# AI PDF Reader vs Link by PZX

The clearest difference is in-app purchases: Link by PZX at none against AI PDF Reader's 2. Link by PZX also leads on ads (none vs shown). AI PDF Reader's advantage is update cadence (daily vs every 5 days). On price, device support and iOS requirement there is nothing between them.

Both are free to download. AI PDF Reader sells 2 in-app purchases, starting at $9.99 per 7 days. Link by PZX asks for nothing beyond the download.

AI PDF Reader ships an update daily, Link by PZX every 5 days. The most recent releases landed on October 20, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | AI PDF Reader | Link by PZX |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/ai-pdf-reader-scan-document/id6738639846/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Daily** | Every 5 days |
| Monetization | Free with in-app purchases | — |
| Size | 33 MB | 51 MB |
| Requires iOS | **14.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Shenzhen Yicheng Information Technology Co., Ltd](https://appshunter.io/developer/1689358660) | [PZX](https://appshunter.io/developer/1869642583) |

## What reviewers say

### AI PDF Reader

[App page](https://appshunter.io/ios/app/ai-pdf-reader-scan-document/id6738639846)

Easily scan, convert, and organize documents with your phone's camera. Turn images into PDFs, view multiple file formats, and categorize your files automatically. Designed for students, professionals, and home users to improve work efficiency and simplify daily tasks.

**Highlights:** Scan documents to PDF, Convert images to PDF, View multi-format files, Organized file categorization, File favorites, History tracking

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Membership | $9.99 | per 7 days |
| Yearly Membership | $39.99 | per year |


### Link by PZX

[App page](https://appshunter.io/ios/app/link-by-pzx/id6757922610)

**In-app purchases:** none


## Frequently asked questions

### Is AI PDF Reader free?

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

### Is Link by PZX free?

Link by PZX is free to download, with no in-app purchases.

### Do AI PDF Reader or Link by PZX have ads?

AI PDF Reader shows ads; Link by PZX does not.

### Which is updated more often, AI PDF Reader or Link by PZX?

AI PDF Reader ships an update daily, and Link by PZX every 5 days. Most recently, AI PDF Reader was updated on October 20, 2026 and Link by PZX on October 25, 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.*