Everyday calculators
Dates, ages, percentages and journeys
Fuel Cost
Work out what a journey really costs in fuel using your car’s MPG and the price at the pump, per trip, per week, per month and per year.
Open calculatorPercentage
Work out percentages quickly: a percentage of a number, what percentage one number is of another, and percentage increase, decrease or difference.
Open calculatorAge
Work out your exact age in years, months and days from your date of birth, and see how long until your next birthday.
Open calculatorDate Difference
Count the days between two dates, or add and subtract days from a date, with an option to count working days only.
Open calculatorTip
Work out the tip, the total to pay and how much each person owes when splitting a bill.
Open calculatorBMI
Calculate your Body Mass Index (BMI) in metric or imperial units and see the healthy weight range for your height.
Open calculatorUnit Converter
Convert between metric and imperial units of length, weight and temperature quickly and accurately.
Open calculatorAbout our everyday calculators
Handy everyday calculators for the small sums life throws at you: working out your age, the days between two dates, a percentage, a restaurant tip, or the cost of a car journey.
No sign-up, no clutter, just fast tools that do one thing well.