CROIndex

Calculator · 047

Gross Revenue Retention Calculator

Measure how much revenue the base holds before any expansion — and decide whether the retention floor is solid enough to build on.

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Gross revenue retention

Average
Scenario lens Current · Benchmark · Optimized
Leverage

Formula

GRR = (Starting − Downgraded − Churned) / Starting × 100

Understanding gross revenue retention

Reference material — the calculator above stays the primary tool.

What GRR measures

Gross revenue retention is the share of a cohort's revenue kept after downgrades and churn, excluding any expansion. It caps at 100% and shows the retention floor — how much revenue stays even if no customer ever expands.

Where NRR can flatter a business through expansion, GRR exposes the underlying leak, which is why investors treat it as the more honest durability metric.

How to read your result

The result is labelled against a SaaS benchmark so the number resolves into a decision:

Low — well below the benchmark; the base leaks badly and expansion is masking it. Average — near the benchmark; reducing downgrades and churn pays off. Strong — at or above; the floor is solid and expansion compounds on stable ground.

GRR benchmarks by segment

GRR norms rise with contract size and stickiness. Treat these as orientation, not targets.

ContextTypical median
Enterprise SaaS90–95%
Mid-market85–90%
SMB SaaS80–85%
At-risk<80%
Levers that lift GRR

Because GRR ignores expansion, it rises only by reducing losses: cut churn, prevent downgrades by demonstrating ongoing value, and address at-risk accounts early. The churn tools size the loss; model the GRR target as a scenario above.

Why track GRR if NRR is higher?

Read GRR alongside net revenue retention, which the related tools cover. A high NRR built on a weak GRR means expansion is papering over heavy churn — fragile if expansion slows, so GRR is the durability check.