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MRR Calculator

Calculate your Monthly Recurring Revenue, project your Annual Run Rate, and track net growth. Built for SaaS founders and indie hackers who want clarity on their numbers.

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Understanding MRR

Formula

MRR = Customers x Avg Revenue

  • 1.Reduce churn first. Keeping existing customers is cheaper than acquiring new ones. Even a 1% improvement in retention compounds fast.
  • 2.Increase ARPU. Upsell to higher plans, add premium features, or introduce usage-based pricing to grow revenue per customer.
  • 3.Track net MRR, not just gross. New signups mean nothing if churn eats them up. Net MRR tells the real story.
  • 4.Annual plans boost cash flow. Offering a discount for yearly billing locks in revenue and reduces monthly churn risk.
  • 5.Benchmark against stage. Pre-seed SaaS companies typically aim for 15-20% MoM growth. Post-PMF, 5-10% is solid.

Pro tip

The fastest path to $10K MRR is usually fewer customers at a higher price point, not more customers at a lower one. 100 customers paying $100/mo is easier to reach than 1,000 at $10/mo.

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MRR Calculator: Track Your Recurring Revenue

Monthly Recurring Revenue (MRR) is the single most important metric for any subscription business. It tells you how much predictable revenue you generate each month, making it the foundation for forecasting, fundraising, and strategic decisions. Whether you are running a micro-SaaS with 10 customers or scaling past $100K/mo, tracking MRR keeps you grounded in reality rather than vanity metrics.

This calculator helps you go beyond the basic number. By factoring in new customer acquisition and churn, you get a clear picture of your net growth trajectory. A positive net new MRR means your business is growing. A negative number means churn is outpacing acquisition, and it is time to investigate why customers are leaving. The growth rate percentage lets you benchmark against industry standards and set realistic targets for the months ahead.

For SaaS founders, understanding MRR also unlocks Annual Run Rate (ARR), which is simply MRR multiplied by 12. ARR is the metric investors care about most because it projects your revenue on a yearly basis. Even if you are bootstrapping, knowing your ARR helps you plan hiring, marketing spend, and product investment with confidence.

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