Converting units

Photo of conversion of speed limit signs near the US - Canada border.

Converting units

Without the substance conversion to some units cannot be calculated. Go ahead and let your friends know about us. Use the buttons on the top to share. You don't have to click "Convert Me" button every time. Hitting Enter or Tab key after typing in your value also triggers the calculations.

Want to suggest more conversions? Contact us on Facebook. Can't figure out where to look for your unit?

Convert Units - Measurement Unit Converter

Try searching for the unit name. The search box is in the top right corner of the page. In fact it's even older. We launched the first version of our online units converter in There was no JavaScript there and all conversions had to be done on server.

The service was slow. A year later the technology allowed us to create an instant units conversion service that became the prototype of what you see now. To conserve space on the page some units block may display collapsed. Does the page look too crowded with so many units?

Oops... No javascript

You can hide the blocks you don't need by clicking on the block headline. Clicking again will expand the block. Our goal is to make units conversion as easy as possible. Got ideas how to make it better?You can find metric conversion tables for SI units, as well as English units, currency, and other data.

Type in unit symbols, abbreviations, or full names for units of length, area, mass, pressure, and other types.

Converting units

In human history, various unit systems were developed and used in different regions and cultures. Currently, the global standard of measurement is the International System of Units (SI), which is a modern form of the metric system.

1: Browse through the page and find the unit you want to convert from. Type the value you are converting next to the unit.

Converting Metric Length Units

2: Click the Convert button. Your value gets instantly converted to all other units on the page. Conversion of units is the conversion between different units of measurement for the same quantity, typically through multiplicative conversion factors. Fill in the table to convert the units of time from minutes to seconds or seconds to minutes.

Other quantities can be expressed as a multiple of the unit. In human history, various unit systems were developed and used in different regions and cultures. Currently, the global standard of measurement is the International System of Units (SI), which is a modern form of the metric system.

How Much Is It??? Convert Length, Weight, and Volume