Lexpresso

Learn vocabulary from any YouTube and Netflix video with auto-generated flashcards — no manual card creation needed. Lexpresso extracts words from subtitles, filters them by CEFR proficiency level (A1 to C2), and generates complete flashcards with definitions, example sentences, and translations in under 60 seconds.

Whether you're learning English, Japanese, Spanish, French, or German, Lexpresso turns passive video watching into active vocabulary building with one click.

【Why Lexpresso?】
• One-click flashcard generation — a full deck from any YouTube or Netflix video in seconds
• CEFR-based vocabulary filtering — choose your proficiency level from beginner (A1) to advanced (C2)
• Auto-generated definitions, example sentences, and translations for every word
• Timestamp deeplinks — tap any card to jump to the exact moment in the video where the word was used
• Spaced repetition review — built-in scheduling so you review words at the optimal time for long-term memory
• Works with auto-generated and manual YouTube and Netflix subtitles

【Who Is This For?】
• Language learners who watch YouTube and Netflix to improve comprehension
• Students preparing for English proficiency exams (TOEFL, IELTS, Cambridge)
• Anyone building vocabulary through immersive video content
• Learners who want Anki-style flashcards without the manual effort

【Supported Languages】
English, Japanese, Spanish, French, German, Italian, Romanian, Korean, Chinese (Simplified & Traditional), and Russian.

【How It Works】
1. Open any YouTube or Netflix video with subtitles
2. Click the Lexpresso icon and press "Generate Cards"
3. Your flashcards are ready for review on app.lexpresso.io

【Privacy First】
• Subtitle data is processed for card generation and immediately discarded — never stored
• We never sell or share your data

Start with 3 free decks. Use the Lexpresso web app (app.lexpresso.io) to review flashcards across all your devices with spaced repetition scheduling.