# PDF Assistant：PDF Scanner App vs PDF Scanner

The clearest difference is update cadence: PDF Scanner at every 2 weeks against PDF Assistant：PDF Scanner App's every 5 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

PDF Assistant：PDF Scanner App ships an update every 5 months, PDF Scanner every 2 weeks. The most recent releases landed on October 20, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | PDF Assistant：PDF Scanner App | PDF Scanner |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 2 weeks** |
| Size | 3 MB | 49 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [雪娟 柳](https://appshunter.io/developer/1678459771) | [彩月 姚](https://appshunter.io/developer/6806793776) |

## What reviewers say

### PDF Assistant：PDF Scanner App

[App page](https://appshunter.io/ios/app/pdf-assistantpdf-scanner-app/id6756697919)

**Features:** macOS Compatibility

**In-app purchases:** none


### PDF Scanner

[App page](https://appshunter.io/ios/app/pdf-scanner-sign-documents/id6809542033)

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

**In-app purchases:** none


## Frequently asked questions

### Is PDF Assistant：PDF Scanner App free?

PDF Assistant：PDF Scanner App is free to download, with no in-app purchases.

### Is PDF Scanner free?

PDF Scanner is free to download, with no in-app purchases.

### Do PDF Assistant：PDF Scanner App or PDF Scanner have ads?

Neither PDF Assistant：PDF Scanner App nor PDF Scanner shows ads.

### Which is updated more often, PDF Assistant：PDF Scanner App or PDF Scanner?

PDF Assistant：PDF Scanner App ships an update every 5 months, and PDF Scanner every 2 weeks. Most recently, PDF Assistant：PDF Scanner App was updated on October 20, 2026 and PDF Scanner on October 24, 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.*