Angle Converter
Enter an angle in any unit to see it in every other unit at once.
How to use it
- Enter an amount Type the angle to convert.
- Choose the starting unit Select it in the "From" menu.
- Read the conversions All other units update instantly.
Examples
| π radians | 180° |
|---|---|
| 1 turn | 360° |
About this tool
Angles are measured in degrees in everyday use and in radians in mathematics and physics. This converter links degrees, radians and gradians, plus the arcminutes and arcseconds used in astronomy and navigation, and full turns.
The conversions are exact. Everything runs in your browser.
Frequently asked questions
How many degrees are in a radian?
One radian is about 57.2958 degrees. A full turn is 2π radians, or 360 degrees.
What are arcminutes and arcseconds?
They subdivide a degree: one degree is 60 arcminutes, and one arcminute is 60 arcseconds.
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Updated June 12, 2026