Converters
Unit, currency, number base, and measurement converters
Unit Converter
Convert length, weight, temperature, volume, area and speed.
Number Base Converter
Convert between binary, octal, decimal, and hexadecimal.
Unix Timestamp Converter
Convert Unix timestamps to human-readable dates and back.
Roman Numeral Converter
Convert numbers to Roman numerals and vice versa.
Currency Converter
Convert between 20+ world currencies with reference rates.
Temperature Converter
Convert between Celsius, Fahrenheit, and Kelvin.
Length Converter
Convert meters, feet, miles, inches, centimeters and more.
Weight Converter
Convert kg, pounds, ounces, grams, tonnes and more.
Area Converter
Convert square meters, feet, acres, hectares and more.
Volume Converter
Convert liters, gallons, cups, milliliters and more.
Speed Converter
Convert km/h, mph, m/s, knots and other speed units.
Pressure Converter
Convert Pascal, bar, psi, atm and other pressure units.
Energy Converter
Convert joules, calories, kilowatt-hours, BTU and more.
Data Storage Converter
Convert bytes, KB, MB, GB, TB and other data units.
Angle Converter
Convert between degrees, radians, and gradians.
Time Unit Converter
Convert seconds, minutes, hours, days, weeks and years.
Frequency Converter
Convert Hz, kHz, MHz, GHz and other frequency units.
Fuel Efficiency Converter
Convert MPG, L/100km, km/L and other fuel economy units.
Cooking Measurement Converter
Convert cups, tablespoons, teaspoons, ml and oz.
Shoe Size Converter
Convert shoe sizes between US, UK, EU, and Japanese systems.
Clothing Size Converter
Convert clothing sizes XS, S, M, L, XL internationally.
PX to REM Converter
Convert CSS pixel values to REM units with custom base.
REM to PX Converter
Convert CSS REM values back to pixel units.
HEX to Decimal
Convert hexadecimal numbers to decimal (base 10).
Decimal to HEX
Convert decimal numbers to hexadecimal format.
Binary to Decimal
Convert binary numbers to decimal (base 10).
Decimal to Binary
Convert decimal numbers to binary (base 2).
Octal to Decimal
Convert octal numbers to decimal (base 10).
Decimal to Octal
Convert decimal numbers to octal (base 8).
ASCII Code Converter
Convert characters to ASCII codes and back.
Unicode Converter
Convert characters to Unicode code points and back.
Typography Units Converter
Convert pt, px, em, rem, and vw typography units.
Image Resolution Converter
Convert between DPI, PPI, and pixel dimensions.
Color Code Converter
Convert between HEX, RGB, HSL, and HSV color codes.
Aspect Ratio Calculator
Calculate and convert image and video aspect ratios.