Burn Rate & Runway Calculator
Cash on hand ÷ monthly net burn = months of runway.
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Enter inputs to calculate
About this calculator
Free burn rate and runway calculator: enter your current cash balance, monthly revenue, and monthly cash expenses to instantly see your net burn, gross burn, and runway in months — with a verdict on whether you should be raising, cutting, or celebrating. Built for solo founders and seed-stage teams who need a quick gut-check before a strategy meeting or before walking into an investor pitch.
Want this metric in context, not in isolation?
The Unbuilt Lab app runs your idea through a 6-document Blueprint Pack — and the Market Validation doc covers Burn Rate & Runway Calculator against your specific market data, competitors, and unit-economics targets. Not a generic calculator: tailored analysis.