Celsius to Fahrenheit Converter (and Kelvin)

Convert temperatures between °C, °F and K instantly, with a quick note on whether a body temperature is a fever.

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How to use the temperature converter

  1. Type a number and pick the units.
  2. Every other unit is shown at once; tap a value to copy it.
  3. Use ⇅ Swap to convert the other way.

Questions

Is my data private?

Yes. Everything happens inside your own browser: nothing you type or choose is uploaded to us or anyone else.

Is it free?

Completely free, with no sign-up, no watermark and no limit on how many times you use it. Light ads keep the site running.