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Know your runway
before your next move.
39 free calculators for founders. Start with the one that keeps you up at night — how many months of cash you have left.
01 / Unit Economics
What's a customer actually worth?
LTV is the total gross-margin revenue a customer gives you before they churn. Every dollar you spend acquiring them should be measured against this number.
Read the full LTV guide02 / Acquisition
How much does a customer cost?
Customer Acquisition Cost tells you what you spend to win one customer. Pair it with LTV and you know whether your growth is healthy or bleeding cash.
Read the full CAC guide03 / Survival
How fast is cash leaving?
Net burn is the average cash you spend above revenue each month. It's the denominator of your runway — cut it, and every other month buys you more time.
Read the full Burn Rate guideAll 39 calculators
Every metric that matters.
Pick any calculator. Each one has industry benchmarks and a plain-English guide.
Revenue Metrics
Unit Economics
Survival & Health
Startup Valuation & Equity
Marketing & Growth
Freelance & Agency