Unit & Data Converters
42 free tools
Convert length, weight, temperature, currency, timezones, file sizes -- every conversion in one place.
Convert anything instantly: length, weight, temperature, volume and speed, file sizes and data storage, DPI/PPI and aspect ratios, timezones, Roman numerals, shoe and ring sizes, cooking measurements, plus timers, world clock and calendar tools. One clean place for every conversion - fast, free and offline-capable.
Common Units
Length, weight, temperature, volume, area, speed and timezone converters.
Tech & Data
File size, data storage, DPI/PPI, aspect ratio, screen size and download time.
Miscellaneous
Roman numerals, shoe size, ring size, cooking and clothing size converters.
Timers & Countdowns
Countdown timer, stopwatch and Pomodoro timer for productivity.
Clocks & Alarms
World clock and alarm clock with live time display.
Calendar Tools
Week number, workday calculator and calendar generator.
Why Use Our Unit and Data Converters?
Unit conversion is a daily task for students, engineers, cooks, and professionals across many fields. Our converters provide instant, accurate results without the clutter of ad-supported alternatives.
Every conversion happens locally using precise mathematical factors. Whether you are converting between metric and imperial units, Celsius and Fahrenheit, or bytes and gigabytes, the results are exact.
These tools cover a comprehensive range of units, from common conversions like length and weight to specialized ones like fuel economy, pressure, and frequency. All are available in one place.
