All UK calculators

Every calculator on Calculio, in one place. Filter by category to find what you need, or use search in the header for a quick jump.

Estimate your monthly mortgage repayments, total interest and full amortisation schedule.

Calculate Stamp Duty Land Tax, Land and Buildings Transaction Tax or Land Transaction Tax on your property purchase.

See your net monthly and annual pay after Income Tax, National Insurance, pension and student loan deductions.

Break down exactly how much Income Tax you owe by band, for England, Wales, Northern Ireland or Scotland.

Find your Vehicle Excise Duty rate based on fuel type, CO2 emissions, list price and first registration date.

Work out how much a journey or trip will cost in fuel, based on distance, MPG and fuel price.

Calculate your Body Mass Index and see which NHS weight category you fall into, plus a healthy weight range.

Estimate your due date and current gestational week from your last period, conception date or IVF transfer date.

Calculate exact age in years, months and days from any date of birth, plus total days, weeks and hours lived.

Four calculators in one: find a percentage of a number, work out percentage change, and more.