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Calculate the net amount supporting short-term operations.
Calculators / Business / Cash runway
Cash runway calculator
Estimate how long available cash can support a constant monthly net burn.
On this page
Monthly net burn30,000
Estimated runway10months
Calculator controls
How to calculate
Estimate how long available cash can support a constant monthly net burn.
net burn = monthly costs − monthly cash revenue; runway = cash ÷ net burn
Worked example
Available cash: 300000; Average monthly cash revenue: 60000; Average monthly cash costs: 90000.
Monthly net burn: 30,000 ; Estimated runway: 10 months.
Assumptions and limits
Cash timing, one-off payments, financing, collections, seasonality, growth, and changing costs can make actual liquidity different.
Results are rounded for display; calculations use unrounded values. Read our calculation methodology.
Understanding the result
Estimate how long available cash can support a constant monthly net burn. The calculation keeps the assumptions visible instead of relying on hidden market data.
When this tool is useful
Use this calculator to compare a financial or operating scenario before confirming the figures with the relevant provider or records.
Understanding your inputs
| Input | What to enter |
|---|---|
| Available cash | Enter a number of at least 0 and no more than 1000000000000. |
| Average monthly cash revenue | Enter a number of at least 0 and no more than 1000000000000. |
| Average monthly cash costs | Enter a number of at least 0 and no more than 1000000000000. |
Frequently asked questions
What should I verify before relying on this result?
Cash timing, one-off payments, financing, collections, seasonality, growth, and changing costs can make actual liquidity different.
Does this calculator retrieve live financial data?
No. It uses only the values entered on this page, so rates and balances remain transparent and editable.