Skip to content
Business Resource HubPractical guides for small businesses

Cash Flow Calculator

Project your closing cash balance month by month from opening cash, money in and money out — and see how long your balance lasts if you are burning cash.

Money actually collected, not invoiced.

Net cash per month

£1,500

Cash after 6 months

£17,000

Cash runway

How long the opening balance lasts at the current burn

Cash positive

Total cash in

£84,000

Total cash out

£75,000

This calculator runs in your browser. Nothing you enter is sent to us or stored, and results are illustrative guidance rather than accounting or financial advice.