Do Not Track API
- UNOFFAPI to allow the browser's Do Not Track setting to be queried via navigator.doNotTrack. Due to lack of adoption the Do Not Track specification was deprecated in 2018.
Chrome
- ❌ 4 - 22: Not supported
- ✅ 23 - 143: Supported
- ✅ 144: Supported
- ✅ 145 - 147: Supported
Edge
- ◐ 12 - 16: Partial support
- ✅ 17 - 143: Supported
- ✅ 144: Supported
Safari
- ❌ 3.1 - 5: Not supported
- ✅ 5.1 - 6: Supported
- ◐ 6.1 - 9: Partial support
- ✅ 9.1 - 12: Supported
- ❌ 12.1 - 26.1: Not supported
- ❌ 26.2: Not supported
- ❌ 26.3 - TP: Not supported
Firefox
- ❌ 2 - 8: Not supported
- ◐ 9 - 31: Partial support
- ✅ 32 - 146: Supported
- ✅ 147: Supported
- ✅ 148 - 150: Supported
Opera
- ❌ 9 - 11.6: Not supported
- ✅ 12 - 124: Supported
- ✅ 125: Supported
IE
- ❌ 5.5 - 8: Not supported
- ◐ 9 - 10: Partial support
- ◐ 11: Partial support
Chrome for Android
- ✅ 144: Supported
Safari on iOS
- ❌ 3.2 - 6.1: Not supported
- ◐ 7 - 8.4: Partial support
- ✅ 9 - 12.1: Supported
- ❌ 12.2 - 26.1: Not supported
- ❌ 26.2: Not supported
- ❌ 26.3: Not supported
Samsung Internet
- ✅ 4 - 28: Supported
- ✅ 29: Supported
Opera Mini
- ✅ all: Supported
Opera Mobile
- ﹖ 10 - 12: Support unknown
- ✅ 12.1: Supported
- ✅ 80: Supported
UC Browser for Android
- ✅ 15.5: Supported
Android Browser
- ❌ 2.1 - 4.3: Not supported
- ✅ 4.4 - 4.4.4: Supported
- ✅ 144: Supported
Firefox for Android
- ✅ 147: Supported
QQ Browser
- ✅ 14.9: Supported
Baidu Browser
- ✅ 13.52: Supported
KaiOS Browser
- ✅ 2.5: Supported
- ✅ 3: Supported
Partial support refers to the doNotTrack field being misnamed, or being attached to an object other than navigator (e.g. window).
- Resources:
- MDN Web Docs - doNotTrack