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NotebookLM
Audio & MusicGoogle's AI research assistant that turns documents into podcasts
4.4
by GoogleStarting Price
Free
Free Tier
Yes
API
No
Platforms
web
Overview
NotebookLM is Google's AI-powered research tool that lets you upload documents, websites, and videos, then chat with them or generate Audio Overviews — podcast-style summaries with two AI hosts discussing your content. Built on Gemini, it provides grounded answers with citations directly from your sources.
Pricing Plans
Popular
Free
Free
- 100 notebooks, 50 sources each
- 3 audio overviews/day
- 50 chats/day
- Citations from your data
Plus (via Google AI Pro)
$20/mo
Requires Google AI Pro subscription
- 5x more Audio Overviews
- 5x more notebooks
- Higher source limits
- Advanced analytics
Pros & Cons
Pros
- Completely free core features
- Unique Audio Overview (podcast) generation
- Grounded answers with source citations
- Easy to use — just upload and ask
Cons
- No standalone mobile app
- Audio Overviews limited in free tier
- Only works with uploaded sources (no web search)
- English-centric audio generation
Detailed Ratings
Overall
4.4
Ease of Use
4.8
Value for Money
4.9
Output Quality
4.3