Customer Churn Rate (Customers at start of month, Lost during the month)
Calculate Customer Churn Rate instantly with the exact formula and a worked example.
Customer Churn Rate
Customers at start of monthpcs
Lost during the monthpcs
Churn
5%
Retention
95%
Average customer lifetime
20months
Annual churn at this rate
46%
More about: Customer Churn Rate (Customers at start of month, Lost during the month)
What it calculates
The “Customer Churn Rate (Customers at start of month, Lost during the month)” calculator computes Churn in % from 2 parameters: customers at start of month (pcs), lost during the month (pcs).
Applied in business management, unit economics, and financial modeling.
Example calculation
With parameters Customers at start of month = 1,000 pcs, Lost during the month = 50 pcs the result is 5 %.
How to use
- Enter customers at start of month and lost during the month — each field above is adjustable with a slider.
- Churn (%) is calculated automatically as you type.
- Check the worked example below to see the formula applied to real numbers.
- Copy the result or bookmark this calculator.
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FAQ
How is Customer Churn Rate (Customers at start of month, Lost during the month) calculated?
The Customer Churn Rate (Customers at start of month, Lost during the month) calculator computes Churn (in %) from customers at start of month, lost during the month. Enter your values above and the exact formula is applied instantly; a worked example with real numbers is shown below.
Is the Customer Churn Rate (Customers at start of month, Lost during the month) calculator free?
Yes. It is completely free, needs no signup, runs entirely in your browser, and sends no data to any server.
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