PrivyPDF vs PDFChat AI
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
PrivyPDF
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PrivyPDF lets you chat with your PDF documents using your own AI—powered by Ollama on your local network. Your data stays on your device and your LAN. FEATURES • Chat with the current PDF: ask questions and get answers grounded in the document • Local AI via Ollama: set your server URL and choose Chat, Embedding, and OCR models in Settings • Parse & Index: extract text and optional embeddings; trigger automatically on import (when Ollama is configured) or manually from Library or Chat • Remove documents: long-press a PDF in Library to remove it • Export answers to Markdown, JSON, or Word (RTF) • Library: import, open, and manage multiple PDFs • First-time setup: prompt to configure Ollama Base URL and models SETTINGS • Ollama Base URL, request timeout • Chat, Embedding, and OCR model pickers (refresh from Ollama) • Model temperature slider • Use Embeddings toggle for semantic retrieval • Retrieval options: TopK, history turns, chunk size Requires an Ollama server on your network (e.g. http://192.168.x.x:11434). or LM Studio on your network (e.g. http://192.168.x.x:1234/v1) No cloud; all processing is local or on your LAN.
PDFChat AI
Interact with your documents by asking questions and receiving instant, cited answers. This app can also scan paper documents, summarize content, and translate text into over 50 languages. It's designed for efficient information extraction and understanding.
- Chat with PDFs and get cited answers
- Scan paper documents with AI OCR
- Summarize and extract key points
- Translate documents to 50+ languages
- Import PDF, DOCX, RTF, and TXT files
- Private document processing on-device
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Chat with any PDF. Ask questions, get instant answers with page citations. Scan paper documents with your camera — AI reads even handwriting. Summarize, extract key points, translate to 50+ languages. Built for students, researchers, professionals, and anyone who reads more than they have time for. WHY PDFCHAT AI • Ask anything — answers cite the exact page they came from • One-tap summaries and key points for any document • Scan paper with auto-crop and OCR, or import PDF, DOCX, RTF and TXT • Translate documents to 50+ languages • Private by default — your documents stay on your device • AI processing is opt-in and only sends the text needed to answer HOW IT WORKS 1. Scan or import a document 2. PDFChat AI indexes it right on your device 3. Ask questions — get cited answers in seconds PDFCHAT AI PREMIUM • Weekly — $4.99 per week • Yearly — $29.99 per year with a 3-day free trial (best value) Subscriptions auto-renew until cancelled. Cancel anytime in Settings → Apple ID → Subscriptions. Privacy Policy: https://pdfchatai-landing.vercel.app/privacy.html Terms of Use: https://pdfchatai-landing.vercel.app/terms.html AI answers are generated with OpenAI models via a secure proxy. Documents are processed only with your consent.
Screenshots
Verdict
The clearest difference is device support: PrivyPDF at 3 against PDFChat AI's 1. On price, update cadence, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. PrivyPDF sells 1 one-off in-app purchase and PDFChat AI sells 2 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.
PrivyPDF ships an update monthly, PDFChat AI fortnightly. The most recent releases landed on October 31, 2026 and November 10, 2026 respectively.
| Parameter | PrivyPDF | PDFChat AI |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (6 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 6 — better |
| Update frequency | Monthly | Fortnightly — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | — | Freemium |
| Devices | iPhone, iPad, Mac — better | iPhone |
| Requires iOS | 17.0 | 17.0 |
| Further details — not scored | ||
| Size | 8 MB | 29 MB |
| Age rating | 4+ | 4+ |
| Developer | GUOYU WANG | Artem Osetrov |
In-app purchases
PrivyPDF
- PrivyPDF Pro$9.99
PDFChat AI
- Weekly Premium$4.997 Days
- PDFChat AI Yearly Premium3 Days trial$29.991 Year









