Quick Conversions at Your Fingertips.
Your all-in-one solution for quick, accurate conversions — no math required!
Quick Access
Our most popular tools for everyday conversion needs. These are the converters our users rely on most frequently.
Unit Conversion Tools
Our precision unit converters handle everything from everyday measurements to specialized scientific units. Each converter uses standardized formulas and the latest conversion data to ensure accuracy.
Angle
Convert between angle units like degrees, radians, and gradians.
Area
Convert between square meters, acres, square feet, and other area units.
Clothing & Shoe Sizes
Convert between international clothing and shoe size standards.
Color
Convert between color formats like HEX, RGB, HSL, and CMYK.
Cooking
Convert between common cooking measurements like cups, tablespoons, and milliliters.
CSS Units
Convert between CSS units like pixels, rem, em, and viewport units.
Data
Convert between bytes, kilobytes, megabytes, gigabytes, and more.
Data Transfer & Internet Speed
Convert between data transfer and internet speed units like Mbps and Gbps.
Electrical Units
Convert between electrical units like volts, amperes, and watts.
Energy
Convert between energy units like joules, calories, and kilowatt-hours.
Fuel Efficiency
Convert between fuel efficiency units like MPG and km/L.
Length
Convert between metric and imperial length units like meters, feet, inches, and kilometers.
Pressure
Convert between pressure units like pascals, bar, and PSI.
Speed
Convert between mph, km/h, knots, and other speed measurements.
Temperature
Convert between Celsius, Fahrenheit, Kelvin and other temperature scales.
Time
Convert between seconds, minutes, hours, days, and other time units.
Volume
Convert between liquid volume units like liters, gallons, cups, and milliliters.
Weight
Convert between mass and weight units including kilograms, pounds, ounces, and more.
Utility Tools
Beyond simple unit conversions, these tools help with calculations, formatting, and specialized conversions for specific industries and use cases.
Text & Data
Convert between text formats and encodings
Number Systems
Convert between different number systems and formats
Time & Date
Convert and format times and dates
Financial Tools
Calculate and analyze financial data
Text Transformation
Transform and analyze text
QR Code
Generate QR codes for text, URLs, and more
Image Tools
Convert and manipulate image files
Health & Fitness
Health and fitness related tools and calculators
PDF Tools
Convert between PDF and other document formats, merge, split, and compress PDF files
Security Tools
Tools to help secure your accounts and data
Conversion Tips & Facts
Redefined Standard
As of 2019, the kilogram is defined by the Planck constant rather than a physical object, ensuring greater long-term accuracy in weight measurements worldwide.
International Shopping
Clothing sizes vary significantly between countries. A US women's size 8 is approximately a UK size 12 and a European size 40.
Temperature Precision
When converting between Fahrenheit and Celsius, remember that they scale differently: a 1°F change equals only a 0.56°C change.
Cooking Conversions
Dry and liquid ingredients convert differently. For flour, 1 cup equals about 120-125 grams, while 1 cup of water is exactly 237 ml.