SmartKDP

Free KDP Tools

Practical calculators, generators, and checkers for Amazon KDP self-publishers — no login, no paywall. Plus the SmartKDP studios, for the parts of publishing a free tool can't do alone.

Calculators

KDP Royalty Calculator

Estimate your Amazon KDP printing cost, royalty, and minimum list price across all 12 marketplaces.

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KDP Cover Size Calculator

Get exact full-wrap cover dimensions and spine width for your trim size and page count.

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Amazon BSR Sales Calculator

Turn a Best Sellers Rank into an honest, confidence-ranged daily sales estimate.

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Book Pricing Calculator

Explore how list price and royalty rate trade off, and find your breakeven point.

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Generators

QR Code Generator for Books

Generate a print-ready QR code with book-specific presets for back covers and inserts.

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Pen Name Generator

Genre-aware pen name suggestions for building a publishing identity.

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Word Cloud Generator

Visualize keyword density in your manuscript or listing copy.

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Book Title Generator

Coming soon

AI-assisted title ideas for your genre and topic — a taste of Listing Studio.

Checkers

Book Trademark Checker

Coming soon

Screen a working title against USPTO trademark records before you commit to it.

KDP Listing Checker

Coming soon

A quick pass over your title, description, and keywords against KDP's guidelines.

Research

KDP Category Finder

Search Amazon's book categories, copy the full path, and see what sits inside each one.

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Shelf Lens

Coming soon

A free Chrome extension that overlays BSR, royalty, and trim data on any Amazon book page.

Royalty Ledger

Coming soon

Import your KDP payment reports into one portfolio and profit dashboard.

Studios

Book Studio

Beta

A Canva-style editor for crossword, word search, sudoku, maze, and word scramble books — every puzzle stays a live, editable object.

Paid · free during beta

Open the beta →

Listing Studio

Coming soon

AI-assisted titles, descriptions, keywords, and category suggestions, plus a one-click KDP upload package.

Research Studio

Coming soon

Keyword research, reverse ASIN lookup, niche analysis, and rank tracking for KDP publishers.