Unit Converter - Length, Weight, Temperature

Free online unit converter for length, weight, temperature, and data storage. Fast, accurate, easy to use.

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Enter a value to convert

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About Unit Converter

Our Unit Converter is a free, instant tool for converting between length, weight, temperature, and data storage units. All calculations happen locally in your browser — no server requests, no data collection.

Features

  • check Length: meters, km, miles, feet, inches, cm
  • check Weight: kg, grams, pounds, ounces
  • check Temperature: Celsius, Fahrenheit, Kelvin
  • check Data: bytes, KB, MB, GB, TB
  • check 100% client-side — no data leaves your browser

How to Use

  1. Select a category (length, weight, temperature, or data)
  2. Enter the value you want to convert
  3. Choose the source and target units
  4. Results update instantly as you type