Estimate the percentage of customers lost during a period.
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Primary Result—
Secondary Result—
Total / Final Value—
Growth / Percentage—
| Step | Label | Value |
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What this result means
This result shows how well your business keeps existing customers.
When to use this calculator
Use it alongside churn and CLV analysis.
Why it is useful
It helps show customer loyalty and product-market fit.
About this calculator
This result shows how much of your customer base you lost.
When to use it
Use it for subscription products, membership programs, and repeat-purchase businesses.
Why it matters
It helps detect retention problems early.