Free Temperature Converter
Convert temperatures between Celsius, Fahrenheit, and Kelvin scales instantly. Free, fast, and works entirely in your browser with no sign-up required.
Temperature Converter
Convert between 12 temperature scales \u2014 Celsius, Fahrenheit, Kelvin, Rankine, Delisle, Newton, R\u00e9aumur, R\u00f8mer and more. Includes feels-like calculator, visual scale, and cooking reference.
Common Presets
Temperature Converter
100 Celsius
= 212 Fahrenheit
0 °C = 32 °F | 100 °C = 212 °F
Favorites
100 °C
Celsius
212 °F
Fahrenheit
373.15 K
Kelvin
Conversion Table
Celsius
Fahrenheit
Kelvin
Gas Mark
Rankine
Planck Temperature
Delisle
Newton
Réaumur
Rømer
Leiden Scale
Wedgwood (modern)
Frequently Asked Questions
What is the Temperature Converter?
The Temperature Converter is a free online tool that converts between Celsius, Fahrenheit, and Kelvin temperature scales instantly.
Is the Temperature Converter free?
Yes, it is completely free with no registration required. All conversions happen client-side in your browser.
What temperature scales are supported?
The Temperature Converter supports Celsius, Fahrenheit, and Kelvin, covering all commonly used temperature scales worldwide.
Is my data safe with this tool?
Absolutely. The Temperature Converter processes everything client-side in your browser. No data is uploaded to or stored on any server. Your content remains private on your device at all times.
Does the Temperature Converter work on mobile devices?
Yes, the Temperature Converter is fully responsive and works on smartphones and tablets. You can use it on any device with a modern web browser -- no app download required.
Do I need to create an account to use this tool?
No account or registration is needed. Simply open the Temperature Converter in your browser and start using it immediately. There are no sign-up walls or usage restrictions.
How do I use the Temperature Converter?
Simply enter your input in the provided field, adjust any settings to your preference, and the tool will process it instantly. You can then copy the result to your clipboard or download it.
Which browsers are supported?
The Temperature Converter works in all modern browsers including Chrome, Firefox, Safari, Edge, and Opera. For the best experience, use the latest version of your preferred browser.
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About Free Temperature Converter
Free Temperature Converter is a free, browser-based tool in our Converter Tools collection. Everything runs locally on your device — no uploads, no sign-up, and your data stays private.