Every calculation, in one place
30 free calculators for the United Kingdom. Statutory figures are checked against the official source and dated on the page. Everything runs in your own browser, so nothing you type is sent anywhere.
Most used
The six people reach for most, and the ones whose figures change every April.
Redundancy payStatutory redundancy pay by age, service and weekly pay, with the correct cap for Great Britain or Northern Ireland.Statutory Sick PayStatutory Sick Pay a week and across a period of absence, at the current rate.Pro rata salaryWhat a full-time salary comes to for part-time hours, and the other way round.Registration thresholdWhether you must register for VAT, by when, and from what date.Mileage allowanceWhat you can claim for business mileage at the approved HMRC rates.PercentagePercentages of a number, increases and decreases, and one number as a percentage of another.
Work and pay
Pay, holiday, redundancy and statutory entitlements across the United Kingdom.
Take-home payIncome tax and National Insurance on a salary, with the correct bands for Scotland or for the rest of the United Kingdom.Redundancy payStatutory redundancy pay by age, service and weekly pay, with the correct cap for Great Britain or Northern Ireland.Notice periodThe statutory minimum notice an employer must give, by length of service.Maternity payStatutory Maternity Pay across the 39 weeks, at 90 per cent and then at the flat rate.Pro rata salaryWhat a full-time salary comes to for part-time hours, and the other way round.Hourly rateTurn a salary into an hourly rate, or an hourly rate into a salary.Statutory Sick PayStatutory Sick Pay a week and across a period of absence, at the current rate.Holiday entitlementStatutory holiday in days for any working pattern, including part-time.Holiday payHoliday built up at 12.07 per cent for irregular hours in Great Britain, and the different Northern Ireland method.
Tax and VAT
VAT, registration thresholds and the schemes small businesses actually use.
VATAdd VAT or take it back out, at 20 per cent, 5 per cent or any rate.Flat Rate SchemeThe flat rate payment for your trade, with the limited cost business test.Registration thresholdWhether you must register for VAT, by when, and from what date.
Home projects
How much concrete, paint, gravel or tile a job actually needs.
ConcreteVolume of concrete for a slab or base, in cubic metres and in bags.GravelTonnes and bulk bags of gravel or chippings for a drive or path.PaintLitres of paint for walls and ceilings, allowing for doors, windows and coats.DeckingDeck boards, joists and fixings for a given deck size.TilesNumber of tiles and boxes for a floor or wall, with waste allowed.WallpaperRolls of wallpaper for a room, allowing for the pattern repeat.BricksBricks, blocks and mortar for a wall of a given size.AreaArea of a room or plot, including L-shaped rooms, in metres and feet.VolumeVolume in cubic metres and litres for tanks, ponds, skips and soil.
Driving
Fuel, mileage claims and the cost of charging an electric car.
Mileage allowanceWhat you can claim for business mileage at the approved HMRC rates.MPG and fuel costMiles per gallon from a fill-up, and what a journey actually costs.EV charging costWhat it costs to charge an electric car at home or in public.
Health and fitness
Body measurements and daily energy, worked out plainly.
BMIBody mass index in metric or imperial, with the standard categories.BMR and daily energyResting metabolic rate and daily energy use for your activity level.
Everyday maths
Percentages, ages, dates and times, without the fuss.
PercentagePercentages of a number, increases and decreases, and one number as a percentage of another.AgeExact age in years, months and days, and the next birthday.Days between datesDays, weeks and working days between two dates, or a date a set time ahead.TimeAdd up hours and minutes, and convert between hours and decimal hours.