Business & Finance Calculators

Churn Rate Calculator

Use Churn Rate Calculator free in your browser. No account required; your input is processed locally in your browser.

Runs locallyYour inputs stay in your browser.
Workspace
Result
—
HOW IT IS CALCULATED

Calculate customer churn rate

Measure the share of starting customers lost during a period.

Instant resultClear formulaRuns locally
01Values
02customers lost ÷ customers at start × 100
03Result

50 lost from 1000 starting customers = 5%

GOOD TO KNOW

Churn depends on the measurement period

Monthly and annual churn rates should not be compared as if they represented the same time interval.

02

In short

What logic does the calculator use?

customers lost ÷ customers at start × 100

Example?

50 lost from 1000 starting customers = 5%