MARKETING / Marketing ROI (CAC → LTV)

Is your acquisition math actually working?

Enter what you spent, what you got, and what a customer is worth over their lifetime. We'll show you CAC, LTV, payback, and whether the model holds.

Inputs

Marketing spend (period)

New customers acquired

Avg revenue / customer (monthly or per order)

Gross margin

Avg customer lifespan (months)

Live results

LTV : CAC ratio

15.02 : 1

CAC

$333.33

LTV

$5,005.00

ROI

1401.5%

Payback period

0.9 months

Verdict

Healthy. LTV is at least 3× CAC — you have room to scale.

Beyond the calculator

Want AI to run this across your whole business?