B2B & SaaS Calculators
Founder and growth-team tools — MRR, ARR, CAC, LTV, churn, burn rate, runway, payback period, valuation, and ROAS. Free, private, runs in your browser.
Recurring Revenue Metrics
MRR Calculator
Calculate Monthly Recurring Revenue with new, expansion, contraction, and churned MRR breakdown.
ARR Calculator
Calculate Annual Recurring Revenue and growth rate. Standard SaaS top-line metric.
Churn Calculator
Calculate customer churn, revenue churn, and net revenue retention. Track retention health.
NRR Calculator
Calculate Net Revenue Retention and Gross Revenue Retention from existing customer MRR. VC benchmark included.
ARR Growth Rate Calculator
Calculate ARR growth rate. See month-over-month, quarterly, and year-over-year growth — check T2D3 pace and project ARR milestones.
Expansion MRR Calculator
Track upsell, cross-sell, and seat expansion revenue vs churn — see net MRR growth, NDR, and whether expansion offsets churn.
Customer Acquisition & Unit Economics
CAC Calculator
Calculate Customer Acquisition Cost across paid, organic, sales, and blended channels.
LTV Calculator
Calculate Customer Lifetime Value using churn, ARPU, and gross margin. Plan CAC budget.
CAC Payback Period Calculator
Calculate months to recover CAC with NRR compound payback simulation. VC benchmarks built in.
ROAS Calculator
Calculate Return on Ad Spend across paid acquisition channels. Plan ad budget allocation.
Customer Lifetime Value Calculator
Calculate CLV from ARPU, churn, and margins. See LTV:CAC ratio and customer lifespan.
LTV:CAC Ratio Calculator
Calculate LTV to CAC ratio. See customer lifetime value vs acquisition cost, payback period, and whether SaaS unit economics are investor-grade.
Customer Acquisition Cost Calculator
Calculate CAC from marketing + sales spend. Track payback period and efficiency ratio.
Churn Rate Calculator
Calculate monthly/annual customer and revenue churn. See retention rate and customer half-life.
ARPU Calculator
Calculate average revenue per user monthly and annually. Segment by tier with benchmarks.
Capital Efficiency & Investor Benchmarks
Rule of 40 Calculator
Growth rate plus profit margin — the standard SaaS health score used by Bessemer and KKR.
SaaS Magic Number Calculator
Sales and marketing efficiency ratio. Decide when to scale rep and ad spend.
Burn Multiple Calculator
David Sacks capital efficiency ratio. Net burn divided by net new ARR.
Cash, Burn, Runway, Valuation
Burn Rate Calculator
Calculate gross and net burn rate. Track monthly cash consumption against fundraising plan.
Runway Calculator
Calculate cash runway in months based on burn rate and bank balance. Plan next raise.
SaaS Runway Calculator
Advanced runway with revenue growth scenarios. See when to start fundraising with burn projections.
Gross Profit Margin Calculator
Calculate margin, markup, and compare to industry benchmarks (SaaS 70-85%, retail 25-50%).
Current Ratio Calculator
Assess business liquidity with current, quick, and cash ratios. Working capital health check.
SaaS Valuation Calculator
Estimate SaaS company valuation using ARR multiple, growth, and Rule of 40.
Business Valuation Calculator
Estimate business valuation using DCF, EBITDA multiple, and asset-based methods.
SaaS Redesign ROI Calculator
Calculate ROI of SaaS redesign initiative. Conversion lift, retention gain, and dev cost.
Sales & Operations
Sales Commission Calculator
Calculate commission with tiered, accelerator, and quota-based structures. Compare comp plans.
Employee Cost Calculator
Calculate fully-loaded employee cost — salary, payroll tax, benefits, equipment, overhead.
Discount Calculator
Calculate discount, sale price, and savings. Apply percentage or fixed-amount discounts.
Invoice Generator
Create professional invoices with line items, tax, and discount. Download as PDF, no signup.
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Additional Tools
Convertible Note Calculator (Cap & Discount)
Calculate convertible note conversion price using valuation cap and discount rate. See post-money cap, discounted price, and which gives investors better terms. Free.
Option Pool Dilution Calculator
Calculate option pool top-up dilution at a priced round: pre-money vs post-money pool, founder dilution shuffle, and effective valuation. Free and instant.
SaaS Quick Ratio Calculator
Calculate SaaS Quick Ratio: New MRR + Expansion MRR ÷ Churned MRR + Contraction MRR. Benchmark against the 4.0+ rule for venture funding readiness. Free.
SAFE Note Dilution Calculator
Calculate SAFE note dilution at priced round: valuation cap, discount rate, pre-money vs post-money SAFE, and founder ownership impact. Free and instant.
SOC 2 Cost Calculator
Estimate total SOC 2 cost — audit fees, compliance automation, vCISO, prep work. Free 2026 calculator for Type 1 vs Type 2, by company size and stack.
VC Cap Table Dilution Calculator
Calculate founder dilution across Seed, Series A, B, C rounds with option pool refreshes. See post-money ownership and exit equity value at each round. Free, instant.
SaaS ARR Growth Endurance 2026 Calculator
Calculate free growth endurance SaaS factor (0.85-0.9) for 2026. Forecast ARR decay curve using Bessemer and Battery OpenCloud benchmarks.
SaaS Quick Ratio & Magic Number 2026 Comparison Calculator
Compare free SaaS quick ratio magic number for 2026 from MRR motion and S&M spend. Tiers efficiency good/great/elite. Cites SaaSOptics, ProfitWell.
SaaS Revenue Multiple 2026 Valuation Calculator by Stage
Calculate free SaaS revenue multiple 2026 valuation by stage, ARR, growth, and NRR. Cites SaaS Capital Index and Bessemer State of the Cloud benchmarks.
Rule of 40 vs Rule of X 2026 SaaS Stage Calculator
Compare free Rule of 40 vs Rule of X for 2026 SaaS by stage. Inputs growth, EBITDA, FCF, NRR. Cites Brad Feld and Altimeter Bond Cap benchmarks.