Example: Cash on hand: $780,000 · Monthly net burn: $40,000 → Runway: 1 year, 8 months.
Often used together: people running these numbers usually also estimate your monthly recurring revenue, check your annual recurring revenue, compare your churn rate, project your customer retention, work out your customer lifetime value and size up your CAC.
Frequently asked questions
How do I calculate cash runway?
Enter your numbers above and the result updates instantly. For example: Cash on hand: $780,000 · Monthly net burn: $40,000 → Runway: 1 year, 8 months.
Is this Cash Runway Calculator free?
Yes — completely free with no sign-up or paywall. It runs entirely in your browser and keeps working offline; the numbers you enter never leave your device.
How accurate is it?
It uses the standard published formula for cash runway. Results are estimates for planning — not financial, tax, medical, engineering, or legal advice.