JavaScript built-in: Promise: any
IE
- 6 - 10: Not supported
- 11: Not supported
Edge
- 12 - 84: Not supported
- 85 - 86: Supported
- 87: Supported
Firefox
- 2 - 78: Not supported
- 79 - 83: Supported
- 84: Supported
- 85 - 86: Supported
Chrome
- 4 - 84: Not supported
- 85 - 86: Supported
- 87: Supported
- 88 - 90: Supported
Safari
- 3.1 - 13.1: Not supported
- 14: Supported
- TP: Supported
Opera
- 10 - 71: Not supported
- 72: Not supported
iOS Safari
- 3.2 - 13.7: Not supported
- 14: Supported
Opera Mini
- all: Support unknown
Android Browser
- 2.1 - 4.4.4: Not supported
- 81: Not supported
Opera Mobile
- 12 - 12.1: Not supported
- 59: Not supported
Chrome for Android
- 87: Supported
Firefox for Android
- 83: Supported
UC Browser for Android
- 12.12: Support unknown
Samsung Internet
- 4 - 12.0: Not supported
- 13.0: Not supported
QQ Browser
- 10.4: Support unknown
Baidu Browser
- 7.12: Support unknown
KaiOS Browser
- 2.5: Support unknown