Core Feature
Click-to-Learn Subtitles
Watch any YouTube video with interactive subtitles. Click any word you don't know to instantly see its meaning, pronunciation, and translation in your native language.
AI-Powered Learning
Powerful Features for Effective Learning
Transform any YouTube video into an interactive English lesson with AI-powered flashcards, Anki sync, and translations in 57 languages.
The learning workspace
Core Features
AI Powered
AI-Powered Flashcards
Our AI generates rich vocabulary flashcards with contextual meanings specific to the video, collocations, synonyms, example sentences, and your native language translation.
Unique
Video Timestamp Linking
Every word you learn is linked to the exact video moment where you discovered it. Replay the context anytime during review to reinforce memory.
Learning Science
Spaced Repetition
Review vocabulary with scientifically-proven spaced repetition. Our algorithm ensures you review words at optimal intervals for long-term retention.
Power Users
Native Anki Integration
Sync your vocabulary cards directly to Anki with one click. All card data, including video links and audio, transfers seamlessly.
Global
57 Translation Languages
Get AI-generated explanations in your native language: Chinese, Japanese, Korean, Spanish, French, German, Portuguese, Russian, Arabic, and more.
Everything You Need
- Automatic subtitle extraction
- Synchronized three-panel interface
- Personal vocabulary library
- Word occurrence tracking across videos
- Pronunciation with phonetic notation
- Example sentences in context
- Collocations and word combinations
- Synonyms and related words
- Free tier with generous limits
- No account required to start
- Works with any YouTube video
- Mobile-friendly interface
Ready to Transform Your English Learning?
Start learning from YouTube videos today. It's free to get started.