Churn Rate Calculator

Churn Rate Calculator

Calculate customer churn, retention, revenue churn, estimated customer lifetime, and customer movement for a selected period.

Customer Churn
Customers acquired during the same period.
Revenue Churn
Additional recurring revenue from existing customers.
New recurring revenue from newly acquired customers.
Monthly Customer Churn Rate
0%
Customer churn based on the selected period
Retention Rate
0%
Customers Lost
0
Ending Customers
0
Estimated Customer Lifetime
Not calculated
Customer Retention
Retained customers 0%
Gross Revenue Retention
Revenue retained 0%
Gross Revenue Churn
0%
Net Revenue Churn
0%
Revenue Lost
₹0
Expansion Revenue
₹0
Customer Movement
Starting Customers 0
Customers Lost 0
New Customers 0
Ending Customers 0
Net Customer Change 0
Revenue Movement
Starting Recurring Revenue ₹0
Revenue Lost ₹0
Expansion Revenue ₹0
New Recurring Revenue ₹0
Ending Recurring Revenue ₹0
Formulas

Customer Churn Rate = Customers Lost ÷ Customers at Start × 100
Retention Rate = 100% − Customer Churn Rate
Estimated Customer Lifetime = 1 ÷ Churn Rate

Gross Revenue Churn = Revenue Lost ÷ Starting Recurring Revenue × 100
Gross Revenue Retention = 100% − Gross Revenue Churn
Net Revenue Churn = (Revenue Lost − Expansion Revenue) ÷ Starting Recurring Revenue × 100

Ending Recurring Revenue = Starting Revenue − Revenue Lost + Expansion Revenue + New Recurring Revenue

Customer lifetime is a simplified estimate based on a constant churn rate: 1 ÷ period churn rate. For example, a 5% monthly churn rate implies an estimated 20-month customer lifetime under this simplified assumption. Revenue churn measures recurring revenue lost from existing customers; new customer revenue is shown separately and is not included in gross revenue churn.