CAC / LTV Calculator

Plug in your ARPU, churn, and CAC. Get LTV, payback period, and a verdict on whether your unit economics are ready to scale.

ARPU (revenue per customer per month)

Gross margin75%

Monthly churn3%

CAC (cost to acquire a customer)

Healthy

4.2: 1

LTV-to-CAC ratio

You hit the 3:1 SaaS benchmark. Safe to invest in faster acquisition.

Customer LTV

$1,250

33 mo avg lifetime

CAC Payback

8.0 mo

Excellent

Monthly Contribution

$38

per active customer

Avg Lifetime

33.3 mo

2.8 years

Benchmarks

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