Calculators
Unit Converter
Choose a category — Length, Weight, Temperature or Data — pick your from and to units, and convert instantly with correct factors and temperature offset formulas, plus a handy reference of common conversions.
Examples
Input
5 km to mi
Output
3.106856 mi
Input
100 C to F
Output
212 F
How to use Unit Converter
Select a category
Switch between Length, Weight, Temperature and Data.
Choose your units
Pick the unit to convert from and the unit to convert to.
Enter a value
Type a number to see the result and common conversions.
Why use this tool
Four measurement categories
Accurate temperature offsets
Common conversions reference
Instant, offline conversion
Frequently asked questions
Length (mm–mi), Weight (mg–lb), Temperature (C/F/K) and Data (B–TB), covering metric and imperial.
Data units use binary multiples (1 KB = 1024 bytes), as used by most operating systems.
Discussion
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