Angle Converter
Degrees, radians, gradians, turns and arc units.
Reference (in degrees):
How to use the Angle tool
- Enter your angle in the fields above.
- Adjust any slider or type an exact number — the answer updates as you go.
- Copy the result and close the tab. Nothing you entered was sent anywhere.
About the Angle tool
Convert angles between degrees, exact SI radians (180° = π rad), gradians, turns, arcminutes, arcseconds and NATO mils.
Radians matter most in math and code (“2π rad” is one turn), gradians appear on continental surveying gear, and mils are artillery and sniping units.
Everything runs locally in your browser: no data is uploaded, no account is needed, and it works offline once the page has loaded.
Embed this tool
Customize and copy an iframe. Linking back helps both sites.