Business & SaaS
SaaS unit economics, revenue, runway, and business-entity calculators.
Tools
Burn Rate & Runway Simulator
Model gross burn, net burn, and funding runway month by month. Forecast your cash exhaustion date with revenue growth assumptions and planned funding rounds.
MRR & ARR Calculator
Calculate net new MRR, ARR, MoM growth rate, and Net Revenue Retention. Model new, expansion, contraction, and churned MRR with month-by-month projections.
Product Review Intelligence Analyzer
Analyze review text for incentivized phrasing, detect rating distribution anomalies, and identify velocity spikes. A platform-agnostic review quality tool for e-commerce operators.
S Corp Tax Savings Calculator
Calculate tax savings from electing S Corporation status in 2026. Compare self-employment tax, W-2 reasonable salaries, QBI deductions, and state corp fees.
SaaS Unit Economics Calculator
Calculate LTV, CAC payback period, and gross margin health for your SaaS. Model churn impact on customer lifetime value and simulate VC-mode churn reduction.
Guides
MRR vs ARR: The Complete Guide to SaaS Revenue Metrics
How MRR and ARR are calculated, when to use each, and how to break revenue down into new, expansion, contraction, and churned MRR for an accurate growth picture.
What Is a Good LTV:CAC Ratio? A Founder's Guide to SaaS Unit Economics
How to calculate customer lifetime value, CAC, and payback period — and the LTV:CAC benchmarks investors actually look for at each stage of growth.
Burn Rate and Runway: How to Calculate How Long Your Startup Has Left
Gross burn vs net burn, how to calculate runway correctly, and the warning signs that tell you it's time to start fundraising — explained with real formulas.
Best SaaS Tools for Startups in 2026: Curated by Category
The essential SaaS startup toolkit, curated by category: free financial calculators, product analytics, customer support, email automation, CRM, and developer infrastructure — with honest free-tier picks at every level.
Best SEO Tools for SaaS Companies in 2025: A Founder's Toolkit
Keyword research, technical audits, content optimization, and rank tracking — the SEO tools SaaS founders actually need. Plus the free tool strategy that earns organic traffic without a full content team.
Understanding Capital Gains Taxes 2026: Rates, Brackets & Tax Strategies
A comprehensive guide to 2026 capital gains tax rates, standard and long-term brackets, holding periods, and strategies to minimize your tax bill.