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Know Your Real Profit on Every Sale

Free fee calculators for eBay, Etsy, Poshmark, Shopify, Mercari, Whatnot, and Depop. See exactly how much you keep after all platform fees.

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eBay Fee Calculator

Final value fees from 3% to 15% + $0.30 per order

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Etsy Fee Calculator

6.5% transaction fee + 3% + $0.25 payment processing

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Amazon FBA Calculator

Referral fee 8-15% + FBA fulfillment + storage fees

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Shopify Profit Calculator

Subscription + processing + apps to reveal true per-order cost

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Poshmark Fee Calculator

Flat 20% commission on sales over $15

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Depop Fee Calculator

10% commission + payment processing fees

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Mercari Fee Calculator

10% seller fee with shipping method impact on real margin

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Whatnot Fee Calculator

8% commission + 2.9% processing on live sales

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Fee Comparison

Why Sellers Use FeeCalcs

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Always Up to Date

Fee structures change. Our calculators reflect the latest 2026 rates.

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All Platforms, One Place

Compare fees across eBay, Etsy, Amazon, and more in seconds.

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See Real Profit

Enter your costs and see exactly what you keep. No guessing.

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