Free Customer Acquisition Cost (CAC) Calculator
Calculate Customer Acquisition Cost (CAC) for SaaS. Free CAC calculator with payback, LTV:CAC context and channel-level analysis. No signup.
Calculate blended CAC, then break it down by channel or segment before deciding where to scale spend.
Quick answer
Customer Acquisition Cost is the fully loaded sales and marketing cost required to acquire a new paying customer over a defined period.
Formula
CAC = sales and marketing spend ÷ new customers acquired
Example
If you spend $20,000 and acquire 40 new customers, CAC is $500.
How to interpret it
Blended CAC can hide weak channels. Calculate CAC by channel, segment, and cohort before scaling spend.
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