Free Calculators for Business Owners
Property, company cars and staff costs, worked out line by line with GOV.UK rates. Indicative only, using September 2026 data, and not to be relied upon.
Property in a company or personally
Compare the tax on rental profit each way, the one off cost of moving it, and stamp duty.
- Profit left in or taken out
- Mortgage interest and accountancy
- Stamp duty for any buyer
Company car or your own car
Four ways of having the same car, with company car tax, tax relief and mileage, line by line.
- Electric, hybrid or petrol
- Buy or lease, company or you
- Company car tax to 2030
What it really costs to employ someone
The cost a year, a month and an hour actually worked, and the sales needed to cover it.
- National Insurance and pension
- Holiday, sickness and extras
- Minimum wage check
Thinking about a holding company?
Some owners have a holding company above their trading company, to keep property, cash or future businesses separate. Whether it suits you depends on your plans, so it needs a proper look. How holding companies work
Indicative only, not advice. These calculators show how the tax works out on the figures you enter, using GOV.UK rates as at September 2026. They are indicative only and must not be relied upon. Speak to us before making any decision.