CPA Calculator

Calculate advertising cost per conversion or acquisition.

Enter your numbers

Cost per acquisition€25.00
Advertising spend€2,000.00
Conversions80

Use values from the same reporting period and attribution method.

Practical guide

CPA Calculator

Worked example

Here is a simple Cost per Acquisition example:

2,000 spend ÷ 80 acquisitions → 25.00 CPA.

Common mistakes to avoid

  • Define the acquisition consistently.
  • Use the same attribution window.
  • Compare CPA with the value of the result.

Frequently asked questions

What does the Cost per Acquisition calculate?

Calculate advertising cost per conversion or acquisition.

Which formula is used?

CPA = advertising spend ÷ conversions

Can I rely on this result?

Use the result as a planning estimate. Check important financial, tax, legal, investment, or health decisions with a qualified professional.