ResearchFree
NotebookLM
NotebookLM is the underrated tool in the research category — Google's grounded research assistant where every answer cites the exact passage of the source you uploaded. Drop in 50 PDFs, a website, a YouTube transcript, or your own notes and ask anything; the model only answers from your sources. The Audio Overview feature turns the same source set into a two-host podcast that's genuinely listenable. It's free, it's grounded, and it's the right starting point for any research project.
What it's good for
- 1
Synthesising a literature review across 30+ academic papers with passage-level citations
- 2
Briefing yourself on a competitor by uploading their site, deck, and product docs
- 3
Audio Overviews — turn a stack of sources into a 15-minute podcast for commute listening
- 4
Building a long-running research notebook that accumulates sources across a project
- 5
Discovery-phase consulting work where every claim must trace back to a specific document
How to use it
Create a notebook and upload your sources — PDFs, Google Docs, websites, YouTube videos, and pasted text are all supported. Ask questions in chat; the answers cite the source and passage. Generate a Briefing Doc, FAQ, or Study Guide for structured outputs from the source set. For media-friendly summaries, hit Audio Overview and let it produce the two-host podcast. NotebookLM is free for individual use; the Plus tier raises source limits and adds team sharing.
MaxtDesign · AI Studios
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