Learn English from YouTube VideosInteractive Subtitles + Vocabulary Building
Install our browser extension and turn any YouTube, BBC, or CBC video into an interactive language lesson. Click words to save them, see CEFR levels, and review with spaced repetition.
How FlexiLingo Helps You Learn English from YouTube
Transform any YouTube video into a structured English lesson in four simple steps.
Install the Browser Extension
Add FlexiLingo to Chrome or Firefox. It works on YouTube, BBC, and CBC.
Click the FlexiLingo Button on the Player
When watching a video, click our button that appears on the video player to open the Studio.
Study with Interactive Subtitles
See CEFR levels for each word, click to add to your deck, and use learning modes like Cloze or Dictation.
Review with Spaced Repetition
Your saved words become flashcards. Review them with our SRS system to remember forever.
Key Features for Learning English from YouTube Videos
Powerful tools designed to accelerate your language learning journey.
CEFR Vocabulary Levels (A1–C2)
Every word is color-coded by difficulty level based on Oxford data.
One-Click Add to Deck
Click any word to instantly save it with context, timestamp, and translation.
Phrase & Collocation Detection
Automatically identifies phrasal verbs, idioms, and common expressions.
Learning Modes
Cloze (fill-in-the-blank), Dictation (type what you hear), and Quiz modes.
Spaced Repetition System
Review saved vocabulary with flashcards using scientifically-proven SRS.
AI Transcription
No subtitles? FlexiLingo generates them using Whisper AI.
Who Should Use FlexiLingo?
Whether you're just starting out or preparing for an advanced English exam, FlexiLingo adapts to your needs.
"YouTube is the world's largest library for English learners. FlexiLingo turns it into your personal classroom."
— FlexiLingo Team
Popular YouTube Content You Can Learn From
Explore a wide range of content types to find what suits your learning style.
Learn English from YouTube the Smart Way
YouTube is the world's largest library for English learners. However, most students struggle to understand fast speech, complex vocabulary, and native expressions. FlexiLingo adds an accessibility layer right on top of YouTube, BBC, and CBC players.
With our browser extension, you get interactive subtitles where every word shows its CEFR difficulty level (A1–C2). Click any word to instantly add it to your vocabulary deck with context and timestamp. Use learning modes like Cloze and Dictation to actively practice while watching.
Whether you're studying for IELTS or just improving your everyday English, FlexiLingo makes learning from video content easier and more effective. Your saved vocabulary syncs to our spaced repetition system, helping you remember words forever.
Frequently Asked Questions
Everything you need to know about learning English with FlexiLingo and YouTube.
Ready to Learn English from Your Favorite Videos?
Install the extension and start learning on YouTube, BBC, and CBC.