Real-Time Bilingual Video & Audio Translation – SonicCaption

Tracking since Apr 6, 2026.

Changelog

• May 19, 2026
  description

  SonicCaption is a Chrome extension that gives you real-time bilingual subtitles on any tab. Watch videos, live streams, anime, meetings, and courses in another language and actually understand them – without waiting for official subtitles or manually uploading files.
  
  💡How it works
  1. Install SonicCaption and pin the extension in Chrome.
  2. Open any tab with video or audio (YouTube, Netflix, Twitch, Zoom/Meet, online courses, podcasts, etc.).
  3. Click the SonicCaption icon, choose your target languages, and click Start, SonicCaption listens to the tab audio and shows real-time subtitles and translation on top of the page.
  
  No uploads, no extra websites. Just instant AI captions in your browser.
  
  ✨Features
  1. Real-time bilingual subtitles
  2. Dual subtitles: original + translation at the same time
  3. Works with both video and audio on any tab
  4. AI-powered transcription and translation for high accuracy
  5. Ultra-low latency, suitable for live streams and meetings
  6. Subtitle history: SonicCaption keeps a local history of your recent sessions, so you can quickly reopen captions, copy text, or download transcripts later.
  
  🌍Supported languages
  SonicCaption supports 60+ languages and variants, including:
  English, Chinese, Japanese, Korean
  Spanish, Portuguese, French, German
  Italian, Dutch, Russian, Turkish
  Vietnamese, Thai, Indonesian, Arabic
  …and more. 
  
  Source language is auto-detected,  just choose your target language, and get instant subtitles.
  
  🎯Perfect for
  1.Watching anime, dramas, and movies in other languages
  2.Following YouTube tutorials and online courses from global creators
  3.International meetings, webinars, and remote teamwork
  4.Twitch and other live streams without native subtitles
  5.Podcasts, interviews, and talk shows in foreign languages
  6.Language learners who want to see original + translated subtitles together
  7.anyone who wants to turn any tab into a bilingual viewing experience
  
  📬Contact & feedback
  Questions, bugs, or feature ideas? We’d love to hear from you: [email protected]

  SonicCaption is a Chrome extension that gives you real-time bilingual subtitles on any tab. Watch videos, live streams, anime, meetings, and courses in another language and actually understand them – without waiting for official subtitles or manually uploading files.
  
  💡How it works
  1. Install SonicCaption and pin the extension in Chrome.
  2. Open any tab with video or audio (YouTube, Netflix, Twitch, Zoom/Meet, online courses, podcasts, etc.).
  3. Click the SonicCaption icon, choose your target languages, and click Start, SonicCaption listens to the tab audio and shows real-time subtitles and translation on top of the page.
  
  No uploads, no extra websites. Just instant AI captions in your browser.
  
  ✨Features
  1. Real-time bilingual subtitles
  2. Dual subtitles: original + translation at the same time
  3. Works with both video and audio on any tab
  4. AI-powered transcription and translation for high accuracy
  5. Ultra-low latency, suitable for live streams and meetings
  6. Subtitle history: SonicCaption keeps a history of your recent subtitle sessions, so you can quickly reopen captions, copy text, or download transcripts later as TXT or SRT files.
  
  🌍Supported languages
  SonicCaption supports 60+ languages and variants, including:
  English, Chinese, Japanese, Korean
  Spanish, Portuguese, French, German
  Italian, Dutch, Russian, Turkish
  Vietnamese, Thai, Indonesian, Arabic
  …and more. 
  
  Source language is auto-detected,  just choose your target language, and get instant subtitles.
  
  🎯Perfect for
  1.Watching anime, dramas, and movies in other languages
  2.Following YouTube tutorials and online courses from global creators
  3.International meetings, webinars, and remote teamwork
  4.Twitch and other live streams without native subtitles
  5.Podcasts, interviews, and talk shows in foreign languages
  6.Language learners who want to see original + translated subtitles together
  7.anyone who wants to turn any tab into a bilingual viewing experience
  
  📬Contact & feedback
  Questions, bugs, or feature ideas? We’d love to hear from you: [email protected]

Permissions & access

Permissions

identityidentity.emailtabsactiveTabstoragedownloadstabCaptureoffscreenscripting

Host access

https://*.cloudfunctions.net/*, https://*.soniccaption.com/*, https://*.posthog.com/*

Screenshots

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