Skip to content
The Internet Compass

Startup & SaaS

CAC Calculator

The foundational unit-economics number — what it actually costs to win one customer, fully loaded.

FreeNo sign-upRuns in your browser
$
CAC
$500

Include fully loaded sales and marketing costs — salaries, commissions, tooling and ad spend — for an accurate figure.

How it works

  1. 1Enter total sales and marketing spend for a period
  2. 2Enter new customers acquired in that period
  3. 3See CAC — pair it with LTV to judge efficiency

Who this is for

  • Reporting acquisition efficiency to a board
  • Comparing CAC across channels or periods
  • Setting a CAC ceiling for a new channel test