ChatPDF
74Ask questions about PDFs, documents and videos
3 products our research names as a replacement for PaperChat in Chat with Documents & PDF, each with what it does differently — prices, API and status from our own checks rather than from the vendors’ own pages.
Ask questions about PDFs, documents and videos
has a public API
PaperChat vs ChatPDF →Chat with PDFs plus embeddable document-trained chatbots
has a public API
PaperChat vs AskYourPDF →Research workspace that searches, explains and compares academic papers and drafts the write-up with citations
Not named as direct replacements — neighbours from the same part of the catalog: the best-rated first, then a sample of the rest.
Chats with uploaded PDFs to summarize, answer questions, translate, and turn sections into mind maps.
Chat with your PDFs and documents, with reusable per-document agents, OCR and answers tied to the source.
Desktop app that indexes local files so AI agents like Claude or ChatGPT can search them.
Ask questions across PDFs, audio files, web pages and YouTube videos and get answers with sources
Chat with uploaded PDFs for summaries and answers, sold as a single $2.99 monthly plan.
Private on-device AI assistant for chatting with your documents, running agents and transcribing meetings, free on desktop.
Free Mac app that chats with your PDFs on-device and links every answer back to the page
Google's source-grounded notebook: ask questions of your own PDFs, docs and videos with citations
Open-source web app for asking questions about an uploaded PDF, built on Together AI and vector search.
Lets you upload a PDF and ask it questions in any language, with a free tier capped at 2 short PDFs a day.
Turns documents, databases, and websites into a searchable knowledge base with cited answers.
Chat, summarize, and translate PDF, Word, and PowerPoint files inside a browser or mobile app.
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