Churn Rate Calculator

Calculate customer churn rate. Track subscriber attrition as a percentage of your base.

This tool calculates customer churn rate — the percentage of customers lost during a period. Understanding churn is essential for retention analysis. Results are illustrative estimates based on the inputs you provide.

Calculator

Churn Rate
5.00%
Retention Rate
95.00%
Annualized Churn
45.96%
Customers Lost
50
Remaining Customers
950

Common use cases

  • Retention analysis
  • Cohort performance tracking
  • LTV calculations
  • Identifying retention issues

How to use

  1. Enter your customer count at the start of the period
  2. Enter the number of customers who churned
  3. Select the period type
  4. View churn and retention rates

FAQ

What's included in churn?

Customers who cancelled, didn't renew, or otherwise stopped paying during the period.

Should I use start or average customers?

Both methods exist. This tool uses start-of-period count. Consistency in methodology matters more than the specific choice.

Results are illustrative estimates based on the inputs you provide.