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SaaS Quick Ratio Calculator

Measure your growth efficiency. The SaaS Quick Ratio shows how well you grow relative to how much revenue you lose.

Revenue Gained

Revenue from brand-new customers this period.

Additional revenue from existing customers (upgrades, add-ons).

Revenue Lost

Revenue lost from customers who cancelled entirely.

Revenue lost from existing customers who downgraded.

Results

SaaS Quick Ratio

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Improve your Quick Ratio by reducing churn

The fastest way to improve your Quick Ratio is to reduce the denominator — churn and contraction. ChurnWin identifies at-risk customers before they cancel.

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Understanding the SaaS Quick Ratio

What is the SaaS Quick Ratio?

The SaaS Quick Ratio, coined by Mamoon Hamid at Social Capital (now Kleiner Perkins), is a single metric that captures growth efficiency. It measures how much revenue you gain for every dollar you lose, telling you whether your growth is "healthy" or "leaky."

Quick Ratio = (New MRR + Expansion MRR) / (Churned MRR + Contraction MRR)

Why does it matter?

Two companies can have the same MRR growth rate but very different Quick Ratios. Consider:

  • Company A adds $100K in new revenue and loses $20K. Quick Ratio = 5.0. Net growth = $80K.
  • Company B adds $200K in new revenue and loses $120K. Quick Ratio = 1.67. Net growth = $80K.

Both grew by $80K, but Company A is far more efficient. Company B is on a treadmill — it needs massive acquisition just to maintain growth. If acquisition slows even slightly, Company B's growth stalls. Company A has a durable growth engine.

SaaS Quick Ratio benchmarks

Based on data from Social Capital's analysis and industry surveys:

  • Above 4 — Excellent. World-class growth efficiency. Common among the best-performing SaaS companies.
  • 2 to 4 — Good. Healthy growth that outpaces losses. Most successful SaaS companies operate here.
  • 1 to 2 — Concerning. You're growing, but losses are eating into your gains. Churn reduction should be a priority.
  • Below 1 — Shrinking. You're losing more revenue than you're gaining. The business is contracting.

Mamoon Hamid originally suggested that a Quick Ratio of 4 or above indicates a "very efficient growth engine," and this benchmark has become widely adopted in the SaaS industry.

Quick Ratio vs net MRR growth

Net MRR growth tells you how much you grew. The Quick Ratio tells you how efficiently you grew. Both matter, but the Quick Ratio is particularly useful for evaluating the sustainability of your growth. A high Quick Ratio means your growth is durable; a low one means you're dependent on ever-increasing acquisition.

How to improve your Quick Ratio

There are two levers — increase the numerator or decrease the denominator:

  1. Reduce churned MRR — The highest-impact lever. Identify at-risk customers early and intervene. Even a small churn reduction dramatically improves the ratio.
  2. Reduce contraction MRR — Understand why customers downgrade. Often it's a pricing or packaging issue, not a product issue.
  3. Increase expansion MRR — Build natural upgrade paths through usage-based pricing, add-ons, and seat expansion.
  4. Grow new MRR — Important, but less efficient than reducing losses. Acquiring new customers is typically 5–7x more expensive than retaining existing ones.

ChurnWin helps you reduce the denominator — with AI risk scoring, automated feedback collection, and churn analytics that help you retain more revenue from existing customers.