Unit converter
Angle Converter
Convert angles between degrees, radians, gradians, and full turns.
How the angle converter works
Convert through radians: result = value × source factor ÷ target factor. A full turn is 2π radians or 360 degrees. Choose the source and target units above. Your conversion is calculated locally in your browser.
180° = π radians.
90° = 100 gradians.
1 full turn = 360°.
Frequently asked questions
How do I use this unit converter?
Enter a value, choose its current unit and the unit you want, then select Convert. The result is calculated in your browser.
Can I convert decimal values?
Yes. Decimal values are supported and the result is rounded only for display.
Are these conversions exact?
The calculator uses the conversion factors shown in its formula. Display rounding can hide digits, so retain more precision when needed.
Can I enter zero or a negative number?
Zero is valid. Negative values are accepted for temperature and angle conversions; other physical quantities must be zero or positive.
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