Angle Converter Online Free
Convert angle units instantly. Switch between degrees, radians, gradians, turns, arcminutes, arcseconds, mils and more.
Convert Angle
180° = π radians
1 rad = 57.2958°
1° = 60 arcminutes = 3,600 arcseconds
Result
Angle Preview
Popular Conversions
How to Use the Angle Converter
Convert angle units in three simple steps.
1. Enter angle
Type the angle value you want to convert.
2. Choose units
Select the original angle unit and the target unit.
3. View result
See the converted value and common angle equivalents instantly.
Fast angle conversion for math, geometry and engineering.
This Angle Converter helps students, developers, engineers, designers and builders convert angle units quickly for geometry, trigonometry, maps, rotation, surveying and technical work.
You can convert degrees, radians, gradians, turns, arcminutes, arcseconds, milliradians, microradians, quadrants, right angles, NATO mils and more directly in your browser.
What is an angle converter?
An angle converter changes angle values from one unit to another, such as degrees to radians, radians to degrees or turns to gradians.
It is useful for geometry, trigonometry, engineering, robotics, surveying, design, mapping, rotations, games and technical calculations.
When should you use it?
- Converting degrees to radians
- Changing radians to degrees
- Working with turns, gradians and mils
- Checking arcminutes and arcseconds
- Studying math, geometry or engineering angles
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Angle Converter FAQ
Common questions about converting angle units.
How do I convert degrees to radians?
Multiply degrees by π/180. For example, 180 degrees equals π radians.
How do I convert radians to degrees?
Multiply radians by 180/π. For example, π radians equals 180 degrees.
How many degrees are in one turn?
One full turn equals 360 degrees.
Does this converter use a backend?
No. All angle conversions run directly in your browser with HTML, CSS and JavaScript.
How many degrees are in one radian?
One radian equals approximately 57.2958 degrees.
Can I convert gradians to degrees?
Yes. Select gradians as the original unit and degrees as the target unit to convert instantly.
Can I copy the angle conversion result?
Yes. Click Copy Result to copy the current angle conversion.
Does it work on mobile?
Yes. This angle converter works on desktop, tablet and mobile browsers.