Cash-runway planning works best when burn rate and ending cash are shown together instead of relying on a single runway estimate alone.

Runway months: 7.5
Burn rate: $6,000.00
Projected ending cash: $9,000.00

Cash on hand
$45,000.00
Monthly revenue
$18,000.00
Monthly expenses
$24,000.00
Forecast months
6

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Forecasting

Runway Calculator

Use this when you want the runway number first and the underlying burn math right beside it.

This calculator helps operators translate current cash and monthly burn into a clearer estimate of how long the business can keep going at the current pace.

How to use this page

Start with your best current estimate, adjust the inputs until the result feels realistic, and use the related tools below when you want to pressure-test price, profit, or payout from another angle.

Estimate cash flow, burn, runway, and projected ending cash from monthly inflows and outflows.

Use the calculator with the examples below to test ideas quickly and come back to the same setup later.

Worked examples

Start from a realistic scenario

Each example opens the same calculator with shareable URL state.

Runway from current burn

Current cash translated into runway months under a steady negative monthly cash flow.

6runway months

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FAQ

Quick answers

Short answers for the questions that usually come up first.

When should I use the runway calculator?

This calculator helps operators translate current cash and monthly burn into a clearer estimate of how long the business can keep going at the current pace.

Is this meant for exact accounting, tax filing, or bookkeeping?

No. It is a planning calculator built around your inputs so you can sanity-check pricing, profit, or cash decisions quickly.