Tools
Free, browser-based Calculator tools — fast, private, no signup required.
11 tools
Calculate your Body Mass Index (BMI) from your height and weight, in metric or imperial units.
Calculate exact age in years, months, and days between two dates, plus total days, weeks, and months.
Three common percentage calculations in one tool: percentage of a number, what percentage one number is of another, and percentage change.
Enter an original price and discount percentage to instantly see how much you save and the final price.
Add or remove GST/VAT from an amount and see the base price, tax amount, and total instantly.
Calculate your monthly loan installment (EMI), total interest, and total repayment based on loan amount, interest rate, and tenure.
Estimate your monthly mortgage payment, total interest, and a principal-vs-interest breakdown.
Convert a monthly salary into yearly, weekly, daily, and hourly figures instantly.
Calculate your Grade Point Average from letter grades and credit hours for each course.
Calculate your cumulative GPA across multiple semesters, with support for Germany, USA, Bangladesh, India, UK, Canada, Australia, and custom grading scales.
Calculate time differences, add or subtract hours and minutes, or convert total hours into days and hours.
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