Language REACTOR
verifiedFreemiumlanguagereactor.com
Browser extension that adds dual subtitles and click-to-lookup to Netflix and YouTube for learning languages.
What it does
Language Reactor is a popular browser extension for learning languages through video. It overlays dual (native and target-language) subtitles on Netflix and YouTube, lets learners click words for instant translations, and supports saving vocabulary for review.
How to use: Install the Chrome extension, then use Language Reactor with Netflix, YouTube, or imported web pages and books. Use the features like dual subtitles, dictionary, and PhrasePump to learn new vocabulary and improve comprehension.
Core features
Dual subtitles on Netflix and YouTube
Click-to-lookup word translations
Saveable vocabulary items
Playback controls for language study
Works as a browser extension
Best for
→Learn a language while watching shows
→Look up and save new words from video
→Study with dual subtitles
Toolspool rankingby monthly traffic
Reviews
Big-picture takes: what it's for and whether it delivers. High-engagement YouTube videos — not sponsored.