LyricLens — YouTube Lyrics Overlay

Real-time transliteration and English translation overlay for Thai & Lao YouTube videos.

LyricLens overlays transliteration (romanized text) and English translations directly on YouTube videos that have Thai or Lao captions. Watch music videos, dramas, or any content and learn vocabulary in real time -- no tab switching required. Features: Automatic subtitle detection for Thai and Lao captions Real-time romanization (transliteration to Latin script) English translations shown alongside original lyrics Draggable overlay positioned right on the video player Toggle between Thai and Lao meaning sources Works on any YouTube video with Thai or Lao closed captions Minimal, non-intrusive dark-themed UI How It Works: Navigate to a YouTube video with Thai or Lao captions LyricLens automatically detects the language and fetches caption data As the video plays, the overlay shows the current lyric line with romanization and translation Click the extension icon to see status, detected language, and toggle settings Supported Languages: Thai (TH) -- full transliteration and English translation Lao (LO) -- full transliteration and English translation Privacy: No personal data is collected. No tracking, no ads. The only network request is to fetch caption/translation data for the current video. Language preference is stored locally.