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Churn Rate Calculator

Calculate monthly and annual churn rate, MRR churn, and implied customer lifetime. Update any field for instant results.

Customers at Start of Month

Customers Churned This Month

MRR at Start of Month ($)

MRR Lost to Churn ($)

Monthly Churn Rate

4.00%

Customers lost / start of period

Annual Churn Rate

38.73%

Compounded from monthly

MRR Churn Rate

3.60%

Revenue lost / starting MRR

Avg Customer Lifetime

25.0 mo

Implied from monthly churn

Implied LTV

$1250.00

ARPU ÷ monthly churn rate — theoretical average revenue per customer

Churn Rate Benchmarks (SaaS)

Monthly Churn	Annual Churn	Assessment
< 1%	< 11%	🟢 Excellent — world-class retention
1–2%	11–21%	🟡 Good — room to improve
2–5%	21–46%	🟠 Concerning — investigate causes
> 5%	> 46%	🔴 Critical — retention is broken

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