KDP Royalty Calculator
Calculate your exact royalties for paperback and eBook sales across all Amazon marketplaces.
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Spine Width Calculator
Get the precise spine width for your book cover based on page count and paper type.
Calculate Spine →Cover Dimensions
Calculate full cover dimensions including bleed, spine, and margins for any trim size.
Get Dimensions →Word Count to Pages
Convert your manuscript word count to estimated page count based on trim size and font.
Convert Now →Print Cost Estimator
Estimate printing costs and minimum prices for your book across all marketplaces.
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