Free Ecommerce
Profit Calculators
Know your numbers before you price, advertise or scale. Calculate profit, marketplace fees, margins, ROAS, ad budgets, landed costs and more.
Start with your selling channel
These six calculators connect platform fees and fulfillment costs to product-level profit. Use the matching guide when you want a worked example before changing your own assumptions.
Shopify Profit Calculator
Model product cost, payment fees, apps, ads, returns and plan economics.
Shopify cost guide →Amazon FBA Profit Calculator
Compare referral fees, FBA costs, advertising and merchant fulfillment.
FBA vs FBM guide →Etsy Profit & Fee Calculator
Include transaction, payment, listing, ad, shipping and return costs.
Etsy pricing guide →Walmart WFS Profit Calculator
Compare WFS and seller fulfillment with referral, storage and ad costs.
WFS comparison guide →TikTok FBT Calculator
Estimate chargeable weight and compare FBT with a 3PL or self-fulfillment.
FBT vs 3PL guide →Dropshipping Profit Calculator
Connect supplier cost, delivery, fees, returns and ad CPA to net margin.
Unit economics guide →Choose a calculator for your business
Start with your platform, or search for a task such as pricing, fees, monthly profit or advertising. Results are free to use.
26 calculators available.
Marketplace & Store Calculators
Jump straight to a calculator tailored to your selling channel.
Tools for Better Decisions
Cost → Price → Margin → Advertising → Profit
ProfitCalcTools helps ecommerce sellers understand the economics behind every sale — from landed product cost and marketplace fees to advertising CPA and monthly profit.
Ecommerce calculations without the spreadsheet headache
Ecommerce profit depends on more than selling price minus product cost. Marketplace fees, shipping, fulfillment, advertising, refunds, payment processing, apps and inventory costs can all change the result. ProfitCalcTools gives you focused calculators for the decision you are making, with editable assumptions so you can model your own business instead of relying on one universal fee schedule.