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760K 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
Audeus logo
Audeus
✓ verifiedFreemium

Text-to-speech reader that turns PDFs, docs, and web pages into natural audio with highlighting, on web and mobile.

54K visits/mo21K saves
Pricing
Starter: $9/mo
Pro: $18/mo
Expert: $25/mo

No public pricing

Free: $0/mo (limited uploads and Pro voices)
Pro: $9.92/mo (billed annually)
Core features
  • Access to multiple AI models (GPT-4, Claude 3, Mixtral)
  • PDF analysis
  • AI image generation
  • AI data scientist
  • AI visualizations
  • Music composition
  • 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
  • Natural AI voices for reading aloud
  • Supports PDF, Word, EPUB, and web pages
  • Synchronized text highlighting
  • Highlighting and annotation tools
  • Adjustable playback speed up to 3.5x
  • Apps for web, iOS, Android, and Chrome
Use cases
  • Chat with PDF documents to get instant insights
  • Turn data into easy-to-understand visuals
  • Create high-quality images with AI
  • Manage tasks more efficiently with AI assistance
  • Understand research papers
  • Study and homework help
  • Review contracts and reports
  • Translate and summarize documents
  • Listen to study material and documents
  • Boost focus for auditory learners
  • Read web articles hands-free
  • Get through reading backlog while multitasking
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