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Customer LTV Calculator

Enter three numbers to calculate how much a single customer is worth over their lifetime. Know if your CAC is justified.

ARPU — Average Revenue Per User

$100
$5$1,000

Percentage of customers who cancel each month

5%
0.5%30%

Revenue minus cost of goods sold

80%
10%100%

Customer Lifetime Value

$1,600

per customer over their lifetime

Avg Customer Lifespan

20.0months

Monthly Gross Profit

$80

Max CAC (LTV ÷ 3)

$533

Boost your LTV with AI-powered support

KnowChat.pro reduces churn by automating customer support. Better support means longer customer lifetimes and higher LTV.

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Frequently Asked Questions

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