LabTools

Unit conversion

Unit converter Sigma

A fast unit converter for the lab: convert length, mass, volume, temperature, pressure, time, energy, frequency and acceleration between common units. Pick a category, enter a value, and read the result instantly.

How to use it

  1. Choose the category (e.g. mass, volume, temperature).
  2. Enter the value and pick the from and to units.
  3. The converted value updates as you type — nothing is sent to a server.

Common lab conversions

Frequently asked questions

Which units can I convert?

Length, mass, volume, temperature, pressure, time, energy, frequency and acceleration, each with the most common units.

Does it run offline / privately?

Yes — the conversion runs entirely in your browser.