Youtube 中文配音 Chrome Extension
Real-time AI dubbing and translation for YouTube, Bilibili, Udemy and Coursera videos.
At a glance
Starts at
Free
Listed as free on the Chrome Web Store.
Free tier
Yes
Platforms
Chrome
Best for
Language learners watching foreign-language video lectures
Not for
Anyone needing unlimited daily dubs for free
4.1 out of 5
Scored by a Toolio reviewer after real useOur verdict
This browser extension translates and dubs online video in real time, so you listen in your own language instead of reading subtitles on YouTube, Bilibili, Udemy or Coursera. The free tier caps you at five dubbed videos a day, and options like preserving background audio or detecting multiple speakers sit behind a premium subscription. Anyone who watches lecture or tutorial video in a language they don't speak gets the most out of it, while heavy daily users will hit the free limit quickly.
✓What it does well
Real-time dubbingIt translates and dubs video audio as it plays, without reading subtitles.
Wide site supportIt works across YouTube, Bilibili, Udemy and Coursera, not just one platform.
Adjustable playback speedDubbed audio stays in sync from 0.5x to 2x playback speed.
✕Where it falls short
Free tier is cappedFree use is limited to five dubbed videos per day.
Advanced features cost extraBackground audio preservation and multi-speaker detection require the paid premium plan.
Manual upload for unsupported videoVideos outside the built-in site list require manually downloading and uploading them for processing.
Key features
Subtitle auto-translationTranslates on-screen subtitles automatically before dubbing them.
AI subtitle generationGenerates subtitles with AI even when a video has none.
Multi-voice libraryOffers male and female voices in several regional accents.
Cross-platform availabilityRuns as an extension on Chrome, Firefox and Android.