Calculators & Converters
Fast browser-based calculators for finance, dates, units, percentages, and number systems.
BMI Calculator
Calculate body mass index.
Age Calculator
Calculate age from birth date.
Percentage Calculator
Calculate percentages, increases, and decreases.
Loan Calculator
Estimate monthly loan payments.
Mortgage Calculator
Estimate mortgage payments and totals.
Compound Interest Calculator
Project savings growth with compounding.
Discount Calculator
Calculate sale prices and savings.
Profit Margin Calculator
Calculate profit, markup, and margin.
VAT Calculator
Add or remove VAT from prices.
Currency Converter
Convert values using manual or preset exchange rates.
Unit Converter
Convert common length, weight, and temperature units.
Binary Converter
Convert between binary and decimal.
Decimal to Hex Converter
Convert decimal numbers to hexadecimal and back.
Scientific Calculator
Evaluate math expressions with common scientific functions.
Random Number Generator
Generate single or multiple random numbers.
Date Difference Calculator
Measure days, weeks, and months between two dates.
Number Formatter
Format numbers with locale-aware separators.
Tip Calculator
Calculate tips and split bills quickly.
Sales Tax Calculator
Add sales tax to a price and see the total.
Average Calculator
Calculate the average of a list of numbers.
GPA Calculator
Calculate GPA from multiple course grades.
Grade Percentage Calculator
Convert scores into a percentage result.
Break-Even Calculator
Estimate break-even volume from costs and price.
Savings Goal Calculator
Estimate monthly savings needed to reach a goal.
Simple Interest Calculator
Calculate interest without compounding.
Salary Converter
Convert annual salary into monthly, weekly, and hourly values.
Fuel Cost Calculator
Estimate trip fuel costs from distance, mileage, and price.
Pace Calculator
Calculate pace from time and distance.
Ratio Calculator
Simplify and compare ratios.
Aspect Ratio Calculator
Calculate matching dimensions from an aspect ratio.