Calculate the churn rate for a specific cohort of users over a time period.

Churn by Cohort Calculator
Churned Users
Cohort Churn Rate (%)
Cohort Retention Rate (%)
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History — Churn by Cohort Calculator

# Time Action

Why Use This Calculator?

Cohort analysis is the most accurate way to understand user retention. Instead of mixing new and old users, it tracks a specific group over time, revealing true retention patterns and the impact of product updates.

Formulas

\(\text{Churned Users} = \text{Starting Users} - \text{Active Users}\) \(\text{Cohort Churn Rate} = \left( \frac{\text{Churned Users}}{\text{Starting Users}} \right) \times 100\) \(\text{Retention Rate} = 100 - \text{Cohort Churn Rate}\)

Real-World Comparison Table

Metric Calculation Meaning
Churn Rate (Churned / Starting) * 100 Percentage of users lost
Retention Rate (Active / Starting) * 100 Percentage of users kept

Step-by-Step Guide

  1. Enter the number of users who started in the cohort.
  2. Enter the number of those users who are still active at the end of the period.
  3. Click “Calculate” to see the cohort churn and retention rates.
  4. Review the charts to see the breakdown.

FAQs

What is cohort churn? Cohort churn looks at the churn rate of a specific group of users who signed up around the same time.

Why is cohort analysis important? It helps you understand if newer cohorts are churning faster or slower than older ones, indicating if product changes are improving retention.

What is a cohort? A group of users who share a common characteristic, usually their sign-up date.

How to improve cohort retention? Improve the onboarding experience for new cohorts and address early drop-off points.

What is a good cohort retention rate? It varies, but consistently improving retention rates for newer cohorts is the goal.

Should I track monthly or weekly cohorts? It depends on your product cycle. B2C often tracks weekly or daily, while B2B SaaS tracks monthly or quarterly.