Pi Lens - Notes, PYQs, Quiz for JEE, NEET & more on Youtube

Turn any educational YouTube video into a complete study session. Pi Lens sits right next to your lecture and gives you everything you need to actually learn from it — not just watch it. Whether you're preparing for Class 9-12 Boards, IIT-JEE, NEET. Pi Lens helps you learn, revise, test yourself, practice, and access curated Notes from PhysicsWallah's (PW) own teachers. What Pi Lens gives you on every study video: 📚 Notes on any youtube video Mindmaps, formula sheets, short notes, lecture slides, and curated PDFs - all mapped to the chapters being taught in the Youtube video. 📋 Video Summary A structured summary notes of the YouTube lecture, auto-generated from the video - so you can review in 2 minutes what took 90 minutes to watch. 📝 Previous Year Questions (PYQs) Chapter-matched exact PYQs from the last 5 years' exam data, ready for you to practice anytime. ⚡ Instant Quiz Test yourself on exactly what was taught in the video - questions built from the video’s content. 📊 Live Polls Participate in real-time polls during PhysicsWallah’s live classes. Stay active, stay ahead What's More for You: 📁 PDF Bank Highly curated 1000+ PW's faculty Notes and PDFs for JEE, NEET. Preparation - all in one place. 🧪 Concept Lab Turn your own handwritten notes or your favourite YouTube video into interactive simulations, mind maps & flashcards - a one-stop revision tool for tough concepts. 4,50,000+ students use Pi Lens on Android and Chrome to study smarter on YouTube. 🎯 Why students choose Pi Lens: 1. Made specifically for students who learn on Youtube 2. Zero friction: No searching for study material, PDFs or Notes, find everything in one place 3. Minimal & distraction-free 4. Built for the students of India by PhysicsWallah, using the power of AI ⚠️ Important Disclaimer Pi Lens App is an independent educational tool and is not affiliated with or endorsed by YouTube.