Marketplace Math

Payment math

Know the PayPal fee before the payment lands.

Choose the transaction type, include buyer-paid shipping and tax, then see PayPal's estimated fee and the money left after your real costs.

Read the PayPal fee guide

Sale inputs

Describe the payment

Defaults use current U.S. merchant rates. Choose the product that matches your checkout.

Some platforms include buyer tax in the processing or fee base.
We calculate the sale price needed to reach this profit.

Transparent by design

Current PayPal assumptions

This tool models common U.S. commercial payment products.

  • PayPal Checkout defaults to 3.49% plus $0.49.
  • The percentage applies to the full amount processed.
  • Your inventory and fulfillment costs affect profit but not PayPal's fee.

Rates reviewed July 15, 2026. Official PayPal merchant fees ↗

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