Cash & runway
These free tools answer the question that kills most startups: are you about to run out of cash? Check your runway, burn rate and zero-cash date, and see whether the plan survives — before it bites, not after.
Runway & Burn Calculator
How long until I run out of cash? Your zero-cash date and break-even month.
Burn Rate Calculator
The simplest runway: your cash divided by monthly burn.
Ready for the full picture?
Each tool checks ONE number. The Viability Model runs them into one default-alive verdict, with benchmarks, scenarios, a cap table and a PDF.