NotebookLM
NotebookLM is a Google tool that works as an AI-based personal research assistant.
What makes it different?
Unlike ChatGPT or Gemini, NotebookLM is "source-grounded": it only generates responses based on the documents you upload.
Main features
📚 Supported fonts
- PDFs and Google Docs
- URLs of web pages
- YouTube videos (automatic transcription)
- Text files
🎧 Audio Overviews (Podcasts)
One of the most popular features: NotebookLM can generate a conversational podcast about your documents.
- Two "presenters" discuss the content naturally
- Customizable: duration, tone, focus
- Ideal for reviewing content "on the way" to class
🎬 Video Overviews
Similar to podcasts but in video format:
- Automatically generated visual presentations
- Available in more than 80 languages
- Customizable visual styles
📝 Study Guides and Quizzes
Automatically generate:
- Structured Study Guides
- Test questions based on content
- Flashcards for memorization
- Condensed summaries
🗺️ Mind Maps
Interactive mind maps for:
- Visualize relationships between concepts
- Explore connections in your research
- Synthesize information from multiple sources
Educational use
For students
- Prepare exams by generating quizzes from the notes
- Listen to podcast summaries while they study
- Organize information from multiple sources
- Get verifiable answers with quotes
For teachers
- Create study materials quickly
- Generate test questions on the syllabus
- Prepare summaries for students
- Create educational podcasts without recording
Comparison with ChatGPT Projects
| Feature | NotebookLM | ChatGPT Projects |
|---|---|---|
| Based on sources | ✅ Only your documents | ❌ Also use general knowledge |
| Generate podcasts | ✅ Audio Overviews | ❌ |
| Automatic appointments | ✅ With links | Partial |
| Free | ✅ | Only with Plus |
| Ideal for | Academic research | General projects |