Free Tools for Self-Published Authors
Everything you need to optimize your Amazon KDP book listing — from categories and keywords to A+ Content. No subscription required.
A+ Content Generator
Look like a traditional publisher — without one.
Generate professional "From the Publisher" content for your Amazon book listing. Pick a layout, add your book, and get AI-powered copy and images in minutes.
Amazon reports A+ Content can boost sales by up to 8%
Try it free
Category Finder
Find the categories where you can actually rank #1.
Paste your book description and our AI suggests the best Amazon categories from 5,264+ options — with competitiveness scores so you know where ranking is realistic.
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A/B Test Calculator
Did your listing change actually work?
Test whether a change to your cover, title, description, or A+ Content led to a statistically significant improvement in sales, page reads, or ad performance.
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KDP Print Royalty Calculator
Paperback & hardcover royalty in one click.
Pick your trim size, interior, page count, list price, and marketplace — see your royalty per sale, printing cost, minimum list price, and break-even ACOS for every KDP marketplace.
Try it freeKindle eBook Royalty Calculator
How much you earn per Kindle sale.
Compute your KDP royalty on the 35% or 70% tier, accounting for list price, file size delivery fees, and marketplace eligibility.
Try it freeKENP Read Royalty Calculator
Turn page reads into Kindle Unlimited income.
Convert your KDP Select page reads into estimated royalty earnings using the latest per-page rate by marketplace.
Try it freeBook Sales Calculator
BSR → estimated sales per day.
Convert any Amazon Best Sellers Rank into an estimated sales-per-day and sales-per-month figure — for Kindle, paperback, or Audible.
Try it freeAudiobook Royalty Calculator
ACX exclusive vs non-exclusive, royalty-share vs paid.
Compute your per-sale earnings on ACX: 40% vs 25% tier, royalty-share vs pay-for-production deal, and narrator-split scenarios.
Try it freeBook Cost Calculator
Your total self-publishing budget.
Add up cover design, editing, formatting, ISBN, and marketing to see your true cost of going from manuscript to published book.
Try it freeTrademark Checker
Don't let a takedown kill your launch.
Search the US trademark database for your title, series name, or pen name. Catch conflicts in Class 16 (printed publications) and Class 41 (entertainment) before you publish.
Try it freeDescription Formatter
Preview your Amazon listing before you publish.
WYSIWYG editor with a live Amazon-style preview and KDP-safe HTML export. Auto-cleans formatting that breaks when you paste from Word or Google Docs.
Try it freeKeyword Tracker
Are readers actually finding your book?
Track your Amazon search ranking for every keyword, daily. See who's outranking you and where the real opportunities are.
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Listing Optimizer
Your listing is your storefront. Is it working?
Analyze your product description against top-ranking competitors and get smart rewrite suggestions powered by AI.
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Take Your Book Marketing Further
Scrivy helps self-published authors get real reviews from verified readers. Sign up free and get $10 in review credit to start.
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