NotebookLM answers questions using only the sources you upload, such as PDFs, notes and links, which keeps answers anchored to your material. It can also turn sources into study guides and spoken overviews.
NotebookLM
Research assistant grounded in your own documents
Our rating4.6 / 5
Pricing modelFreemium
Last reviewedOctober 2026
Best for: Studying, summarising reports and turning sources into audio overviews
Pricing, features and limits change often. Check the official website for current details.