# AI Chat PDF vs ChatPDF

The clearest difference is review sentiment: AI Chat PDF at 100% against ChatPDF's 0%. AI Chat PDF also leads on ads (none vs shown). ChatPDF's advantage is update cadence (every 4 days vs every 2 weeks) and iOS requirement (15.6 vs 17.2). On price, in-app purchases, monetization model and device support there is nothing between them.

Both are free to download. AI Chat PDF sells 4 in-app purchases, starting at $8.99 per 7 days and ChatPDF sells 2 in-app purchases, starting at $14.99 per month. Whichever you choose, the download price is not the number that matters.

AI Chat PDF ships an update every 2 weeks, ChatPDF every 4 days. Both last shipped on November 8, 2026.

## The numbers

| Metric | AI Chat PDF | ChatPDF |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.6 (95 ratings)](https://appshunter.io/ios/app/chatpdf-chat-pdf-ai/id6742454061/reviews)** |
| Number of ratings | — | **95** |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 weeks | **Every 4 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 12 MB | 41 MB |
| Requires iOS | 17.2 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [OFFIWIZ, S.L.](https://appshunter.io/developer/1386038136) | [ChatPDF GmbH](https://appshunter.io/developer/1711436087) |

## What reviewers say

### AI Chat PDF

[App page](https://appshunter.io/ios/app/ai-chat-pdf-office-docs-bot/id6636539247)

This app uses AI assistants to help you work with documents, generate summaries, translate text, and even create images. It simplifies workflows for professionals and students by centralizing tasks and optimizing time management.

**Highlights:** Create personalized AI assistants, Chat with documents for information access, Generate document summaries, Translate documents and texts, Create AI-generated images, Convert files between formats, Analyze Excel tables and generate reports, Extract text from images

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| One week Subscription | $8.99 | per 7 days |
| One week Subscription | $8.99 | per 7 days |
| One year subscription | $89.99 | per year |
| One week Subscription | $89.99 | per year |


### ChatPDF

[App page](https://appshunter.io/ios/app/chatpdf-chat-pdf-ai/id6742454061)

This AI-powered tool allows you to ask questions and get summaries directly from your PDF documents. It supports multiple files, OCR, and multilingual interactions, making complex information easily accessible.

**Highlights:** Instant answers from PDFs, Quick document summaries, Chat with multiple PDFs, OCR for scanned documents, Multilingual support, Cross-device access

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Plus Subscription | $14.99 | per month |
| ChatPDF Yearly Plus Plan | $89.99 | per year |


## Frequently asked questions

### Is AI Chat PDF free?

AI Chat PDF is free to download, with in-app purchases available.

### Is ChatPDF free?

ChatPDF is free to download, with in-app purchases available.

### Do AI Chat PDF or ChatPDF have ads?

ChatPDF shows ads; AI Chat PDF does not.

### Which is updated more often, AI Chat PDF or ChatPDF?

AI Chat PDF ships an update every 2 weeks, and ChatPDF every 4 days. Most recently, AI Chat PDF was updated on November 8, 2026 and ChatPDF on November 8, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*