Example: Sales & marketing spend: $60,000 · New customers acquired: 400 → Customer acquisition cost: $150.00.
Often used together: people running these numbers usually also estimate your monthly recurring revenue, check your annual recurring revenue, compare your churn rate, project your customer retention, work out your customer lifetime value and size up your LTV:CAC ratio.
Frequently asked questions
How do I calculate cac?
Enter your numbers above and the result updates instantly. For example: Sales & marketing spend: $60,000 · New customers acquired: 400 → Customer acquisition cost: $150.00.
Is this CAC Calculator free?
Yes — completely free with no sign-up or paywall. It runs entirely in your browser and keeps working offline; the numbers you enter never leave your device.
How accurate is it?
It uses the standard published formula for cac. Results are estimates for planning — not financial, tax, medical, engineering, or legal advice.