Calculate profit margins, fees, and ROI for Amazon FBA, Etsy, eBay, Shopify, and dropshipping. Free, no sign-up.
ProfitCalc is a free profit calculator for eCommerce sellers. With 89+ specialized calculators covering Amazon FBA, Etsy, eBay, Shopify, Dropshipping, and niche platforms like Depop, Poshmark, and Whatnot — we help you calculate your exact profit margins, fees, and ROI before you invest a dollar. No sign-up. No limits. Just accurate profit calculations.
Step 1: Pick your platform calculator. Step 2: Enter your selling price and costs. Step 3: Instantly see your profit, margin, and ROI. It's that simple.
Amazon FBA sellers, Etsy shop owners, eBay resellers, Shopify merchants, dropshippers, small business owners, freelancers, real estate investors, and entrepreneurs across 80+ business types trust ProfitCalc to make data-driven pricing decisions.
Q: How accurate is the profit calculation?
A: The calculator uses standard profit formulas. Actual platform fees may vary — always verify with your platform's fee schedule.
Q: Is ProfitCalc free?
A: Yes, 100% free with no sign-up and no limits on calculations.
Q: How is ProfitCalc different from other calculators?
A: We cover niche platforms no one else does — Depop, Poshmark, Whatnot, Mercari, TikTok Shop — plus 80+ business-specific calculators from bakeries to SaaS. Each calculator is tailored to its platform's actual fee structure.
Q: What's the difference between profit margin and ROI?
A: Profit margin = Profit / Revenue. ROI = Profit / Investment. Margin tells you pricing efficiency; ROI tells you return on your capital.
From Amazon FBA to Airbnb, we have a calculator for every business model.
No sign-up. No limits. All calculations run in your browser — your data never leaves your device.
Only platform covering Depop, Poshmark, Whatnot, Mercari, and TikTok Shop profit calculators.