Powerful calculators and resources to help self-publishing authors succeed on Amazon KDP. Calculate royalties, dimensions, and optimize your book for maximum profit.
Calculate your Amazon KDP royalties for paperback and hardcover books. See printing costs and profit margins instantly.
Calculate the exact spine width for your book cover design. Get measurements in both inches and millimeters.
Get precise full cover dimensions including bleed for your KDP paperback or hardcover book.
Convert your manuscript word count to estimated page count. Get pricing recommendations based on book length.
Estimate KDP printing costs across different marketplaces. Plan your pricing strategy effectively.
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Based on official Amazon KDP specifications and pricing formulas.
Calculate for US, UK, Germany, Canada, and more marketplaces.
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