SaaS churn calculator
Enter your monthly customer churn and see what it compounds to per year, your annual retention, and whether it is healthy. 5%/mo ≈ losing 46% of your customers a year.
Annual churn
46%
Annual retention
54%
✅Healthy for SMB SaaS (under ~5% monthly).
Churn benchmarks →Annual churn = 1 − (1 − monthly)¹². Lower churn compounds into much higher LTV.
See what this churn does to your LTV and viability.
The full model turns churn into NRR, LTV and a verdict — and shows the number to hit.
Last updated: June 25, 2026. For information only — not financial advice.