Customer LTV Calculator

Calculate customer lifetime value, LTV:CAC ratio, and payback period.

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LTV Calculator

Enter your customer metrics to calculate LTV.

Customer lifetime value (LTV)
$0
LTV:CAC ratio: 0.0x
Gross margin per customer
$0
Customer lifetime (months)
0
LTV
$0
CAC
$0
LTV:CAC ratio
0.0x
CAC payback period (months)
0

Worked example

With the default inputs shown below, this calculator returns the following results:

InputValue
Average revenue per customer ($/mo)100
Gross margin (%)80%
Monthly churn rate (%)3%
Customer acquisition cost ($)$500
ResultValue
Customer lifetime value (LTV)$2,667
Gross margin per customer$80/mo
Customer lifetime (months)33 months
LTV$2,667
CAC$500
LTV:CAC ratio5.3x

Values shown are produced by this page in your browser; change any input to update them.

How to use the LTV Calculator

  1. Average revenue per customer ($/mo) — default 100
  2. Gross margin (%) — default 80%
  3. Monthly churn rate (%) — default 3%
  4. Customer acquisition cost ($) — default $500
  5. Press Calculate to update the results instantly.

Frequently asked questions

Sources & references