Understanding SaaS Monthly Churn Percentage
How we calculate. Churn % = customers lost ÷ starting customers × 100. The form uses the same arithmetic as the worked examples on this page. See our methodology and accuracy policy.
Real-world scenario: A typical SaaS Monthly Churn Percentage case uses customers lost 25 and starting customers 500. Enter the same figures below to reproduce the worked path.
What is SaaS Monthly Churn Percentage?
A subscription retention KPI. Distinct from software-development code churn and from HR employee retention/attrition.
- Starting customers = beginning of period
- Lost = cancelled / churned accounts in the period
- Same definition of active customer
The Formula
Worked Example
Common Use Cases
- Board packs: logo/customer churn
- Cohort reviews: monthly wash
- Retention goals: churn vs target
Pro Tips
- Don’t use code-churn engines
- Separate logo vs revenue churn
- Pair with NRR / GRR
Limitations: SaaS Monthly Churn Percentage results are educational SaaS / subscription planning aids—not accounting, tax, or investment advice. Confirm definitions with your billing system and board reporting standards.
FAQ
Same as code churn?
No. Code churn is on the Software Development hub (lines rewritten). This page is SaaS customer churn.
What if starting customers is 0?
Monthly churn is undefined—enter positive starting customers.
Authoritative References
For SaaS metrics and subscription performance concepts, consult:
- SaaStr — SaaS growth and metrics context
- For Entrepreneurs — SaaS metrics explainers
- Bessemer Venture Partners — cloud / SaaS industry research