Free MRR Churn Rate Calculator

What Is MRR Churn?

MRR churn measures the monthly recurring revenue lost to cancellations and downgrades. While customer churn counts heads, MRR churn counts dollars — and the two can tell very different stories.

Gross MRR churn includes all revenue lost from existing customers: cancellations (customers who leave entirely) plus contraction (customers who downgrade to cheaper plans). It's the purest measure of how much revenue your existing customer base is losing each month.

How to Calculate MRR Churn Rate

The gross MRR churn rate formula is:

Gross MRR Churn = (MRR Lost from Cancellations + MRR Lost from Downgrades) ÷ Starting MRR × 100

For example, if your starting MRR is $100,000, you lost $2,000 to cancellations and $800 to downgrades, your gross MRR churn is ($2,000 + $800) ÷ $100,000 × 100 = 2.8%.

To annualize: Annual MRR Churn = 1 − (1 − Monthly Rate)^12. That 2.8% monthly becomes roughly 29% annual MRR churn — meaning you'd lose nearly a third of your revenue base in a year if nothing changed.

MRR Churn vs. Customer Churn — Why You Need Both

Here's a scenario that illustrates why both metrics matter: imagine you have 100 customers. Five cancel this month (5% customer churn). But those five were your largest accounts, paying $500/month each, while your average customer pays $100/month. Your customer churn is 5%, but your MRR churn is $2,500 out of $10,000 total MRR — 25%.

The reverse happens too. You might lose 10 customers on your $9/month plan (high customer churn) while retaining all enterprise accounts. Customer churn looks alarming but MRR churn is minimal.

Tracking both metrics reveals whether you have a broad retention problem or a targeted one — and whether your highest-value customers are the ones at risk.

How to Reduce Revenue Churn

Revenue churn reduction is different from customer churn reduction — it's about protecting your highest-value subscribers, not just saving the most heads.

The key principle: not all cancellations are equal. When a $500/month customer hits cancel, the retention offer should be different (and more generous) than for a $9/month customer. Segmenting your cancel flow by plan value means each save recovers more MRR.

Downgrades are the other half of the equation. If customers are moving to cheaper plans, they're signaling that they don't see enough value in the premium tier. In-app messaging that highlights underused features — before the downgrade — is more effective than trying to upsell after the fact.

On the involuntary side, prioritize payment recovery by account value. A single failed payment on a $500/month account is worth more than five $9/month recoveries. And for your top-tier subscribers, annual billing incentives create commitment that dramatically reduces both customer churn and MRR churn.