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Beacon API

- CR

Allows data to be sent asynchronously to a server with navigator.sendBeacon, even after a page was closed. Useful for posting analytics data the moment a user was finished using the page.

Chrome

  1. ❌ 4 - 38: Not supported
  2. ✅ 39 - 137: Supported
  3. ✅ 138: Supported
  4. ✅ 139 - 141: Supported

Edge

  1. ❌ 12 - 13: Not supported
  2. ✅ 14 - 137: Supported
  3. ✅ 138: Supported

Safari

  1. ❌ 3.1 - 11: Not supported
  2. ✅ 11.1 - 18.4: Supported
  3. ✅ 18.5: Supported
  4. ✅ 26.0 - TP: Supported

Firefox

  1. ❌ 2 - 30: Not supported
  2. ✅ 31 - 139: Supported
  3. ✅ 140: Supported
  4. ✅ 141 - 143: Supported

Opera

  1. ❌ 9 - 25: Not supported
  2. ✅ 26 - 116: Supported
  3. ✅ 117: Supported

IE

  1. ❌ 5.5 - 10: Not supported
  2. ❌ 11: Not supported

Chrome for Android

  1. ✅ 138: Supported

Safari on iOS

  1. ❌ 3.2 - 11.2: Not supported
  2. ✅ 11.3 - 18.4: Supported
  3. ✅ 18.5: Supported
  4. ✅ 26.0: Supported

Samsung Internet

  1. ✅ 4 - 27: Supported
  2. ✅ 28: Supported

Opera Mini

  1. ❌ all: Not supported

Opera Mobile

  1. ❌ 10 - 12.1: Not supported
  2. ✅ 80: Supported

UC Browser for Android

  1. ✅ 15.5: Supported

Android Browser

  1. ❌ 2.1 - 4.4.4: Not supported
  2. ✅ 138: Supported

Firefox for Android

  1. ✅ 140: Supported

QQ Browser

  1. ✅ 14.9: Supported

Baidu Browser

  1. ✅ 13.52: Supported

KaiOS Browser

  1. ✅ 2.5: Supported
  2. ✅ 3: Supported
Resources:
MDN Web Docs - Beacon