Transform how you interact with documents. Ask questions, get instant answers, and understand content through natural conversation.
Click to upload or drag and drop
PDF, Word, Excel, TXT, CSV, JSON, HTML, Markdown, RTF
Start chatting with your documents in three simple steps
Simply upload any PDF document you want to chat with
Type your questions naturally as if chatting with an expert
Receive instant, contextual answers drawn directly from your document
Discover how professionals are using ChatPDF
Quickly understand complex documents by asking questions. Perfect for contracts, research papers, and technical documentation.
Chat with research papers to grasp key concepts and findings faster.
Review documents efficiently by asking targeted questions about specific sections or topics.
Everything you need for intuitive document interaction
Chat with your documents like talking to an expert
Get immediate responses to your questions about the document
AI analyzes context and provides comprehensive answers
Chat with documents in various languages
See what our users are saying
"ChatPDF has revolutionized how I review documents. It's like having a knowledgeable assistant always ready to answer questions."
David Miller
Legal Consultant
Contract Review
"The ability to ask questions naturally and get instant, relevant answers has made document analysis so much more efficient."
Dr. Emily Wong
Research Scientist
Biotechnology
"This tool has drastically reduced the time I spend reviewing technical documentation. The conversation interface is incredibly intuitive."
James Cooper
Technical Lead
Software Development
Common questions about ChatPDF
You can chat with any PDF document including research papers, contracts, technical documentation, reports, and more. Our system works best with text-based PDFs.
Our AI model provides highly accurate responses based directly on the document content. It will also indicate when it's unsure about something or when information isn't explicitly stated in the document.
Free tier supports PDFs up to 10MB. Premium users can chat with PDFs up to 50MB. For larger documents, please contact our support team.
We use end-to-end encryption and secure processing environments. Documents are automatically deleted after processing, and we never share your data with third parties.
Premium users can upload multiple documents and chat with them simultaneously. The AI will provide answers drawing from all uploaded documents.
Experience a new way of interacting with your PDFs
Start Chatting Now