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LTV & max CPA calculator

Calculate customer lifetime value with early churn, refunds and upsells, and find the maximum price you can pay per customer and per action.

Your product

$
$
Upsells, add-ons, extra purchases.
% of revenue
Payment fees, hosting, support.
%

Retention

%
Early churn is usually higher.
%

Acquisition

%
$
Max price per action $0
Lifetime value
$0
Paid months on average
0
Max cost per customer
$0
Payback at max cost
—

Estimate only. Real results depend on your product, market and traffic.

Cumulative profit per customer

Profit per customer Max cost per customer

Out of 100 paying customers

How it is calculated

Profit per month = (price + extra revenue) × (1 − variable costs − refunds). Customers stay according to your churn: the first month uses early churn, then the regular monthly churn. LTV is the profit a customer brings over the chosen period. Max cost per customer = LTV ÷ target LTV:CAC, and max price per action = max cost per customer × the share of actions that become paying customers.