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SaaS Metrics
Calculator

Enter your numbers. Get CAC, LTV, MRR, churn rate, NRR and a full health score — with benchmarks showing where you stand against top SaaS companies.

12 metrics calculated Industry benchmarks SaaS health score Real-time updates
Sample · Series A SaaS · $48K MRR
$48K
MRR
$576K
ARR
1.8%
Churn
LTV : CAC
4.2× Good
Net Revenue Retention
112% Excellent
Payback Period 8.4 months · On track

Your Numbers

All metrics update in real-time as you type

$
%
Quick Presets
MRR
$48.0K
Monthly Recurring Revenue
ARR
$576.0K
Annual Run Rate
ARPA
$200
Per account / month
Gross Profit / mo
$37.4K
At 78% gross margin
CAC ℹ️Cost to acquire one new customer
$909
Customer Acquisition Cost
Per new customer
LTV ℹ️ARPA × Gross Margin ÷ Monthly Churn Rate
$9.5K
Lifetime Value
Lifetime gross profit
LTV : CAC ℹ️Target ≥ 3×. Below 1× means you lose money acquiring customers.
10.5×
Efficiency ratio (target ≥ 3×)
Excellent: ≥5×
Customer Churn Rate ℹ️Churned ÷ (Active + Churned) × 100
1.6%
Monthly % of customers lost
Good: <2%/mo
Net Revenue Retention ℹ️NRR > 100% means existing customers grow your revenue even without new signups.
100.2%
Target ≥ 100% (120% = best-in-class)
OK: ≥100%
SaaS Quick Ratio ℹ️(New + Expansion MRR) ÷ (Contraction + Churned MRR). Target ≥ 4
5.1
Growth efficiency (target ≥ 4)
Excellent: ≥4
CAC Payback Period ℹ️Months until CAC is recovered from gross margin. Target <12 months.
5.8 mo
Months to recover CAC
Excellent: <6 mo
MRR Churn
1.7%
Revenue-weighted churn rate
Good MRR churn
New MRR This Month
$4.4K
From 22 new customers

MRR Movement This Month

Starting MRR
$44.4K
+ New
+$4.4K
+ Expansion
+$1.2K
− Churn + Contraction
-$1.1K
= Ending MRR
$48.9K
+$4.5K vs last month

SaaS Health Score

Weighted assessment across 6 critical metrics — updates live as you enter numbers above.

79
/ 100
Healthy & growing

Solid fundamentals. Fix the orange/red metrics to unlock the next level.

LTV : CAC Ratio 10.5×
Excellent ≥ 5× · Good ≥ 3× · Warning ≥ 1×
Customer Churn Rate 1.6%
Excellent <1% · Good <2% · Warning <5% · Danger ≥5%
Net Revenue Retention 100.2%
Excellent ≥120% · Good ≥110% · Warning ≥100%
CAC Payback Period 5.8 mo
Excellent <6mo · Good <12mo · Warning <18mo
SaaS Quick Ratio 5.1
Excellent ≥4 · Good ≥2 · Warning ≥1
Gross Margin 78.0%
Excellent ≥80% · Good ≥70% · Warning ≥60%

SaaS Benchmarks

Industry reference points from public SaaS companies and venture benchmarks.

Metric Excellent Warning Danger
Monthly Churn<1%2–5%>8%
LTV : CAC≥5×1–3×<1×
CAC Payback<6 mo12–18 mo>24 mo
NRR≥120%100–110%<90%
Quick Ratio≥41–2<1
Gross Margin≥80%60–70%<50%
S&M as % Rev<20%30–50%>80%

What Each Metric Tells You

Plain-English interpretations — no MBA required.

CAC — Customer Acquisition Cost
CAC tells you how expensive it is to win one customer. High CAC isn't automatically bad — it's only a problem if LTV doesn't justify it. Early-stage companies often have high CAC that improves with scale. Track it monthly and watch the trend.
LTV — Lifetime Value
LTV is the total gross profit you'll earn from an average customer. The formula (ARPA × Gross Margin ÷ Monthly Churn) is a steady-state approximation. In practice, LTV compounds if you have strong expansion revenue — which is why NRR matters so much.
NRR — Net Revenue Retention
NRR above 100% means your existing customers are worth more this month than last — even if you don't acquire a single new customer. Best-in-class SaaS (Snowflake, Twilio) runs 120–140%. Negative churn — where expansions exceed churn — is a signal of deep product value.
Quick Ratio — Growth Efficiency
Invented by Mamoon Hamid at Benchmark. A quick ratio ≥4 means you're adding $4 of new MRR for every $1 you lose — efficient growth. Under 1 means you're leaking faster than you're filling. Series A investors consider QR one of the most important early-stage signals.
CAC Payback Period
How many months before you recoup what you spent acquiring a customer. In capital-efficient SaaS this is <12 months. Enterprise SaaS with big contracts can sustain 18–24 months. If it's above 24 months you need either cheaper acquisition or better monetisation.
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Frequently Asked Questions

Everything You Need to Know About SaaS Metrics

Understand the key numbers that drive growth, profitability, and long-term success in your SaaS business.

What are SaaS metrics and why do they matter?

SaaS metrics are key performance indicators that measure the health and growth of your business. They help you understand revenue, customer behavior, profitability, and scalability.

Which SaaS metrics should I track first?

Start with the essentials: MRR, ARR, CAC, LTV, churn rate, and Net Revenue Retention. These give you a clear picture of growth and sustainability.

What is a good LTV to CAC ratio?

A healthy LTV:CAC ratio is typically 3:1 or higher. This means you’re generating three times the value of what it costs to acquire a customer.

How can I reduce my customer acquisition cost (CAC)?

You can lower CAC by improving targeting, optimizing marketing channels, increasing conversion rates, and leveraging referrals or organic growth strategies.

What is churn rate and how do I improve it?

Churn rate measures how many customers stop using your product. Improve it by enhancing onboarding, delivering consistent value, and providing strong customer support.

What does Net Revenue Retention (NRR) indicate?

NRR shows how much revenue you retain from existing customers, including upgrades and downgrades. A score above 100% indicates strong expansion revenue.

How often should I analyze my SaaS metrics?

Ideally, track key metrics weekly or monthly. Regular monitoring helps you identify trends early and make data-driven decisions faster.

Can early-stage startups rely on these metrics?

Yes. Even at an early stage, tracking basic metrics helps validate your business model and prepares you for scaling and fundraising.

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