Everyday Calculators

Calculate percentages quickly: find a percentage of a number, percentage change, or percentage difference.

Calculate monthly repayments and total interest on personal loans.

Plan your monthly household budget and see where your money goes.

Plan your debt repayment strategy using the snowball or avalanche method.

Calculate tip amounts and split bills between diners at UK restaurants.

Split the cost of a group gift fairly between contributors.

Calculate monthly repayments, total interest, and view a full amortisation schedule for any loan.

Work out how long it will take to pay off your credit card and how much interest you will pay.

Compare the cost of living between UK cities including rent, groceries, transport, and utilities.

Calculate the area of a room or property in square feet, square metres, and square yards.

Add, subtract, multiply, and divide fractions with step-by-step workings and simplified results.

Calculate sale prices, percentage discounts, and how much you save with stacked discounts.

Calculate speed, distance, or time from any two values with unit conversions and journey estimates.

Calculate eBay UK seller fees including final value fees, per-order fees, and promoted listing costs to work out your net profit.

Track and categorise all your monthly outgoings. See where your money goes and find areas to save.

Split a restaurant bill between friends. Add tip, handle unequal splits, and calculate each person's share.

Compare unit prices to find the best value when shopping.

Calculate the cost per serving of a home-cooked meal.

Estimate UK taxi fares based on distance, time of day, and location.

Calculate the total cost of a hotel stay including room, meals, and extras.

Calculate potential cashback earnings from credit cards and cashback apps based on your monthly spending.

Track your weekly grocery spend and compare with UK averages.

Compare broadband deals by calculating the true total cost over the full contract period.

Compare mobile phone contract costs with buying outright plus a SIM-only deal.

Calculate how much you could save by switching to a more fuel-efficient car.

Compare electricity and gas running costs for heating, cooking, and hot water.

Create a comprehensive monthly budget covering income, bills, and savings goals.

Calculate how much paint you need for a room based on wall dimensions.

Calculate how much flooring you need including wastage allowance.

Estimate how long a file will take to download at your internet speed.

Calculate bandwidth requirements for streaming, gaming, and remote work.

Plan your gift spending across recipients and occasions.

Add up all your subscriptions and see the true annual cost plus what you could earn investing instead.

A full-featured online scientific calculator with trigonometric, logarithmic, and advanced mathematical functions.

Calculate the mean, variance, and standard deviation for any data set with step-by-step workings.

Simplify ratios, solve for missing values in proportions, and scale ratios up or down.

Generate random numbers, pick random items from a list, or simulate dice rolls and coin flips.

Calculate tips and split the bill between multiple people.

Split a restaurant bill with custom shares for each person.

Calculate how many litres of paint you need for a room.

Calculate how many wallpaper rolls you need for a room.

Calculate gravel needed for driveways and paths in tonnes and bags.

Calculate topsoil needed for gardens and raised beds.