CPA (Cost Per Acquisition) Calculator
Cost per acquisition and conversion rate.
Disclaimer: This tool is for general informational and estimation purposes only and is not professional financial, tax, accounting or legal advice. All figures are estimates — verify with a qualified professional before making decisions. Read the full disclaimer.
Need CPA fast? Marketers and media buyers use the CPA (Cost Per Acquisition) Calculator to skip the spreadsheet and get a reliable answer in one step. It's 100% free, runs privately in your browser, and the result is ready to drop into a pitch, plan or report.
About CPA (Cost Per Acquisition) Calculator
Need to work out CPA fast? Cost per acquisition (CPA) is what you pay, on average, for each conversion or new customer. The CPA (Cost Per Acquisition) Calculator uses the standard formula — CPA = Total Spend ÷ Number of Conversions — and updates the moment you type. For example, $1,000 of spend for 20 conversions is a $50 CPA. It's 100% free, private (your numbers never leave your device) and works on any device.
How to use CPA (Cost Per Acquisition) Calculator
- 1Enter your ad spend and number of conversions into the calculator.
- 2The CPA is computed automatically using the formula CPA = Total Spend ÷ Number of Conversions — there's no button to press.
- 3Change any input to model a different scenario, then note or copy the result.
Why use CPA (Cost Per Acquisition) Calculator?
- ✓Calculates CPA instantly with the correct formula — no spreadsheet needed
- ✓100% free and unlimited, with no sign-up, login or paywall
- ✓Runs entirely in your browser, so the numbers you enter stay private
- ✓Updates live as you type — perfect for comparing scenarios
Frequently asked questions
How do you calculate CPA?+
Cost per acquisition (CPA) is what you pay, on average, for each conversion or new customer. The formula is: CPA = Total Spend ÷ Number of Conversions. For example, $1,000 of spend for 20 conversions is a $50 CPA.
Are CPA and CAC the same thing?+
They're closely related; CPA usually means a single campaign's cost per conversion, while CAC blends all sales & marketing costs per customer.
Is the CPA (Cost Per Acquisition) Calculator free to use?+
Yes — it's completely free, with no sign-up, no login and no usage limits. You can run it as many times as you like.
Is my data private?+
Yes. The CPA (Cost Per Acquisition) Calculator runs entirely in your browser, so the figures you enter are never uploaded or stored on any server.
Embed CPA (Cost Per Acquisition) Calculator on your website
Want CPA (Cost Per Acquisition) Calculatoron your own site? Paste this snippet into any HTML page — it's free, with no API key or sign-up. The tool loads in an iframe and keeps working exactly as it does here.
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