Temperature
Converter.
Convert between Celsius, Fahrenheit and Kelvin. Press Enter or click ⇄ to swap directions. Runs entirely in your browser — no round-trips, no API key.
| Unit | Value | vs. base |
|---|---|---|
| — enter a value to see every unit — | ||
Frequently asked questions
What does Temperature Converter do?
Celsius, Fahrenheit, Kelvin and Rankine, instantly. The whole thing runs in your browser tab, so it is ready the moment the page finishes loading.
Is Temperature Converter free to use?
Yes. Temperature Converter is completely free on ToolMunch — no trial, no premium tier holding back the main feature, and no daily or hourly cap on how many times you can use it.
Do I need to create an account or sign up?
No. There is no account, no email address, and no login. Open Temperature Converter, do the job, and take the result — nothing is gated behind a signup form.
Are the numbers I enter sent to a server?
No. Temperature Converter runs entirely inside your browser tab, so what you type never leaves your own device. Nothing is uploaded, which means there is no copy of it on a server to worry about.
Does Temperature Converter work on Mac, Windows, and phones?
Yes. Temperature Converter runs in any modern web browser on Windows, macOS, Linux, Chromebook, Android, and iOS. There is nothing to download or install.
Can I use it as many times as I want?
Yes. There is no queue, no per-hour quota, and no counter that runs out — run Temperature Converter as often as the work needs.