Speech Synthesis API
- UNOFFA web API for controlling a text-to-speech output.
IE
- 5.5 - 10: Not supported
- 11: Not supported
Edge
- 12 - 13: Not supported
- 14 - 18: Supported
- 79 - 86: Supported
- 87: Supported
Firefox
- 2 - 30: Not supported
- 31 - 48: Disabled by default
- 49 - 83: Supported
- 84: Supported
- 85 - 86: Supported
Chrome
- 4 - 32: Not supported
- 33 - 54: Supported
- 55 - 86: Supported
- 87: Supported
- 88 - 90: Supported
Safari
- 3.1 - 6.1: Not supported
- 7 - 13.1: Supported
- 14: Supported
- TP: Supported
Opera
- 9 - 26: Not supported
- 27 - 63: Supported
- 64 - 71: Supported
- 72: Supported
iOS Safari
- 3.2 - 6.1: Not supported
- 7 - 13.7: Supported
- 14: Supported
Opera Mini
- all: Not supported
Android Browser
- 2.1 - 4.4.4: Not supported
- 81: Not supported
Opera Mobile
- 10 - 12.1: Not supported
- 59: Not supported
Chrome for Android
- 87: Supported
Firefox for Android
- 83: Supported
UC Browser for Android
- 12.12: Not supported
Samsung Internet
- 4: Not supported
- 5 - 12.0: Supported
- 13.0: Supported
QQ Browser
- 10.4: Supported
Baidu Browser
- 7.12: Not supported
KaiOS Browser
- 2.5: Supported
Samsung Internet for GearVR: In Development, release based on Chromium m53 due Q1/2017