About Customer Churn Rate Calculator
Calculate customer attrition (churn) rate and customer retention rate for SaaS and subscriptions.. Designed for accurate, instantaneous calculations with zero wait time.
Formula
Churn Rate (%) = (Lost Customers / Starting Customers) × 100
Example Calculation
Starting with 1,000 customers and losing 40 during the month equals a 4.00% churn rate.
How to Use
- Enter your values into the form fields above.
- The calculation updates immediately in real time.
- Inspect the main summary and secondary breakdowns below.