Churn Rate · Retention
Churn Rate Calculator
Calculate what percentage of customers you are losing each period. Track retention rate, revenue churn, and compare to industry benchmarks.
Customer Data
Enter customer counts to calculate churn
Formula: Churn = (Customers Lost) / (Customers at Start). Customers Lost = Start + New − End. Measure at consistent intervals for meaningful trends.
Related expert guide
Churn Rate: What It Is, Why It Kills Startups, and How to Bring It Down
High churn is a slow death for subscription businesses. Understanding how to calculate it, monitor it, and reduce it is one of the most important skills a SaaS founder can have.
Read the complete guide