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Unit Lookup

Help me find a unit converter / calculator

Unit Name:  

Why use this tool?

The "Unit Lookup" tool is designed to help you determine which unit converter or calculator you should use based on the unit you enter above.

Prefixes (For example: centimeter)

prefix deca hecto kilo mega giga tera peta exa zetta yotta
factor 101 102 103 106 109 1012 1015 1018 1021 1024
prefix deci centi milli micro nano pico femto atto zepto yocto
factor 10-1 10-2 10-3 10-6 10-9 10-12 10-15 10-18 10-21 10-24

How to Use?

Unit Name

When searching for a unit, there is no need to specify the definition of it.

For example:
There is no need to write "US fluid ounce" but instead you only need to enter "ounce". All available definitions of the unit will be shown after the search is complete.


A list of suggestions is shown while you are typing and is constantly being updated for each letter you enter in the text field. However you must enter at least 2 letters in order to start the suggestion function.
Version 4.0 - Last updated: Sunday, August 16, 2015
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