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Shopify Fee & Profit CalculatorYour own store

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Shopify and Gumroad: payment fees, plan costs and what you keep.

Shopify Fee & Profit CalculatorEstimate Shopify Payments card fees, your plan cost per order and profit.
Gumroad Fee CalculatorEstimate Gumroad's fee on a digital product sale and what you keep.

Seller Profit Math

Free, transparent fee and profit calculators for online sellers, with every fee sourced and dated.

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Fee figures come from each platform's own fee pages, with the date we last checked them on our Sources page. Results are rough estimates, not 100% accurate, not a guarantee and not financial or tax advice. Seller Profit Math is independent and not affiliated with, endorsed by or sponsored by Amazon, eBay, Etsy, Mercari, Poshmark, Depop, Whatnot, Shopify, Gumroad or any other marketplace. © 2026 Seller Profit Math.