Speech Translator Chrome Extension
Transcribes and translates any video, audio or livestream on your screen in real time.
At a glance
Starts at
Free
Listed as free on the Chrome Web Store.
Free tier
Yes
Platforms
Chrome
Best for
Livestreamers and learners needing real-time translated captions
Not for
Anyone needing premium features without paying
3.9 out of 5
Scored by a Toolio reviewer after real useOur verdict
Speech Translator listens to whatever audio source you point it at, transcribes the speech, then translates it into your chosen language in real time, with no account needed for the core functions. It covers a wide spread of uses, from OBS overlays for streamers to accessibility captions and language-learning practice, and version 1.0 added offline recognition, dual-language display and more audio source options. Desktop capture, offline mode and the premium translation engines all sit behind a paid upgrade beyond the free core.
✓What it does well
Real-time transcription and translationConverts speech into text and translates it as it happens.
Multiple audio sourcesCaptures audio from a browser tab, the desktop or a microphone.
No account requiredCore features work immediately without creating an account.
✕Where it falls short
Premium features gatedDesktop capture, offline mode and premium engines require a paid upgrade.
Offline mode is Chrome-onlyOffline speech recognition only works in Chrome, not other browsers.
Accuracy varies by serviceTranscription and translation quality depends on the underlying Google or Microsoft engine chosen.
Key features
Real-time speech transcriptionConverts speech from any audio source into text as it happens.
Live translationTranslates transcribed text into your chosen language on the fly.
Translation read-aloudReads translated text out loud while lowering the original audio.
Offline speech recognitionProcesses speech on-device in Chrome without needing an internet connection.