Cost per acquisition Calculator

How to calculate cost per acquisition

This tool calculates cost per acquisition from Ad spend, New customers. Enter each quantity in its labelled field, then use the formula below to check the calculation.

Formula

spend ÷ customers

Worked example

Ad spend

500

New customers

25

Applying the formula to these values gives 20 .

What should I check?

Explore loan repayment estimates, interest, profit margins, pricing and business costs. Enter your own rates and costs; these tools provide arithmetic estimates rather than financial advice.

Use the reset button to restore this example. Your inputs are processed in this browser and are not included in a shared calculator link. See our methodology and limitations.