Churn Rate Calculator
Monthly and annual churn plus retention.
Enter your values
ⓘ Live results
Results
- Monthly churn
- 4.5%
- Annual churn
- 42.5%
- Revenue churn
- 4.29%
- Average lifetime
- 22.2 months
Quick answer
Churn rate is the share of customers lost in a period relative to those you started with.
Churn = lost ÷ starting customers × 100
How to use the Churn Rate Calculator
- 1Enter customers at the start of the month.
- 2Enter how many cancelled.
- 3Add MRR figures for revenue churn.
Worked example
Using the values the calculator loads with:
Inputs
- Customers at start1400
- Customers lost63
- MRR at start42000 $
- MRR lost1800 $
Results
- Monthly churn4.5%
- Annual churn42.5%
- Revenue churn4.29%
- Average lifetime22.2 months
Frequently asked questions
What is good SaaS churn?
Under 1% monthly for enterprise, under 5% for SMB.
Why track revenue churn?
Losing one big account can matter more than ten small ones.
About this calculator
- Built and reviewed by James Whitfield · How we build and test calculators
- Report an error
Results are estimates for general information. For medical, legal, structural or financial decisions, confirm with a qualified professional.