Universal Unit Converter

Select a category and start converting instantly.

From

Frequently Asked Questions

Have questions? We've got answers.

Simply select a category (like Length or Temperature), enter a value in the "From" field, and choose your desired units. The converted value will appear automatically in the "To" field.

Yes, KMTOOLS.XYZ is 100% free to use. The website is supported by the advertisements you see on the page. We do not have any premium features or hidden charges.

Our conversions are based on standard, internationally recognized conversion factors. While we strive for high accuracy, they should be used for informational purposes. For scientific or engineering applications requiring extreme precision, please consult official sources.

Universal Unit Converter

Frequently Asked Questions

How do I use the unit converter?

Is this service completely free?

How accurate are the conversions?