eBay Fee Calculator
Estimate selling fees, promoted listing costs and profit per order.
Open calculator →Free tools for independent ecommerce sellers
Know your numbers.
Keep more profit.
Calculate marketplace fees, understand true per-order costs and set prices with a clear profit target. Free, browser-based tools—no account required.
Explore all 7 free calculators →
Popular selling platforms
eBay
Etsy
Amazon
Shopify
AmazonShopifyChoose your selling platform
Start with the fees and costs that apply to your channel.
Etsy Profit Calculator
Include transaction, US payment processing, listing and Offsite Ads fees.
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Amazon FBA Calculator
Model referral fees, FBA fulfilment, storage and advertising costs.
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Shopify Profit Calculator
Estimate payment processing, plan allocation and net order profit.
Open calculator →A clearer view of every order—from selling price to the profit you actually keep.
Make decisions using net profit—not sales revenue
Marketplace fees, payment processing, fulfilment, advertising and product costs all reduce what you keep. Margenao helps independent sellers estimate these costs before setting prices or launching products.
Choose a platform calculator for a channel-specific estimate, or use the general profit calculator to model a product sold through another marketplace or storefront. Enter your own fee rates and verify them against your seller account and official fee documentation.
Free tools for everyday seller decisions
- Target selling price calculator to work backwards from a desired profit margin.
- Break-even calculator to estimate the minimum price that covers your entered costs.
- Product profit calculator to compare unit economics across sales channels.
Practical seller guides
Use real numbers to understand costs, cash flow and product performance.
Contribution Profit vs Cash Flow
Understand why a profitable order does not always mean cash is available in your bank account.
Read guide →Reconcile Marketplace Payouts
Bridge order sales, refunds, marketplace fees and settlement deposits without confusing revenue with cash received.
Read guide →Return Rates and True Product Margin
Measure the financial impact of refunds, return postage, fee losses and unsellable inventory.
Read guide →