Free calculator · no account needed
Spending affordability calculator
Test one purchase or monthly cost against this month's surplus.
Illustrative result
The cost fits this surplus
- Surplus afterwards
- £270.00
- Yearly effect if it continues
- £960.00
Assumptions
- A one-off cost uses the surplus once. A monthly cost uses it every month.
Questions
What about next month's bills?
They should already be out of the surplus. If they are not, the spare figure is too high.
Use this in your own plan
The result stays in your browser. Create an Aldoraun account if you want to keep a budget, accounts and a cashflow forecast.
Related calculators
Estimates only. Tax and repayment rules can change, and this is not financial, tax or pension advice.
Live resultThe cost fits this surplusSee breakdown