NousPDF: AI PDF Reader & Chat

About this app

Chat with any PDF offline. The AI runs entirely on your iPhone. NousPDF is an offline AI PDF reader and PDF summarizer a compact language model runs directly on your device after a one-time download. Your documents, chats and AI replies stay on your iPhone. Ask questions, summarise papers, search by meaning once the model is installed, the AI chat works fully offline, anywhere. CORE AI ON YOUR DEVICE Chat PDF: ask anything, receive grounded answers with citations PDF summarizer: summarise long reports in a single tap Semantic Search: find ideas, not just keywords, using local embeddings After a one-time model download, works fully offline no account, no third-party AI subscription, no API key OCR & SCANNING Handwriting OCR: turn lecture notes and revision cards into searchable text PDF scanner app: auto-crop, de-skew and enhance contrast Multi-language text recognition PDF TOOLS PDF annotator: highlight, add text and signatures PDF merger: combine documents with drag-and-drop PDF split: extract or rearrange pages instantly PDF compressor: reduce file size without losing quality PDF converter: convert to and from PDF Word, images and more Organise a PDF from photos in seconds PRIVACY FIRST BY DESIGN GDPR compliant. Your PDFs, chats and AI outputs stay on your device. The AI runs locally on your iPhone's GPU prompts never leave the device for an AI server. One-time model file is fetched after that, no document, chat or embedding is ever uploaded. No built-in analytics, no crash reporting SDK. App is ad supported with transparent consent. WHO IS IT FOR? Students working on revision, coursework and dissertations Researchers analysing long scientific papers Solicitors, consultants and professionals handling confidential contracts Anyone who prefers not to upload private documents to a cloud AI WHY NOUSPDF? Most AI PDF apps stream your files to a remote server on every question. NousPDF takes the opposite approach the intelligence comes to your document. You get the benefits of AI without sending your content to a third-party AI provider, and after setup it keeps working with no signal at all. Download NousPDF and read your PDFs intelligently, on your device.

NousPDF is now a full PDF converter & scanner: - NEW: Document scanner with automatic edge detection and de-skew — every scan becomes a searchable PDF with a built-in OCR text layer - NEW: Works on more devices — now supports iOS 16.4 and up - IMPROVED: Compression actually shrinks heavy photo PDFs now - AI Chat is still here: on-device, offline after a one-time model download Tell us what to build next — tap Settings to send feedback. Happy converting.

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1. First observed Aug 10, 2026 · 10:34 AM Free