Format Converters100% Free Tool

Free Angle Unit Converter Online

Convert angles between degrees, radians, gradians, milliradians, arcminutes, arcseconds, and revolutions with visualization of angle on a unit circle. — 100% free online utility, zero sign-up, zero paywalls, and private client-side processing.

100% Client-Side0ms Latency
Universal Unit Engine
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328.08399

How It Works

1

Enter Angle Value

Input the angle to convert.

2

Select Unit

Choose degrees (°), radians (rad), gradians (grad), or others.

3

View All Conversions

See angle in all units with unit circle position.

Frequently Asked Questions

Radians = Degrees × π/180. Example: 90° = 90 × π/180 = π/2 ≈ 1.5708 rad. Key values: 180° = π rad, 360° = 2π rad, 45° = π/4 rad.

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