MRR and ARR Calculator
Add your plans with their price, billing period and number of customers to get monthly recurring revenue (MRR), annual recurring revenue (ARR) and revenue per account. Switch to the second tab to see how MRR moved this month: new, expansion, contraction and churn.
Plans and customers
One row per plan. Quarterly and annual prices are spread over the months they cover. Leave out one-off setup fees.
| Plan | Price | Billed | Customers | Discount % | MRR | |
|---|---|---|---|---|---|---|
| $2,900 | ||||||
| $5,000 | ||||||
| $1,800 |
Results
MRR
$9,700
ARR
$116,400
$9,700 × 12 = $116,400
Paying customers
170
ARPA
$57.06
Average revenue per account a month: MRR ÷ customers.
What you type is not sent to ParrotNotes. Plan names stay on this page and are not saved.
How to calculate MRR
MRR is the subscription revenue you can count on each month. For each plan, take the price a customer pays, spread it over the months it covers and multiply by the number of customers on it: a monthly plan counts in full, a quarterly plan as a third, an annual plan as a twelfth. Add the plans together.
Example: 100 customers on Starter at $29 a month give $2,900. 50 customers on Pro at $1,200 a year give $1,200 ÷ 12 × 50 = $5,000. 20 customers on Team at $300 a quarter with 10% off give $270 ÷ 3 × 20 = $1,800. MRR = $2,900 + $5,000 + $1,800 = $9,700.
Use the price customers actually pay, after discounts. ARPA, average revenue per account, is MRR divided by paying customers: $9,700 ÷ 170 = $57.06 in the example.
How to calculate ARR
ARR is MRR × 12: $9,700 × 12 = $116,400 in the example. It is the same recurring revenue shown as a yearly run rate, which suits businesses that sell annual contracts.
ARR is not the revenue you booked last year, and not the cash you collected. An annual plan paid upfront brings in a year of cash in one month, but in MRR it counts as one twelfth every month. Growth during the year also means ARR today is higher than the revenue of the past twelve months.
What counts as recurring revenue
Count subscription fees that repeat: monthly, quarterly and annual plans, seats and recurring add-ons, all at the price paid after discounts. Leave out one-off setup, onboarding or training fees, hardware, and usage overages that vary month to month, unless the contract commits the customer to a minimum each month.
Companies define MRR in slightly different ways, and there is no single official rulebook. Trials, paused accounts and contracts signed but not started are the usual grey areas. Pick your rules, write them down and keep them the same each month, so the trend means something.
MRR movement: new, expansion, contraction and churn
MRR changes for four reasons. New MRR comes from new customers. Expansion MRR comes from existing customers paying more: upgrades, extra seats, add-ons. Contraction MRR is existing customers paying less. Churned MRR is what cancelled customers used to pay. Some teams also track reactivation, MRR from former customers who came back.
Ending MRR = starting MRR + new + expansion + reactivation − contraction − churned. Example: $50,000 + $4,000 + $3,000 − $1,000 − $1,500 = $54,500. Net new MRR is $4,500, which is 9% growth for the month.
Gross MRR churn = (churned + contraction) ÷ starting MRR: $2,500 ÷ $50,000 = 5%. Net MRR churn takes expansion off: ($2,500 − $3,000) ÷ $50,000 = −1%. A negative figure is called net negative churn: existing customers grew faster than you lost revenue. For customer churn, net and gross revenue retention, and turning a monthly rate into an annual one, use the churn rate calculator.
MRR in a SaaS sales team
Sales teams are often paid on new and expansion MRR or ARR, while account managers own renewals and contraction. Splitting the month's movement shows which motion is carrying growth: a month with strong new sales and heavy churn needs a different fix from a month with little new business.
To see growth over several months or years, take the start and end MRR to the percentage increase calculator, which also works out a compound annual growth rate.
The results are planning numbers built from what you enter. MRR is a management metric, not an accounting figure; when you report it, say which fees and discounts you counted.
For SaaS sellers and sales leaders: SaaS sales, B2B SaaS sales, sales KPIs, sales pipeline management.
The numbers say how MRR moved. Customer calls say why.
Expansion and churn show up in conversations before they show up in MRR: the request for more seats, the budget cut, the doubt at renewal. Record those calls in ParrotNotes and get the summary and action items, so the reasons sit on record next to the numbers. Free for 100 minutes of recording a month.
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