Business

Customer Acquisition Cost Calculator

What each new customer costs to win.

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Results
CAC
$181.82
Payback period
4.8 months
Total spend
$40,000.00
Verdict
Healthy payback

Quick answer

CAC is total sales and marketing spend divided by the customers acquired in that period.

CAC = (marketing + sales) ÷ new customers

How to use the Customer Acquisition Cost Calculator

  1. 1Add up all marketing spend in the period.
  2. 2Add fully loaded sales costs.
  3. 3Divide by customers genuinely acquired in that window.

Frequently asked questions

Should I include salaries?

Yes — fully loaded CAC includes sales and marketing headcount.

What payback is good?

Under 12 months for SaaS, under 3 for ecommerce.