ListingMath.com provides free calculators and educational content to help online sellers, self-published authors, and creators estimate marketplace fees, printing costs, royalties, and potential profit.
Estimates only
All calculator results are estimates. Actual marketplace fees, printing charges, shipping costs, taxes, and payment processing rates may differ from what ListingMath shows. Marketplace fee structures change without notice, and ListingMath may not always reflect the latest values.
Always verify final fees, royalty rates, and printing costs inside your own seller account (Etsy Seller Handbook, eBay Fee Illustrator, Amazon Seller Central, KDP Pricing calculator) before making pricing or listing decisions.
Not professional advice
ListingMath is not:
• A licensed financial advisor
• A licensed tax advisor
• A licensed accountant
• A legal representative for any marketplace
• A party to any transaction between you and a marketplace or buyer
For decisions involving business taxes, entity structure, bookkeeping, compliance, or contracts, consult a qualified professional in your jurisdiction.
Marketplace independence
ListingMath is not affiliated with, endorsed by, or connected to Etsy, eBay, Amazon, Kindle Direct Publishing, or any other marketplace. Marketplace names and logos referenced on this site are used descriptively and remain the property of their respective owners.
Third-party links and tools
ListingMath may link to external tools, articles, or services. We are not responsible for the content, pricing, availability, or policies of third-party websites. Review each third-party service's own terms before use.
Your responsibility
You remain fully responsible for:
• Verifying every number before making a business decision
• Complying with marketplace terms, tax laws, and consumer protection rules in your jurisdiction
• Any losses, disputes, refunds, or issues arising from decisions you make
Using ListingMath does not create any professional, advisory, or fiduciary relationship. You use the calculators and content at your own risk.
Changes to this disclaimer
We may update this disclaimer at any time. Continued use of ListingMath after changes means you accept the updated terms. See also our Terms of Use and Privacy Policy.