Stop guessing your
profit margins.
Eight free calculators that show your real fees and true net profit on the marketplace you actually sell through. Source-cited rates, no sign-up.
Pick your marketplace — all eight calculators, one verified fee engine Pick your marketplace — all eight
All 8 free calculators
Etsy Fee Calculator
Listing, transaction, and payment fees on the full order — plus Offsite Ads and refunds.
Shopify Margin Calculator
Every plan at its own card rate, third-party gateway fees, apps, and chargebacks.
Amazon FBA Calculator
Referral fees by category, FBA or merchant fulfilment, the fuel surcharge, and storage.
eBay Fee Calculator
Final value fees by category, the per-order fee, and insertion costs past the free allowance.
Walmart Fee Calculator
Referral fees across all 32 contract categories, including price-band rates, plus WFS.
TikTok Shop Calculator
Referral commission and creator affiliate cuts, netted against ad spend.
Dropshipping Calculator
Gateway fees, supplier costs, disputes, duties, and the ad economics that decide it.
Print on Demand Calculator
Base cost, provider shipping, and the real fees of whichever channel you sell on.
Real-Time
See your profit margins update instantly as you adjust prices and costs. No page reloads, no waiting.
Free & Unlimited
No sign-ups, no limits, no paywalls. Calculate as many scenarios as you need.
Export Ready
Download your profit breakdowns as CSV for bookkeeping, tax prep, or sharing with your team.
Why Precise Margin Tracking Matters
Online selling has never been more competitive. With rising platform fees, shipping costs, and advertising expenses, understanding your exact profit margin is essential to running a sustainable e-commerce business.
Each marketplace operates with its own fee structure, and they rarely resemble each other. Etsy charges a listing fee, a transaction fee on the whole order including shipping, and payment processing. Amazon and Walmart charge referral fees that change by category and by price band. eBay adds a flat per-order fee to its final value fee. Shopify sells you a plan and a card rate. TikTok takes a commission and your creators take another. Manual spreadsheets go stale the first time any of them changes.
Our free calculators handle all the math automatically. Just enter your numbers and get an instant, accurate profit breakdown. No sign-up, no fees, no hassle.
Pick your marketplace: Etsy Fee Calculator, Shopify Margin Calculator, Amazon FBA Calculator, eBay Fee Calculator, Walmart Fee Calculator, TikTok Shop Calculator, Dropshipping Calculator, or Print on Demand Calculator. Comparing two of them? The side-by-side comparison prices one product through every platform at once, and multi-SKU analysis does the same for a whole catalogue.