Business
Customer Acquisition Cost Calculator
Calculate customer acquisition cost from sales and marketing acquisition spend and new customers acquired.
- Free to use
- Runs in your browser
- Level B · Industry formula
- Last reviewed 2026-08-16
Calculator guide
How to use the Customer Acquisition Cost Calculator
Calculate customer acquisition cost from sales and marketing acquisition spend and new customers acquired. Enter the requested values and select Calculate. The result and supporting values are produced locally in your browser.
Formula
Worked example
$120,000 in acquisition spend for 400 new customers equals a $300 CAC.
What to keep in mind
- Be consistent about which sales and marketing costs are included.
- CAC is most useful when compared with customer lifetime value and gross margin economics.
Methodology
This calculator uses deterministic arithmetic and performs the calculation locally in your browser. Verify assumptions, units, and source values for your specific use case.
Review standard: Level B · Industry formula. How calculator reviews work.
Frequently asked questions
What does this calculator calculate?
Calculate customer acquisition cost from sales and marketing acquisition spend and new customers acquired.
How is the result calculated?
CAC = Acquisition Spend ÷ New Customers Acquired.
Can I use the result for an important decision?
Use the result as a calculation aid and verify the inputs, assumptions, and applicable professional or regulatory requirements before relying on it for an important decision.
Does CalculateMeasure store the values I enter?
The calculator performs its arithmetic in your browser. The calculator itself does not need to send your entered values to a server to produce the result.