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Startup Runway Calculator
Determine how many months your startup can survive at current burn rates and project your exact cash-out horizon.
Cash & Revenue Inputs
Liquid bank balance and fixed deposits available immediately.
Monthly Operating Expenses
Total Runway
13Months
Out of cash: November 2027
Monthly Net Burn
₹5,00,000
Gross Burn: ₹8,00,000/mo
Break-Even Revenue
₹8,00,000
Net Burn Active
Monthly Cash & Burn Projection
| Month | Opening Cash | Revenue | Expenses | Net Burn | Closing Cash |
|---|---|---|---|---|---|
| M1 | ₹50,00,000 | ₹3,00,000 | ₹8,00,000 | ₹5,00,000 | ₹45,00,000 |
| M2 | ₹45,00,000 | ₹3,15,000 | ₹8,00,000 | ₹4,85,000 | ₹40,15,000 |
| M3 | ₹40,15,000 | ₹3,30,750 | ₹8,00,000 | ₹4,69,250 | ₹35,45,750 |
| M4 | ₹35,45,750 | ₹3,47,288 | ₹8,00,000 | ₹4,52,713 | ₹30,93,038 |
| M5 | ₹30,93,038 | ₹3,64,652 | ₹8,00,000 | ₹4,35,348 | ₹26,57,689 |
| M6 | ₹26,57,689 | ₹3,82,884 | ₹8,00,000 | ₹4,17,116 | ₹22,40,574 |
| M7 | ₹22,40,574 | ₹4,02,029 | ₹8,00,000 | ₹3,97,971 | ₹18,42,603 |
| M8 | ₹18,42,603 | ₹4,22,130 | ₹8,00,000 | ₹3,77,870 | ₹14,64,733 |
| M9 | ₹14,64,733 | ₹4,43,237 | ₹8,00,000 | ₹3,56,763 | ₹11,07,969 |
| M10 | ₹11,07,969 | ₹4,65,398 | ₹8,00,000 | ₹3,34,602 | ₹7,73,368 |
| M11 | ₹7,73,368 | ₹4,88,668 | ₹8,00,000 | ₹3,11,332 | ₹4,62,036 |
| M12 | ₹4,62,036 | ₹5,13,102 | ₹8,00,000 | ₹2,86,898 | ₹1,75,138 |
| M13 | ₹1,75,138 | ₹5,38,757 | ₹8,00,000 | ₹2,61,243 | ₹0 |
Core Runway Formulas
Gross Burn
Gross Burn = Total Monthly Operating Expenses
Net Burn
Net Burn = Monthly Gross Burn - Monthly Revenue
Runway Months
Runway = Current Cash ÷ Monthly Net Burn
Frequently Asked Questions
What is startup cash runway?
Startup runway is the number of months a company can continue operating before exhausting its cash reserves, calculated as Current Cash ÷ Monthly Net Burn.
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