Revenue can vanish in a month. Rent and payroll can't. Size your cash cushion, see how many months you'd survive today, and plan how fast to close the gap.
Your survival months at the current burn — the single most honest startup metric.
Solo founders often need 6+ months; stable established firms may manage with 3.
Convert the shortfall into a concrete savings schedule with a finish date.
All calculations run locally in your browser. Nothing is sent anywhere.
Runway is cash. Cash flow is everything.