📐 Unit Converters
Convert between metric and imperial units in a click — length, weight, data, speed, time and area. Pick your units, type a number, get an instant answer.
Length Converter
Convert length units instantly — km, miles, meters, feet, inches.
Weight Converter
Convert weight units instantly — kg, pounds, grams, ounces.
Data Storage Converter
Convert data storage units instantly — bytes, KB, MB, GB, TB.
Speed Converter
Convert speed units instantly — km/h, mph, m/s, knots.
Time Converter
Convert time units instantly — seconds, minutes, hours, days.
Area Converter
Convert area units instantly — sq meters, sq feet, acres, hectares.
Volume Converter
Convert volume units instantly — liters, gallons, ml, cups.
Pressure Converter
Convert pressure units instantly — bar, psi, pascal, atm.
Energy Converter
Convert energy units instantly — joules, calories, kWh.
Power Converter
Convert power units instantly — watts, kilowatts, horsepower, BTU/hour.
Angle Converter
Convert angle units instantly — degrees, radians, gradians.
Temperature Converter
Convert between Celsius, Fahrenheit and Kelvin instantly.
PDF Merge
Combine multiple PDFs into one file without uploading anything.
Roman Numeral Converter
Convert numbers to Roman numerals and Roman numerals back to numbers.
Number to Words
Spell out any number in words — for cheques, contracts and invoices.
Text to Binary
Convert text to binary and binary back to text (UTF-8, 8-bit).
Fuel Economy Converter
Convert between MPG (US/UK), km/L and L/100km accurately.