Gemini Notebook (formerly NotebookLM)
By Google
Upload your own documents, PDFs and links, then ask questions, get summaries and generate study guides grounded only in those sources.
Best for
- Studying for exams and certifications
- Summarising long reports
- Research grounded in your own files
Good to know
- Renamed from NotebookLM in 2026
- Free plan allows 100 notebooks with 50 sources each
- Higher limits come with Google AI Plus, Pro or Ultra
Pricing
Free planFree; higher limits included with Google AI subscriptions
Checked on 23 October 2026 on the official Google page. Prices change often; confirm before you buy.
Our take
One of the most useful free AI tools for learning: answers stay tied to the material you give it.