2026 Fee Rates Updated

Master your e-commerce profit margins

The definitive suite of 22+ calculators for marketplace fees, payment gateways, and ad performance. 100% free, 100% client-side privacy.

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Marketplace Fees

Etsy Fee & Profit CalculatorShopify Profit CalculatorAmazon FBA CalculatoreBay Fee CalculatorMercari & Poshmark CalculatorTikTok Shop Calculator

Payment Gateways

Stripe Fee CalculatorPayPal Reverse CalculatorWise & FX Transfer CalculatorCOD & RTO Risk Calculator

Pricing & Margin

COGS CalculatorMarkup vs Margin CalculatorTarget Margin Pricing CalculatorBreak-Even Point CalculatorWholesale & Retail Tier Calculator

Ad Performance & Logistics

ROAS & Net Profit CalculatorAmazon ACoS & TACoS CalculatorAd Metrics CalculatorMER CalculatorCBM & Volumetric WeightGST & VAT Calculator