Percentage Calculator
Find percentages, increases, decreases and percentage of a number.
Open calculator →Calculate VAT, BMI, mortgages, loans, percentages, savings and business figures in seconds with clean, modern tools.
Jump straight to the type of calculation you need.
Pick a calculator below. Each page is designed to load quickly and work well on mobile.
Find percentages, increases, decreases and percentage of a number.
Open calculator →Calculate Body Mass Index using weight and height.
Open calculator →Add or remove VAT from a price using common UK VAT rates.
Open calculator →Work out a clear monthly mortgage repayment figure.
Open calculator →Calculate monthly loan repayments and interest.
Open calculator →Calculate age from a date of birth.
Open calculator →See how money can grow over time with compounding.
Open calculator →Calculate margin, markup and profit from cost and sale price.
Open calculator →Work out return on investment as a percentage.
Open calculator →Calculate the duration between two times.
Open calculator →Calculate sale discounts and final prices fast.
Open calculator →Plan savings growth with deposits and interest.
Open calculator →Calculate journey fuel costs using distance and fuel price.
Open calculator →Estimate potential YouTube revenue from views and RPM.
Open calculator →Every tool is kept simple: clear inputs, instant calculations, mobile-friendly layouts and helpful explanations below the calculator.
Explore some of the most searched online calculators and finance tools.
Yes. The calculators are free to use and do not require an account.
Yes. The site is designed to work on phones, tablets and desktop computers.
Guidance helps explain what the result means and when it is worth double-checking figures for important decisions.