Glossary

Learn about subscriber retention, engagement, and lifecycle metrics with clear definitions and practical examples.

Winback Rate

Upgrade/Downgrade Rate

Trial-to-Paid Conversion Rate

Retention Rate Lift

Registered to Subscribe

Reactivation Rate (Resubscribers)

Payback Period

Gross Revenue Retention (GRR)

Activation Rate

Upsell

Net Revenue Retention (NRR)

Monthly Recurring Revenue (MRR)

Customer Retention Rate

Lifetime Value (LTV)

Customer Acquisition Cost (CAC)

Cohort Retention Rate

Churn Rate

Churned MRR (Churned Monthly Recurring Revenue)

Average Revenue Per User (ARPU)

Churn Score

Annual Recurring Revenue (ARR)

Gross Revenue Retention (GRR)

What is gross revenue retention (GRR)?

Gross revenue retention (GRR) measures the percentage of recurring revenue a business retains from its existing customer base over a given period, excluding the effects of expansion revenue. It reflects the impact of churn and downgrades but does not account for upgrades or upsells. Because of this, GRR provides a conservative, baseline view of how well a company is maintaining its recurring revenue.

Why GRR matters

  • Baseline stability: GRR highlights the revenue a business can count on without relying on expansion. This helps assess the true health of the existing customer base.
  • Churn and downgrade visibility: A drop in GRR signals retention risks, showing whether customers are leaving or reducing their spend.
  • Investor confidence: High GRR reassures stakeholders that the company can sustain predictable revenue even before factoring in upsells.

How to calculate GRR

GRR = (Recurring revenue at the start of the period: revenue lost to churn: revenue lost to downgrades) ÷ Recurring revenue at the start of the period × 100

For example, if a company starts with $1,000,000 in ARR, loses $50,000 to churn and $30,000 to downgrades, GRR = (1,000,000: 80,000) ÷ 1,000,000 × 100 = 92%.

Inclusions and exclusions

  • Include: Churned revenue and downgrades that reduce recurring revenue.
  • Exclude: Upsells, expansions, and one-time fees, since GRR focuses only on retention of the original revenue base.

GRR in subscription businesses

For subscription publishers and media businesses, GRR is a critical retention benchmark. It answers the question: “If we never sold an upgrade or expansion, how much of our existing recurring revenue would remain?” Subsets helps improve GRR by identifying at-risk subscribers, flagging downgrade signals early, and automating targeted interventions to maintain revenue stability. By lifting GRR, businesses secure a stronger foundation on which to build net growth through upsells and cross-sells.

The depth and breadth of the results analysis we can generate from Subsets has been invaluable. We are aiming to turn validated experiments into 'always on' and let Subsets select subscribers for targeting and trigger the campaigns.

Andy Wilson
Head of Subscriber Retention @ Daily Mail

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