WebSocket API

IE

  1. 6 - 9: Not supported
  2. 10: Supported
  3. 11: Supported

Edge

  1. 12 - 96: Supported
  2. 97: Supported

Firefox

  1. 2 - 6: Not supported
  2. 7 - 10: Supported
  3. 11 - 95: Supported
  4. 96: Supported
  5. 97 - 98: Supported

Chrome

  1. 4 - 96: Supported
  2. 97: Supported
  3. 98 - 100: Supported

Safari

  1. 3.1 - 4: Not supported
  2. 5 - 15.1: Supported
  3. 15.2: Supported
  4. TP: Supported

Opera

  1. 10 - 11.5: Not supported
  2. 12.1 - 81: Supported
  3. 82: Supported

Safari on iOS

  1. 3.2 - 4.1: Not supported
  2. 4.2 - 15.1: Supported
  3. 15.2: Supported

Opera Mini

  1. all: Support unknown

Android Browser

  1. 2.1 - 4.3: Not supported
  2. 4.4 - 4.4.4: Supported
  3. 96: Supported

Opera Mobile

  1. 12: Not supported
  2. 12.1: Supported
  3. 64: Supported

Chrome for Android

  1. 96: Supported

Firefox for Android

  1. 95: Supported

UC Browser for Android

  1. 12.12: Support unknown

Samsung Internet

  1. 4 - 14.0: Supported
  2. 15.0: Supported

QQ Browser

  1. 10.4: Support unknown

Baidu Browser

  1. 7.12: Support unknown

KaiOS Browser

  1. 2.5: Support unknown