Business

SaaS MRR Calculator

Calculate monthly recurring revenue across up to 4 pricing tiers. See MRR, ARR, and growth rate for your SaaS business.

Quick Answer

MRR = Sum of (Customers x Monthly Price) across all tiers. ARR = MRR x 12. Track growth rate month-over-month to measure momentum.

Calculate MRR

Enter customer counts and monthly prices for each pricing tier.

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Disclaimer: This calculator provides simplified MRR estimates. Actual MRR may differ based on billing cycles, discounts, and revenue recognition policies. This tool is for educational purposes only and should not be considered financial advice.

About This Tool

The SaaS MRR Calculator helps founders and finance teams calculate monthly recurring revenue across multiple pricing tiers, determine annual recurring revenue, and track growth rate. MRR is the foundational revenue metric for subscription businesses, providing a normalized view of predictable income regardless of billing cycles.

Why MRR Is the North Star Metric

MRR is considered the most important top-line metric for SaaS businesses because it captures the predictable, recurring nature of subscription revenue. Unlike one-time revenue or total bookings, MRR reflects the steady state of your business and is directly comparable month to month. Investors, board members, and operators all use MRR as the primary measure of a SaaS company's size and trajectory. A company with $100K MRR is a $1.2M ARR business, and at typical SaaS multiples, that ARR figure directly drives valuation.

Understanding MRR Components

Total MRR changes each month based on five components: New MRR from first-time customers, Expansion MRR from upgrades and add-ons, Reactivation MRR from returning customers, Contraction MRR from downgrades, and Churned MRR from cancellations. Net New MRR equals New plus Expansion plus Reactivation minus Contraction minus Churned. Tracking these components separately reveals the health of your business. A company growing MRR primarily through expansion revenue has a very different profile from one relying entirely on new customer acquisition.

From MRR to ARR and Beyond

ARR is simply MRR multiplied by 12 and is the standard metric for annual planning, fundraising, and valuation. SaaS companies are typically valued as a multiple of ARR, with multiples ranging from 5x to 20x+ depending on growth rate, retention, and market conditions. Understanding your MRR breakdown by tier also helps with pricing optimization. If most revenue comes from your lowest tier, there may be an opportunity to introduce higher-value plans or increase prices for power users.

Frequently Asked Questions

What is MRR (Monthly Recurring Revenue)?
MRR is the predictable revenue a SaaS business earns every month from active subscriptions. It is calculated by summing the monthly revenue from all paying customers. MRR normalizes different billing cycles (monthly, quarterly, annual) into a single monthly figure, making it the most important top-line metric for SaaS businesses. It provides a clear picture of revenue momentum and is used to calculate ARR, growth rates, and other key metrics.
How do you calculate MRR with multiple pricing tiers?
Sum the MRR from each tier: MRR = (Tier 1 Customers x Tier 1 Price) + (Tier 2 Customers x Tier 2 Price) + ... For example, if you have 100 customers on a $29/mo plan and 50 customers on a $99/mo plan, your MRR is (100 x $29) + (50 x $99) = $2,900 + $4,950 = $7,850. Annual plans should be divided by 12 to get their monthly equivalent.
What is the difference between MRR and ARR?
ARR (Annual Recurring Revenue) is simply MRR multiplied by 12. ARR = MRR x 12. MRR is more granular and shows month-to-month changes, while ARR is commonly used for annual planning, fundraising, and comparing businesses. Investors typically refer to ARR when discussing SaaS company valuations. A company with $100K MRR has $1.2M ARR.
What are the components of MRR?
MRR can be broken into five components: New MRR (from new customers), Expansion MRR (from upgrades and add-ons), Reactivation MRR (from returning customers), Contraction MRR (from downgrades), and Churned MRR (from cancellations). Net New MRR = New + Expansion + Reactivation - Contraction - Churned. Tracking these components reveals whether growth is driven by acquisition, expansion, or both.
What is a good MRR growth rate?
MRR growth rate varies significantly by stage. Early-stage startups (pre-$1M ARR) often grow 15-20% month-over-month. Growth-stage companies ($1-10M ARR) typically see 5-10% monthly growth. At scale ($10M+ ARR), 2-5% monthly growth is strong. The T2D3 framework suggests tripling revenue twice then doubling three times for venture-scale outcomes. Consistent month-over-month growth, even at moderate rates, compounds dramatically over time.

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