Compare other tools Tool NotebookLM Perplexity Price From $9.99/month Pricing information is currently unavailable. Free plan Free plan Free plan Best for Working through large PDFs and research papers Students creating study guides from course materials Generating podcast-style audio summaries of documents Getting fast, cited answers from the live web Researching current events or recently published topics Multi-step deep research reports Ease of use Usable by beginners Usable by beginners Key features Source-grounded Q&A with passage citations Audio overview generation from uploaded documents Study guide and FAQ creation Support for PDFs, Docs, audio files and web pages as sources Notebook sharing for collaboration Real-time web search with inline citations on every response Deep research mode for automated multi-step reports Multiple model options on paid plans File and image uploads on paid plans Spaces for organising research projects Integrations Google Docs, Google Drive, YouTube Zapier, Slack API Not on record Available Skill level Beginner, Intermediate Beginner, Intermediate Platforms Web, iOS, Android Web, iOS, Android, Browser extension Main advantages Every answer cites the exact source passage Audio overview turns documents into a conversational discussion Free tier with a generous source limit Every answer comes with source citations by default Deep research mode produces detailed reports automatically Free tier is usable with no account required Main disadvantages Limited to content you upload; cannot browse the web independently Higher source and document limits require a Google One subscription More capable models and higher limits require a paid plan Not designed for creative or long-form writing tasks Data checked Checked October 4, 2026 Checked October 4, 2026 Try NotebookLM Try Perplexity
Which one to choose Choose NotebookLM if Working through large PDFs and research papers Students creating study guides from course materials Generating podcast-style audio summaries of documents Anyone who wants answers tied to specific source passages Read review
Choose Perplexity if Getting fast, cited answers from the live web Researching current events or recently published topics Multi-step deep research reports Read review
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