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Converters

Temperature Converter

Convert Celsius, Fahrenheit, and Kelvin.

  1. 01 · Set inputs
  2. 02 · Calculate
  3. 03 · Review
  4. 04 · Result
Work in your browser

How to use Temperature Converter

Enter a temperature and select source and destination units.

Example

25°C = 77°F. Celsius to Fahrenheit: °C × 9 ÷ 5 + 32.

Limits and output

Celsius, Fahrenheit and Kelvin. Results below absolute zero are rejected. Display rounds to eight decimal places.

Good to know

RedTools is an early version of an everyday utility workspace. Image, text, calculation, and developer inputs are processed in your browser.

Your favorites, recently used tool IDs, and theme choice are stored on this device. Tool inputs are not automatically saved. Invoice drafts are saved on this device only when you choose Save draft locally. Hosting can receive ordinary page requests; this app includes no analytics.

Images to PDF, merge and split work locally. PDF compression is upcoming.

Icons: Solar by 480 Design · CC BY 4.0. Components: Be UI and shadcn/ui.