Details

Customers at start of month

New customers added

Customers churned

Average revenue per user/mo ($)

Expansion MRR ($)

Result

MRR

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ARR—

Churn rate—

Net Revenue Retention—

New MRR—

Churned MRR—

Customers end of month—

Key SaaS benchmarks: Monthly churn below 2% is healthy, below 1% is excellent. Net Revenue Retention above 100% means expansion revenue exceeds churn — a sign of a healthy SaaS. ARR = MRR × 12. NRR = (Starting MRR + expansion - churn) / Starting MRR.

SaaS Metrics Calculator