Angle Unit Converter Online
角度换算弧度度分秒单位转换
Convert across 6 angle units: degrees, radians, gradians, arcminutes, arcseconds and turns with exact π-based factors — for geometry, surveying and CAD, fully local.
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How to Use
- Enter the value you want to convert
- Select the source unit and target unit
- Result appears instantly — reverse conversion supported
- Conversions use standard factors computed locally — works offline too
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FAQ
Radians to degrees?
180° = π rad, so 1 rad = 180/π ≈ 57.2958°; trig functions in math and code default to radians.
What are arcminutes and arcseconds?
1° = 60′ = 3600″, common fine-grained units in astronomy and surveying.
Will my data be uploaded?
No, all conversions run locally in your browser.