ChatDOC

ChatDOC is a document question-answering tool for PDFs, DOC/DOCX files, scans, websites, EPUB, Markdown, and text. Users can upload source material, ask questions across files, inspect footnotes and highlighted quotes, translate files while preserving layout, and work with tables, formulas, and images. The official homepage advertises 100 free questions without requiring a card.

✨ Key Features

• Upload multiple document types — Work with PDFs, DOC/DOCX, scans, websites, EPUB, MD, and TXT.
• Ask questions across files — Query uploaded material instead of searching each file manually.
• Inspect answer sources — Open footnotes, context, highlighted text, and quotes.
• Handle tables and formulas — Work with cross-page tables, formulas, and document structure.
• Translate files — Translate supported files while preserving their layout.
• Analyze images — Use image analysis where the selected plan or add-on supports it.
• Build a prompt library — Save reusable prompts for recurring document work.
• Create infographics from words — Turn document content into visual summaries where supported.

💳 Pricing

• Free — The homepage advertises 100 free questions with no card required; the pricing table also shows daily and total usage limits.
• Pro — Paid access adds higher or unlimited limits, more file types, OCR, TapSource, formula recognition, translation, and other advanced capabilities. The accessible pricing page did not render all numeric prices reliably; verify current billing at checkout.

⚖️ Alternatives Compared

🎯 Use Cases

• Researchers checking claims across papers.
• Students asking questions about course readings.
• Analysts extracting facts from reports and tables.
• Legal or operations teams reviewing source documents.
• Translators preserving document layout during translation.
• Teams building repeatable prompts for document review.