BASELINE NowYouCanUse.com
Widely Available Speech

Speech synthesis

The SpeechSynthesis API converts text to speech with artificial voices.
Baseline Status: Achieved Widely Available on Mar 5, 2021 (Cross-browser Newly Available since Sep 5, 2018).
Desktop Browser Engine Support
Google Chrome
33
Supported
Mozilla Firefox
49
Supported
Apple Safari
7
Supported
Microsoft Edge
14
Supported
Mobile Browser Engine Support
Chrome Android
33
Firefox Android
62
Safari iOS
7
Specifications and References
Specification ↗ Can I Use (speech-synthesis) ↗ Feature XML ↗
MDN Browser Compat Data Keys:
api.SpeechSynthesis ↗ api.SpeechSynthesis.cancel ↗ api.SpeechSynthesis.getVoices ↗ api.SpeechSynthesis.pause ↗ api.SpeechSynthesis.paused ↗ api.SpeechSynthesis.pending ↗ api.SpeechSynthesis.resume ↗ api.SpeechSynthesis.speak ↗ api.SpeechSynthesis.speaking ↗ api.SpeechSynthesis.voiceschanged_event ↗ api.SpeechSynthesisErrorEvent ↗ api.SpeechSynthesisErrorEvent.SpeechSynthesisErrorEvent ↗ api.SpeechSynthesisErrorEvent.error ↗ api.SpeechSynthesisEvent ↗ api.SpeechSynthesisEvent.SpeechSynthesisEvent ↗ api.SpeechSynthesisEvent.charIndex ↗ api.SpeechSynthesisEvent.charLength ↗ api.SpeechSynthesisEvent.elapsedTime ↗ api.SpeechSynthesisEvent.name ↗ api.SpeechSynthesisEvent.utterance ↗ api.SpeechSynthesisUtterance ↗ api.SpeechSynthesisUtterance.SpeechSynthesisUtterance ↗ api.SpeechSynthesisUtterance.boundary_event ↗ api.SpeechSynthesisUtterance.end_event ↗ api.SpeechSynthesisUtterance.error_event ↗ api.SpeechSynthesisUtterance.lang ↗ api.SpeechSynthesisUtterance.mark_event ↗ api.SpeechSynthesisUtterance.pause_event ↗ api.SpeechSynthesisUtterance.pitch ↗ api.SpeechSynthesisUtterance.rate ↗ api.SpeechSynthesisUtterance.resume_event ↗ api.SpeechSynthesisUtterance.start_event ↗ api.SpeechSynthesisUtterance.text ↗ api.SpeechSynthesisUtterance.voice ↗ api.SpeechSynthesisUtterance.volume ↗ api.SpeechSynthesisVoice ↗ api.SpeechSynthesisVoice.default ↗ api.SpeechSynthesisVoice.lang ↗ api.SpeechSynthesisVoice.localService ↗ api.SpeechSynthesisVoice.name ↗ api.SpeechSynthesisVoice.voiceURI ↗ api.Window.speechSynthesis ↗
id: speech-synthesis