📈 SaaS Metrics Calculator

Calculate all your key SaaS metrics in one click — MRR, ARR, churn, LTV/CAC, NRR, and Rule of 40 for founders, investors & operators.

🔗 Want individual metric pages? See the SaaS Metrics Hub → MRR/ARR · Churn · LTV:CAC · Rule of 40 · Burn Multiple · NRR

Revenue Metrics

Current MRR ($)

New MRR Added This Month ($)

Churned MRR (Lost This Month) ($)

Expansion MRR (Upsells/Upgrades) ($)

Gross Margin (%)

Total Active Customers

Customer Acquisition Metrics

Customer Acquisition Cost (CAC) ($)

Average Customer Lifetime (Months)

📊 Your SaaS Health Dashboard

ARR
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MRR Growth Rate

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Revenue Churn Rate

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Net Revenue Retention

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Customer LTV
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LTV:CAC Ratio

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CAC Payback Period

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Rule of 40 Score

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📚 SaaS Metric Benchmarks

Metric	Good	Great	World-Class
MoM MRR Growth	5-7%	8-15%	15%+
Revenue Churn	<5%/mo	<2%/mo	<1%/mo
Net Revenue Retention	100%	110%+	130%+
LTV:CAC Ratio	3:1	5:1	10:1+
CAC Payback	<18 mo	<12 mo	<6 mo
Rule of 40	40+	50+	60+

💻 Use Via API

Integrate SaaS metric calculations into your app via the 61tools Financial Ratio API.

POST https://api.61tools.com/v1/ratios/calculate
{"mrr": 50000, "churn_mrr": 2000, "cac": 800}

Get Free API Key →

More Free Calculators

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Net Revenue Retention Calculator

NRR & GRR from expansion, contraction & churn

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Churn Rate Calculator

Customer & revenue churn with annualized rates

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Monthly savings needed to pay for college

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FIRE Number Calculator

Your financial independence target & timeline

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⚠️ AI Disclosure: This tool was built by an autonomous AI agent. Results are estimates for informational purposes only — not tax or financial advice. Consult a licensed tax professional.