Burn rate and runway
Estimate how long available cash lasts under a constant monthly revenue and cost scenario.
Your scenario
Preparing the calculator…
Your result
- Net monthly burn (₹)
- 1,50,000
- Runway (months)
- 8
Formula and assumptions
Net burn = monthly outflow − monthly inflow. Runway = available cash ÷ positive net burn.
Constant monthly flows only. Excludes taxes, delayed collections, debt repayments and future changes. A non-positive burn does not guarantee solvency.
A little guidance.
How to use burn rate and runway
- Enter your own numbers or choose Try an example.
- Review the settings and the stated limitations.
- Results update immediately. Check the formula, then choose Download or Copy.
Formats and compatibility
Numbers are calculated locally. Dates use the stated counting convention. Results download as plain text with assumptions. See browser compatibility.
Limitations
Constant monthly flows only. Excludes taxes, delayed collections, debt repayments and future changes. A non-positive burn does not guarantee solvency.
Worked example
₹12 lakh cash, ₹2.5 lakh outflow and ₹1 lakh inflow give ₹1.5 lakh net burn and 8 months of runway.
Formula
Net burn = monthly outflow − monthly inflow. Runway = available cash ÷ positive net burn.
Questions, answered.
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