ChatPDF
74Ask questions about PDFs, documents and videos
3 products our research names as a replacement for Nobinge 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
Browser extension that turns a YouTube video into a timestamped summary and full transcript
Highlighter for web pages, PDFs, YouTube and Kindle that collects your passages in one library and lets you chat with them.
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.
Photograph an official letter and get it explained in your own language — now sold as custom AI builds
Chat with your PDFs and documents, with reusable per-document agents, OCR and answers tied to the source.
Turns documents, databases, and websites into a searchable knowledge base with cited answers.
Desktop app that indexes local files so AI agents like Claude or ChatGPT can search them.
Chat, summarize, and translate PDF, Word, and PowerPoint files inside a browser or mobile app.
Private on-device AI assistant for chatting with your documents, running agents and transcribing meetings, free on desktop.
Chat with uploaded PDFs for summaries and answers, sold as a single $2.99 monthly plan.
Google's source-grounded notebook: ask questions of your own PDFs, docs and videos with citations
Upload documents, audio and video into one library, then ask questions across all of it
Open-source web app for asking questions about an uploaded PDF, built on Together AI and vector search.
Ask questions across a set of documents at once, including scanned ones, and keep them in a reusable knowledge base.
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