Unit Converter (Universal)
Convert between 250+ units across 15 categories - length, mass, volume, area, temperature, speed, time, pressure, energy, power, data storage, fuel economy, angle, force, and frequency. Smart search, real-time conversion, and precise results - all in your browser with no signup required.
250+ units · 15 categories · real-time conversion
1 Meter (m) = 3.28084 Foot (ft)
1 m = 3.28084 ft
1 ft = 0.30479999 m
Features
A comprehensive unit conversion tool for every need
250+ Units Across 15 Categories
Convert between hundreds of units in categories: Length, Mass, Volume, Area, Temperature, Speed, Time, Pressure, Energy, Power, Data Storage, Fuel Economy, Angle, Force, and Frequency.
Smart Search
Type any unit name, symbol, or category to instantly find what you need. Search results show the category context so you can jump straight to the right conversion.
Real-Time Conversion
Results update instantly as you type. See the converted value with full precision, plus the reverse conversion rate and unit-to-unit ratio for reference.
Category Quick-Switch
Switch between any of the 15 categories with one click. Commonly used unit pairs are preserved, and you can swap from/to units instantly with a single button.
Use Cases
Who benefits from a universal unit converter
Students & Education
Convert units for science, maths, and engineering homework. Understand relationships between measurement systems with instant, accurate conversions.
Software Development
Convert data storage units, time intervals, and measurement values when building applications. Perfect for API development, UI design, and system configuration.
Travel & Navigation
Convert between km/h and mph, Celsius and Fahrenheit, miles and kilometers. Understand speed limits, temperatures, and distances anywhere in the world.
Engineering & Construction
Convert between metric and imperial units for blueprints, materials, pressures, forces, and power ratings. Accurate to high precision for professional use.
Science & Laboratory
Convert between scientific units for pressure, energy, frequency, and temperature. Handle large and small values with proper scientific notation formatting.
Everyday Life
Convert cooking measurements, fuel economy, package dimensions, and product specifications. Know exactly what you are getting regardless of the unit system used.
About
The most comprehensive unit converter, built for the browser
Comprehensive Unit Database
Over 250 units across 15 measurement categories with precise conversion factors. Supports everything from simple length conversions to complex temperature and fuel economy calculations.
100% Local & Private
All conversions are calculated instantly in your browser. No data is sent to any server - your values, searches, and results never leave your device.
Handles All Value Ranges
From astronomical distances to microscopic measurements, from massive data storage amounts to tiny energy quantums. Smart formatting handles both huge and tiny numbers with scientific notation.
Free & No Signup
No account, no API key, no usage limits. The Unit Converter is completely free to use for personal, educational, and professional purposes.
Frequently Asked Questions
Everything you need to know about the Unit Converter
Related Tools
Voice Recorder & Audio Extractor
Record high-quality audio from your microphone or extract audio from MP4 and WebM video files offline. 100% secure, browser-based utility.
Audio Slicer & Converter
Trim audio clips and convert between MP3, WAV format client-side - Free online audio cutter
ID3 Tag & Metadata Editor
Read and write ID3 tags, album art, artist, and track details directly to MP3 file headers - Free online ID3 tag editor
MP3 Metadata Viewer
View all ID3 tags - title, artist, album, artwork, BPM, and every embedded frame - from any MP3 file instantly in your browser - Free online MP3 metadata viewer