Amazon KDP Profit Master
Calculate accurate KDP unit economics for eBooks, Paperbacks, Hardcovers, and KENP. Estimate print costs, ad spend margin, and net publisher profit globally.
Tip: Change one assumption at a time to compare result deltas.
Book Settings
Configure layout and sales parameters.
Take-Home Gross (Monthly)
$1,617
Pure royalties
Net Royalty (Unit)
$6
Amazon's cut removed
Annual Run-rate
$19,404
Extrapolated
Profit & Loss Ledger
Ensure your list price adequately covers Amazon's base manufacturing constraints before turning on advertising campaigns.
How to use this calculator
Amazon Kindle Direct Publishing (KDP) uses rigorous formulas to calculate printing costs based on format, trim, and ink type. Understanding these metrics is critical before launching a book or running paid advertising campaigns.
1. Estimate Print-On-Demand Costs
Black & White paperbacks have the lowest printing threshold (roughly $2.30 in the US for books under 108 pages). Switching to Premium Color dramatically increases the per-page variable cost.
2. Navigating eBook Delivery Fees
If you select the 70% royalty tier for an eBook, Amazon charges a 'Digital Delivery Fee' based on your uncompressed file size (e.g., $0.15 per Megabyte). If you have an image-intensive book, you may literally earn zero royalties at 70%. In such cases, switch to the 35% tier, which waives all delivery constraints.
3. Factor in Launch Overheads
Use Nerd Mode to calculate exactly how many units you must sell to break even on sunk costs like Editing, Cover Design, and Formatting.
Frequently Asked Questions
Why does the calculator say my list price is invalid?
KDP requires your list price to be high enough to at least cover the absolute minimum printing costs. If a 300-page color book costs $8.50 to print, Amazon will not allow you to list the physical book for $4.99 because royalties cannot be negative.
How do I calculate true profit after running Amazon Ads?
Toggle 'Nerd Mode' and input your target ACOS (Advertising Cost of Sales) and the percentage of sales you expect to drive through Paid vs Organic. The calculator will run a full P&L to isolate your absolute bottom-line bank deposit.
What is the Withholding Tax slider for?
Non-US authors are typically subjected to a 30% IRS tax withholding on their US royalties before the money is wired internationally. You can calculate this exact 'bleed' using Nerd Mode.