Calculators

Convert length, weight, temperature, volume, and more — instantly as you type

Calculate your monthly mortgage payment, total interest, and see how extra payments save you money

Calculate percentages instantly — X% of Y, percentage change, percentage difference, and more

Calculate your Body Mass Index with visual health ranges — metric and imperial units

Create professional invoices and download them as PDF

Find your exact age in years, months, and days — plus fun facts about your birthday

See how your savings grow over time with compound interest and regular contributions

Calculate tips and split bills instantly — perfect for dining out with friends