Monthly Recurring Revenue
MRRThe predictable revenue you collect every month from subscriptions. The heartbeat metric for any subscription business.
How it's calculated
MRR = paying customers × average monthly price
Why it matters
It's the number you watch weekly — small changes compound fast.
Related terms
Annual Recurring Revenue (ARR)
Your recurring revenue expressed as a yearly run-rate. Usually just MRR × 12.
Net Revenue Retention (NRR)
How much revenue you keep from existing customers over a year — after upgrades, downgrades, and churn. Above 100% means you grow even with zero new customers.
Gross Revenue Retention (GRR)
Like NRR but without counting upgrades — it can never exceed 100%. Pure measure of how much revenue you lose to churn and downgrades.
Average Revenue Per User (ARPU)
The average revenue each customer (or account) brings in over a period.