Turn YouTube into Your English Classroom
AI-powered bilingual subtitles, grammar analysis, and quizzes — in 7 languages. Learn from the videos you already love watching.
7 languages, one platform
Learn English with subtitles in your native language.
Master any video in 3 steps
No more passive watching. Turn every video into an active learning session.
Pick a Video
Browse curated YouTube videos organized by topic and difficulty. Find content you genuinely want to watch.
AI Bilingual Subtitles
Watch with AI-generated bilingual subtitles. Click any word for instant definitions, or any sentence for grammar analysis.
Practice & Remember
Take smart quizzes based on the video you watched. Save new words to your vocabulary book for spaced repetition.
Everything you need to learn from real content
Four powerful tools that work together to turn any YouTube video into a complete English lesson.
Bilingual Subtitles
English + your native language, synced word-by-word. Click any word to see definitions, example sentences, and pronunciation.
AI Grammar Analysis
Click any sentence to get instant AI-powered grammar breakdown, key vocabulary, alternative expressions, and cultural context.
Smart Quizzes
AI generates fill-in-the-blank, multiple choice, and sentence ordering exercises based on the video you just watched.
Vocabulary Book
Save words with one click. Review with flashcards using spaced repetition. Export to Anki or CSV anytime.
Choose your learning pace
Start free. Upgrade when you're ready.
Free
Get started with the basics
- 3 videos per day
- Bilingual subtitles
- Basic word definitions
- 1 language pair
- Community support
Pro
For serious learners
$79 billed annually
- Unlimited videos
- Bilingual subtitles in 7 languages
- AI grammar analysis
- Smart quizzes
- Vocabulary book
- Loop & auto-pause modes
- Keyboard shortcuts
- Priority support
Max
Complete learning toolkit
$159 billed annually
- Everything in Pro
- Advanced AI analysis
- Cultural context notes
- Alternative expressions
- Vocabulary export (CSV/Anki)
- Learning analytics
- Speed control presets
- Custom study plans
- Early feature access
- 1-on-1 support
Frequently asked questions
Can't find what you're looking for? Reach out to our support.
Any YouTube video with English audio. No video types blocked. Content with clear spoken English works best for learning — try talks, interviews, vlogs, or educational content.
We use advanced speech-to-text AI models to transcribe audio, then apply AI to generate synchronized bilingual subtitles in your chosen native language. Accuracy is typically 95%+.
No. The free plan lets you try 3 videos per day with full bilingual subtitles and basic word definitions. No credit card needed.
Yes — Pro users get vocabulary book access, and Max users can export in CSV and Anki formats for use with other study tools and spaced repetition systems.
Currently: Chinese, Japanese, Korean, Spanish, French, German, and Portuguese. We're actively adding more based on user demand.
Absolutely. No long-term contracts. Cancel with one click from your account settings, and you'll retain access until the end of your billing period.