Calculator library

Seller calculators

Use these tools to estimate payment fees, profit margin, discounts, and ad break-even math.

Calculate the ROAS, ACOS, and ad spend level where an order breaks even.

Estimate discounted sale price, remaining profit, and margin after a promotion.

Estimate US PayPal Checkout fees, net amount, and effective fee rate for a transaction.

Estimate Shopify order profit and margin after product costs, shipping costs, and payment fees.

Estimate US Stripe online card processing fees, net amount, and effective fee rate.