Free finance calculator

Profit Margin Calculator

Calculate profit, margin and markup from cost and selling price.

Useful for products, services and ecommerce pricing.

Margin vs markup

Margin is profit as a percentage of selling price. Markup is profit as a percentage of cost. They are not the same.

Business use

This is useful for ecommerce, quoting, product pricing and checking whether a sale price still makes sense.

Search queries this calculator helps answer

This page is written for people looking for quick calculator-style answers, including these common search phrases:

How to use the result

Use the calculator output as a starting estimate. Check the assumptions, compare it to real-world results, and adjust if your situation changes.