Business calculator

Burn Rate / Runway Calculator

Estimate how many months of runway remain from cash balance and monthly burn.

FormulaRunway months = cash balance / monthly net burn

Formula

Runway formula

Runway months = cash balance / monthly net burn

300,000 cash and 50,000 monthly burn gives 6 months runway.

FAQ5 common questions for this calculator.

FAQs

What is runway?+

Runway is the approximate time a business can operate before cash runs out at the current burn rate.

How does the Burn Rate / Runway Calculator calculate the result?+

For the Burn Rate / Runway Calculator, it uses the Runway formula: Runway months = cash balance / monthly net burn. 300,000 cash and 50,000 monthly burn gives 6 months runway.

What information do I need to use the Burn Rate / Runway Calculator?+

For the Burn Rate / Runway Calculator, enter cash balance and monthly burn. Keep the units consistent with the calculator fields and compare your setup with the worked example on the page.

How accurate is the Burn Rate / Runway Calculator?+

Burn Rate / Runway Calculator is accurate when the business inputs come from the same reporting period and definition. It applies the Runway formula. Platform attribution windows, refunds, taxes, or overhead allocation can change the interpretation.

What should I check before using the Burn Rate / Runway Calculator result?+

For the Burn Rate / Runway Calculator, check cash balance and monthly burn, measurement period, attribution window, revenue basis, costs, and rounding rules. Business metrics change meaning when inputs come from different systems or time ranges.

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Business guide

How to use the Burn Rate / Runway Calculator

Estimate how many months of runway remain from cash balance and monthly burn. The page also explains the runway formula and shows a practical example: 300,000 cash and 50,000 monthly burn gives 6 months runway.

  1. 1

    Enter your details

    Enter cash balance and monthly burn, then complete any other fields shown in the calculator.

  2. 2

    Check the calculation

    Review the result alongside the runway formula: Runway months = cash balance / monthly net burn.

  3. 3

    Compare scenarios

    Change one or more inputs to see how they affect the burn Rate / Runway Calculator result before you use the estimate.