# PDF Document Scanner & OCR vs Chat PDF AI

The clearest difference is ads: PDF Document Scanner & OCR at none against Chat PDF AI's shown. PDF Document Scanner & OCR also leads on update cadence (every 10 days vs every 2 months). Chat PDF AI's advantage is device support (4 vs 2) and iOS requirement (15.0 vs 17.0). On price and in-app purchases there is nothing between them.

Both are free to download. PDF Document Scanner & OCR sells 4 in-app purchases, starting at $8.99 per 7 days and Chat PDF AI sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

PDF Document Scanner & OCR ships an update every 10 days, Chat PDF AI every 2 months. The most recent releases landed on October 25, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | PDF Document Scanner & OCR | Chat PDF AI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 10 days** | Every 2 months |
| Size | 50 MB | 70 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [ZEE BROTHERS PTV. LIMITED](https://appshunter.io/developer/1841875936) | [Asad Ahsan](https://appshunter.io/developer/1326954499) |

## What reviewers say

### PDF Document Scanner & OCR

[App page](https://appshunter.io/ios/app/pdf-document-scanner-and-ocr/id6752948413)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $8.99 | per 7 days |
| Weekly Subscription | $9.99 | per 7 days |
| Weekly Subscription | $10.99 | per 7 days |
| Yearly Subscription | $49.99 | per year |


### Chat PDF AI

[App page](https://appshunter.io/ios/app/chat-pdf-ai-chat-with-pdf/id6761840863)

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $4.99 | per month |
| Yearly Subscription | $29.99 | per year |


## Frequently asked questions

### Is PDF Document Scanner & OCR free?

PDF Document Scanner & OCR is free to download, with in-app purchases available.

### Is Chat PDF AI free?

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

### Do PDF Document Scanner & OCR or Chat PDF AI have ads?

Chat PDF AI shows ads; PDF Document Scanner & OCR does not.

### Which is updated more often, PDF Document Scanner & OCR or Chat PDF AI?

PDF Document Scanner & OCR ships an update every 10 days, and Chat PDF AI every 2 months. Most recently, PDF Document Scanner & OCR was updated on October 25, 2026 and Chat PDF AI on October 31, 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.*