Save time and avoid math errors with our Churn Rate Calculator 22. Calculate customer churn. Part of our comprehensive suite of 54,000+ calculation tools.
Formula
const startCustomers = inputs.startCustomers || 100; const lostCustomers = inputs.lostCustomers || 5; const churnRate = (lostCustomers / startCustomers) * 100; const retentionRate = 100 - churnRate; const ltv = inputs.avgRevenue ? (inputs.avgRevenue / (churnRate/100)) : 0; return { churnRate: Math.round(churnRate * 100) / 100, retentionRate: Math.round(retentionRate * 100) / 100, estimatedLtv: Math.round(ltv) };Customers at Start of Period
1,000
Customers Lost
50
Avg Monthly Revenue ($)
100
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Churn Rate Calculator 22 estimates Churn Rate (%), Retention Rate (%), Estimated LTV from Customers at Start of Period, Customers Lost, Avg Monthly Revenue ($). Use it to compare scenarios and understand which inputs drive the biggest changes. Results are directional estimates — verify with current, authoritative sources before making financial, legal, or health decisions.
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The estimate combines Customers at Start of Period, Customers Lost, Avg Monthly Revenue ($) and returns Churn Rate (%), Retention Rate (%), Estimated LTV.
If the result changes your decision, verify the current quote, rate, eligibility rule, or provider term before acting.
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This calculator is provided for educational and informational purposes only. It does not constitute professional legal, financial, medical, or engineering advice. Results are estimates based on the inputs provided and should not be relied upon for making significant decisions. Consult a qualified professional to verify your specific situation. CalculateThis.ai disclaims any liability for damages resulting from the use of this tool.
Reviewed by the CalculateThis.ai editorial team. Updates: check back for latest parameters. Tools are for estimation only — verify with current provider terms.