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Side-by-side features, use cases and pricing — because the right pick depends on your job and budget, not just the ranking.

1.3K visits/mo
Gist AI logo
Gist AI
✓ verifiedFree

Free Chrome extension, powered by ChatGPT, that summarizes web pages, YouTube videos and PDFs in one click.

4.2K visits/mo
NoteAI logo
NoteAI
✓ verifiedFreemium

An AI summarizer that turns YouTube, video, audio, PDFs and webpages into notes, transcripts, translations and mind maps.

1.3M visits/mo
ChatPDF logo
ChatPDF
✓ verifiedFreemium

Popular tool to chat with PDFs and other documents, giving summaries and cited answers, with a free daily tier and no-signup start.

1.8M visits/mo43K saves
Recall logo
Recall
✓ verifiedFreemium

AI knowledge base that saves, summarizes and connects articles, videos, podcasts and PDFs into a graph you can chat with.

152K visits/mo1.5K saves
Pricing

No public pricing

No public pricing

No public pricing

No public pricing

Free: $0 (10 AI summaries/mo)
Plus: $10/mo billed yearly (unlimited summaries)
Max: $38/mo billed yearly (bulk actions, model choice)
Core features
  • AI-Generated Notes
  • Summarize YouTube videos with AI
  • Podcast to notes AI
  • Meeting notes AI generator
  • Summarize PDFs with AI
  • Quizzes & Flashcards Generation
  • Mind Maps Generation
  • AI Chat with Notes
  • Custom Note Styles
  • One-click summaries for web pages, YouTube and PDFs
  • Powered by ChatGPT
  • 'Read More' deep-dive into sources
  • Jump to relevant YouTube segments
  • Summarize local and online PDFs
  • No length restriction
  • YouTube summarization and transcripts
  • Video and audio summarization
  • PDF and webpage summarization
  • Mind map generation
  • Translation and knowledge extraction
  • Export to MP3, MP4 or structured notes
  • Chat with PDFs, Word, PowerPoint and text files
  • Summaries with cited sources
  • Multi-file chats via folders
  • Any-language upload and chat
  • Extra tools: AI writer, detector, flashcards, slides
  • No-signup quick start
  • One-click saving of articles, videos, podcasts, PDFs
  • AI summaries of saved content
  • Automatic tagging and knowledge-graph linking
  • Chat with your knowledge using GPT, Claude or Gemini
  • Spaced-repetition quizzes
  • Browser extension, web and mobile apps; API/MCP access
Use cases
  • Summarizing YouTube videos for quick insights
  • Converting lectures and meetings into structured notes
  • Creating flashcards and quizzes from study materials
  • Generating mind maps for complex topics
  • Summarizing research papers efficiently
  • Quickly grasping long articles
  • Skimming YouTube videos for key points
  • Summarizing PDFs for study or work
  • Summarizing YouTube lectures for study
  • Extracting notes from PDFs and articles
  • Turning long content into mind maps
  • Understand research papers
  • Study and homework help
  • Review contracts and reports
  • Translate and summarize documents
  • Building a personal 'second brain'
  • Summarizing long content to save time
  • Chatting with your own saved knowledge
  • Retaining what you read via spaced repetition
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