Monthly Recurring Revenue
What is Monthly Recurring Revenue?
Monthly recurring revenue (MRR) is the predictable revenue a business can count on each month from its active recurring agreements. You calculate it by summing every customer's monthly recurring charge, normalizing any annual or quarterly plans to a per-month figure. MRR deliberately excludes one-off jobs and variable add-ons, because its purpose is to isolate the dependable base that arrives whether or not new work comes in. For a service operator moving customers onto plans, MRR is the cleanest measure of that recurring foundation — and watching it rise or fall, net of churn and new sign-ups, tracks the health of the recurring side directly.
MRR separates the revenue you can plan around from the revenue you have to win again every month. One-off jobs come and go; an active plan bills on schedule. By summing only the recurring charges — annual plans divided down to a monthly figure — MRR gives you the floor the business stands on before any new work is sold.
What makes it powerful is how it moves. MRR rises with new plans and upgrades and falls with churn and downgrades, so the net change each month is a compact read on whether the recurring base is strengthening or quietly eroding. A month of strong one-off sales can mask shrinking MRR, which is exactly why the two are tracked apart.
For a route or service book, growing MRR is also what makes the business more valuable and more transferable: a buyer pays more for revenue that keeps arriving after the sale. Pair MRR with churn to read both the size of the base and the rate it leaks.