NotebookLM
Answers, summaries and audio overviews drawn only from the sources you add.
What it does
- Reads documents, links, videos and notes you add as sources.
- Answers questions with citations back to your own sources.
- Makes study guides, briefs and mind maps from them.
- Turns your sources into a spoken audio overview.
- Lets you share a notebook with other people.
Best for
- Reading a pile of papers, reports or transcripts.
- Study guides and briefings from your own material.
- Research you need to cite.
Pricing
US$4.99 per month. Free with a Google account. Paid tiers come with Google AI Plus (US$4.99 per month), AI Pro and AI Ultra, and raise the limits on notebooks and sources.