Digital Drive HQ

CPA Calculator

Work out your cost per acquisition.

Free · No sign-up · Works in your browser

$
Cost per acquisition (CPA)
$25.00

About the CPA Calculator

Free CPA calculator — calculate cost per acquisition (or conversion) from total spend and conversions.

How to use the CPA Calculator

  1. 1Enter your total cost and number of conversions.
  2. 2Read the result instantly — it recalculates as you type.
  3. 3Adjust the numbers to model different scenarios.

Frequently asked questions

How do you calculate CPA?

CPA = total cost ÷ conversions. It's the average cost to acquire one customer or conversion.

How does CPA relate to profitability?

Keep CPA below the profit a customer generates (and ideally well below LTV) for campaigns to be sustainable.

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