Business
CPA Calculator
Calculate cost per acquisition from campaign spend and conversions.
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How this calculation works
Calculate cost per acquisition from campaign spend and conversions. Enter your values, select Calculate, then review the result. You can change any value and calculate again.
Formula used
CPA = ad spend ÷ conversions
Good to know
Results are estimates for informational purposes.
Example calculation
€500 ÷ 40 = €12.50 CPA
How to use this calculator
- Enter your values, select Calculate, then review the result. You can change any value and calculate again.
- Check units and time periods before comparing two results.
- Change one input at a time to understand its effect.
Frequently asked questions
What does the CPA Calculator calculate?
Calculate cost per acquisition from campaign spend and conversions. The result is calculated from the values you enter and the formula shown on this page.
Which assumptions does the CPA Calculator use?
It applies CPA = ad spend ÷ conversions. Values, fees, rules or timing not represented by an input are not added automatically.