Startup Cash
Runway Calculator
Input your high-level numbers below to instantly see how many weeks your business can survive before running out of liquid cash.
Tip: Use the Up/Down arrow keys to jump by £1,000
Your Estimated Runway
14.4 Weeks
(3.3 Months)
A calculator is a toy. A forecast is a tool.
This calculator assumes your revenue and expenses are flat every month. In reality, VAT bills, annual software renewals, and delayed client payments create hidden cash gaps that destroy businesses.
Get the 13-Week Cashflow Engine