this tool to finish the job — then publish with Harmony when the book is ready.
Frequently asked questions
How do KDP royalties work?
eBooks earn 70% for prices between $2.99 and $9.99 (minus a delivery fee), and 35% outside that range. Paperbacks and hardcovers earn 60% of list price minus print cost.
Are KDP royalty rates fixed?
Rates change occasionally and differ by country and distribution channel. Treat this calculator as an estimate, then verify the exact rate in KDP before pricing.
Is 100% royalty better than KDP?
With Harmony Publishing you keep 100% of royalties and own your ISBN, files, and rights — no delivery fees, no print-cost deductions, no 35% bands.
Keep 100% of every sale?
Harmony Publishing publishes and distributes your book with 100% royalties to you — one transparent price.
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