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Business Term

Churn Rate

Churn rate shows how much customer or revenue base is lost during a period.

Formula
Churn Rate = customers churned during period / starting customers
Use when
Use it to see whether acquisition is masking leakage in the customer base.
Watch out
Cancellations, expirations, failed renewals, period losses
Updated: 06/27/2026Quality: ReviewedSources: 1

What it means

Churn rate should separate logo churn from revenue churn. It is a key input for growth, NRR, and LTV.

How to calculate it

LensFormula / treatmentWhen to use it
Basic formulaChurn Rate = customers churned during period / starting customersMeasures customer loss

What counts / what does not

ItemTreatmentWhy it matters
IncludeCancellations, expirations, failed renewals, period lossesThey show base leakage
ExcludeNew customers, ambiguously inactive accountsThey distort churn

What moves the number

DriverMetric impact
Onboarding / adoptionWeak early value raises churn
Pricing, expectations, fitPoor-fit customers churn more easily

When it helps

  • Use it to see whether acquisition is masking leakage in the customer base.

How to use it

  • Track logo churn, revenue churn, and cohort churn separately.

Decision cautions

  • Mixing monthly and annual churn misstates LTV and growth.

Example

Example: if 5 of 100 starting customers churn, customer churn for the period is 5%.

Compare with

MetricDifferenceWhy read together
NRRExisting revenue retention including expansionChurn rate focuses on loss

Common mistakes

  • Mixing logo and revenue churn hides the cause.

Frequently asked questions

Is lower churn always better?

Usually, but low churn without expansion may still limit NRR and growth.

Sources

SourcesKindLink
YogoQ Core business foundation editorial baselineeditorial