# 1P PDF SCAN vs ChatPDF

The clearest difference is in-app purchases: 1P PDF SCAN at none against ChatPDF's 3. ChatPDF's advantage is update cadence (daily vs every 2 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. ChatPDF sells 3 in-app purchases, starting at $4.99 per 7 days. 1P PDF SCAN asks for nothing beyond the download.

1P PDF SCAN ships an update every 2 weeks, ChatPDF daily. Both last shipped on October 30, 2026.

## The numbers

| Metric | 1P PDF SCAN | ChatPDF |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Daily** |
| Size | 3 MB | 15 MB |
| Requires iOS | 17.6 | **16.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [PassionEx](https://appshunter.io/developer/1823475995) | [BERKCAN ARSLAN](https://appshunter.io/developer/1800916861) |

## What reviewers say

### 1P PDF SCAN

[App page](https://appshunter.io/ios/app/1p-pdf-scan/id6744593325)

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

**In-app purchases:** none


### ChatPDF

[App page](https://appshunter.io/ios/app/chatpdf-ai-pdf-summarizer/id6755740497)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ChatPDF Weekly Subscription | $4.99 | per 7 days |
| ChatPDF Monthly Subscription | $9.99 | per month |
| ChatPDF Yearly Subscription | $59.99 | per year |


## Frequently asked questions

### Is 1P PDF SCAN free?

1P PDF SCAN is free to download, with no in-app purchases.

### Is ChatPDF free?

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

### Do 1P PDF SCAN or ChatPDF have ads?

Neither 1P PDF SCAN nor ChatPDF shows ads.

### Which is updated more often, 1P PDF SCAN or ChatPDF?

1P PDF SCAN ships an update every 2 weeks, and ChatPDF daily. Most recently, 1P PDF SCAN was updated on October 30, 2026 and ChatPDF on October 30, 2026.

---

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