Risk
Cash Reserve Calculator
The cash cushion that lets your business survive a bad quarter without panic decisions.
Inputs
- Monthly fixed costs
- Monthly variable costs
- Target months of runway
How to use this calculator
- Enter your monthly fixed and variable costs.
- Set how many months of runway you want to hold.
- The result is the cash reserve to keep on hand so a slow stretch doesn't become a crisis.
What each term means
- Cash reserve
- Money set aside to cover expenses through a downturn or shock.
- Runway
- How many months you can operate on cash without new revenue.
- Burn rate
- How fast you spend cash in a typical month.
Educational disclaimer: Outputs are simplified educational estimates built from the numbers you enter — they are not financial, legal, tax, or investment advice, and real decisions deserve verified figures and qualified professionals.