Free YouTube Transcript & AI Summary

About

Get YouTube transcript & AI summary in seconds — appears right inside YouTube.Get YouTube transcript & AI summary in seconds — appears right inside YouTube. Transcribe any video to text, copy subtitles, switch between 7 languages with one click.

Key Features
✔ Transcript appears right inside YouTube, no new tabs
✔ Click any line — video instantly jumps to that timestamp
✔ AI summary for long videos
✔ Copy or use transcript as notes
✔ 7 languages: English, Spanish, French, German, Portuguese, Vietnamese, Hindi
✔ Free, no account required, no sign up


Privacy First
✔ Your data is never shared with third parties
✔ Your data is not involved in any third-party processing
✔ Your data is not used for analytics
✔ Email is used only for support and communication — never shared with third parties or used for analytics


Release notes [1.2.3]
✔ [added] Japanese and Korean language support — extension now available in 9 languages
✔ [improved] AI summary now includes structured sections (Key Insights, Notable Claims, Predictions) with clickable timestamps — click a timestamp to jump to that moment in the video
✔ [improved] Subtitles are grouped into natural sentences for a cleaner reading experience

Release notes [1.2.2]
✔ [added] Hindi language support added — extension now available in 7 languages
✔ [added] Google blocking detection — when Google blocks subtitle requests, extension shows a clear message in all supported languages prompting to sign in or try again later
✔ [fixed] Extension no longer shows blank transcripts or summaries when the server returns an empty result

Release notes [1.2.1]
✔ [added] Side panel opens when clicking the extension icon
✔ [added] Side panel shows a message when opened outside a YouTube video page
✔ [added] /summarize command in the side panel chat returns an AI summary of the current video
✔ [added] Typing indicator with animated dots while waiting for AI response
✔ [improved] Side panel header title updates when navigating between YouTube videos
✔ [improved] UI language follows the app language setting
✔ [improved] Contact form hides the email field for signed-in users
✔ [security] All API requests now require an auth token
✔ [improved] Anonymous users get a persistent identity on first launch
✔ [improved] Extension retries server connection automatically if temporarily unavailable
✔ [fixed] Extension icon now displays correctly on YouTube pages
✔ [removed] Video title removed from the subtitles/summary panel header

Release notes [1.1.1]
✔ [improved] Significantly improved stability — AI summary and YouTube subtitles load reliably across more videos
✔ [security] Reduced Chrome extension permissions to the minimum necessary
✔ [fixed] Subtitles no longer hang or stay blank on certain YouTube videos
✔ [fixed] Transcript text displays correctly — special characters no longer appear broken


Release notes [1.0.2]
✔ [fixed] Subtitles failed to load on some videos
✔ [fixed] Race condition when switching videos quickly
✔ [improved] Subtitles and summary are cached — no reload on revisit
✔ [improved] More accurate AI summary for non-English videos
✔ [performance] Subtitles load from cache instantly on repeated visits
✔ [security] Prevent potential XSS
✔ [security] Remove redundant manual HTML decoder