Online calculators

Includes calculators for mortgages, loans, APR, payslips, VAT, stamp duty, company car and fuel benefits.

Calculate the annual percentage rate (APR) on your loan.

Calculate CIS Tax Deductions.

Work out the taxable benefit on your company car.

Find out how much you spend on fuel per year.

Work out your gross profit and gross profit margin.

Work out your interest and fixed monthly repayments.

Find out how long it will take you to become a millionaire.

Find out how you can create more profit.

A quick and easy way to calculate your mortgage payments.

Want to check your net pay?

Calculate the rate at which your savings will grow.

Calculate the tax charged for the purchase of property.

How much funding you will need to support your new business startup?

Calculate the VAT paid or payable.

05 Mar 2026

Chancellor says plan is right despite uncertain backdrop to Spring Forecast Statement

Chancellor Rachel Reeves insisted she has the 'right economic plan' for the UK in her Spring Forecast Statement announcement.

05 Mar 2026

An estimated one million taxpayers missed the self assessment deadline for the 2024/25 tax year, according to HMRC.

05 Mar 2026

The number of people using the HMRC app to pay their self assessment tax bill has increased by 65% this tax year, according to the tax authority.