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Free Marginal Revenue Calculator

Find the extra revenue earned from selling one more unit.

Enter total revenue and units sold before and after a change. It divides the change in revenue by the change in units.

How to use the Marginal Revenue Calculator

  1. Select your country at the top of the page so the currency, tax names and rates match where you do business.
  2. Enter your numbers. Every result updates instantly and each line of the working is shown so you can check it.
  3. Use the PDF or print button to keep a record, and change one input at a time to compare scenarios.

What is the Marginal Revenue Calculator?

Marginal revenue is the extra revenue you earn from selling one more unit. Comparing it with marginal cost shows whether selling more will raise or lower your profit.

Signplify tools run in your browser, so there is no signup, no watermark and no limit on how often you use it.

Getting started with the Marginal Revenue Calculator

Using the marginal revenue calculator takes a minute or two. Your progress is saved in this browser, so you can come back later.

Tips for better results

Compare marginal revenue with marginal cost.

If you cut your price to sell more, marginal revenue can fall below the price.

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Privacy and where your data goes

Documents and files you use here are processed on your own device. Signplify does not receive what you type or the files you open, which makes it suitable for sensitive information. If you clear your browser data, any saved draft is removed.

Frequently asked questions

What is the marginal revenue formula?

Change in total revenue divided by the change in units sold.

Can marginal revenue be negative?

Yes. If extra units only sell at a big discount, total revenue can fall.

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