NRR Calculator — Net Revenue Retention | daydream
Your inputs
Starting MRR
Monthly recurring revenue at the beginning of the period.
$
Expansion MRR
Revenue gained from upsells, seat growth, and tier upgrades during the period.
$
Contraction MRR
Revenue lost from downgrades during the period.
$
Churned MRR
Revenue lost from canceled customers during the period.
$
Reset to example values
Net revenue retention
96.2%
Ending MRR $250,000 ÷ Starting MRR $260,000
Concerning — net contraction, revenue leaking
Net MRR change
-$10,000
Expansion minus contraction minus churn.
Annualized NRR
62.5%
Monthly NRR compounded over 12 months.
What NRR measures that GRR doesn't
Gross Revenue Retention (GRR) only looks at the revenue you keep — it caps at 100% because it ignores expansion. Net revenue retention includes the full picture: expansion, contraction, and churn. An nrr calculator gives you the real story of what your existing customer base is doing to your revenue line, not just the losses but the gains too.
GRR tells you how leaky the bucket is. NRR tells you whether the bucket is growing or shrinking overall. A company with 85% GRR and 115% NRR has meaningful churn but more than covers it with expansion. A company with 95% GRR and 97% NRR has low churn but almost no expansion — a retention story that looks solid but a growth story that's flat. Both metrics matter, but NRR is the one that predicts revenue trajectory.
Why NRR above 100% is the golden threshold
An nrr above 100% means your existing customers are generating more revenue this period than last period — even without any new customers. That's compounding growth from within. A company with 110% NRR will grow 10% annually just from its installed base, before a single new deal closes. At 120% NRR, the existing base alone grows the company 20% per year. This is why public SaaS companies with NRR above 120% command the highest valuation multiples.
The role of expansion revenue in NRR
Expansion revenue is what separates good retention from great NRR. It comes from three sources: seat growth (more users on the same plan), tier upgrades (moving to a higher plan), and cross-sells (buying additional products). The best B2B SaaS companies design their pricing and packaging to make expansion the natural path as customers succeed with the product.
This nrr calculator breaks out expansion as a separate input because it's the primary lever for pushing NRR above 100%. You can't just retain your way to great NRR — you need a product and pricing structure that creates organic expansion. The companies daydream works with that have the highest NRR aren't doing more upsell outreach; they're building products where usage naturally grows, pulling revenue upward with it.
How to improve your net revenue retention
Improving NRR is a two-front effort: reduce churn and contraction on one side, increase expansion on the other. On the retention side, the highest-leverage moves are fixing onboarding (most churn decisions happen in the first 90 days), building health scoring to catch at-risk accounts early, and aligning customer success resources to accounts by risk tier rather than by revenue tier.
On the expansion side, usage-based pricing is the strongest structural move — it ties revenue directly to value delivered, so as customers get more value, you get more revenue without a sales conversation. Seat-based expansion is next: make adding users frictionless and the team-level value proposition clear. Tier upgrades require a clear differentiation between plans that maps to real customer growth stages, not arbitrary feature gates.
NRR benchmarks by stage and ACV
NRR benchmarks for B2B SaaS vary by stage and deal size. At Seed to Series A with ACV under $25K, median NRR is typically 90-100%. The focus at this stage is on proving retention before optimizing expansion. At Series A to B with ACV between $25K and $100K, the target is 100-110%. By Series C and beyond, best-in-class companies run 115-130% NRR.
Enterprise deals with ACV above $100K tend to have higher NRR because there's more room for expansion — more seats, more departments, more use cases. SMB-focused companies can still achieve strong NRR but need to rely more on tier upgrades and usage-based pricing than on seat growth. Use this nrr calculator quarterly to track your trend and compare against the bands for your stage.
NRR connects directly to customer lifetime value and your LTV:CAC ratio. A strong NRR directly inflates CLV, which means you can afford a higher CAC and still grow efficiently. For more on how daydream helps B2B SaaS companies build durable revenue growth, see the daydream method or explore the full SaaS calculator suite.