NotebookLM is Google's AI-powered research and note-taking assistant that helps you understand, synthesize, and create content from your documents. It uses Google's Gemini AI to answer questions, generate summaries, and find connections across your sources.

Key Features:

Source Grounding: AI responses are grounded in your uploaded documents only
Multi-Source Analysis: Synthesizes information across multiple documents
Interactive Q&A: Ask questions and get answers with citations
Automatic Summaries: Generates key topics and overviews from sources
Audio Overviews: Creates podcast-style discussions about your content
Note Generation: Creates structured notes from messy documents
Citation Tracking: Every response includes source citations
Document Upload: Supports PDFs, Google Docs, web links, YouTube videos
Study Guides: Generates study materials from educational content
Privacy Focused: Your data is not used to train Google's AI models

Pricing: NotebookLM is currently completely free to use with a Google account. There are no paid tiers or limitations on usage at this time. Google has not announced future pricing plans.

Best For: Students, researchers, and professionals who need to synthesize information from multiple sources and generate insights from their documents.

Alternatives: