# PDF Scanner App vs Cat Wallpapers

The clearest difference is in-app purchases: Cat Wallpapers at none against PDF Scanner App's 3. Cat Wallpapers also leads on ads (none vs shown) and update cadence (every 4 days vs monthly). PDF Scanner App's advantage is rating (5.0 vs 4.7). On price, device support and iOS requirement there is nothing between them.

Both are free to download. PDF Scanner App sells 3 in-app purchases, starting at $6.99 per 7 days. Cat Wallpapers asks for nothing beyond the download.

PDF Scanner App holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Cat Wallpapers has 14 ratings behind it against 1, so its average is the more settled of the two.

PDF Scanner App ships an update monthly, Cat Wallpapers every 4 days. The most recent releases landed on October 20, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | PDF Scanner App | Cat Wallpapers |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/pdf-scanner-app-scanner-pro/id1620116711/reviews)** | [4.7 (14 ratings)](https://appshunter.io/ios/app/cat-wallpapers-4k/id6747375337/reviews) |
| Number of ratings | 1 | **14** |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Every 4 days** |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 25 MB | 45 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [岳佳 高](https://appshunter.io/developer/1535302179) | [Ahmad Masood](https://appshunter.io/developer/1809316932) |

## What reviewers say

### PDF Scanner App

[App page](https://appshunter.io/ios/app/pdf-scanner-app-scanner-pro/id1620116711)

Transform your mobile device into a powerful scanner. Quickly capture, edit, and share documents as PDFs or JPGs. Go paperless and manage your paperwork with ease, keeping your office in your pocket.

**Highlights:** Scan documents and photos to PDF, JPEG, or TXT, Scan multiple pages into one document, OCR text recognition, Electronic signature functionality, Quick one-tap scanning, Secure local storage

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PDF Scanner Pro | $6.99 | per 7 days |
| PDF Scanner Pro | $14.99 | per month |
| PDF Scanner Pro | $66.99 | per year |


### Cat Wallpapers

[App page](https://appshunter.io/ios/app/cat-wallpapers-4k/id6747375337)

Discover and personalize your device with a vast collection of high-resolution cat wallpapers. Find adorable cat and kitten images in 4K and 8K HD quality, updated daily. Tailor your feed with top-liked images for a stylish and unique display.

**Highlights:** Hundreds of cute cat wallpapers, 4K & 8K HD resolution, Daily new additions, Tailored cat images, Top liked images view, Supports all screen sizes

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

**In-app purchases:** none


## Frequently asked questions

### Is PDF Scanner App free?

PDF Scanner App is free to download, with in-app purchases available.

### Is Cat Wallpapers free?

Cat Wallpapers is free to download, with no in-app purchases.

### Which has better reviews, PDF Scanner App or Cat Wallpapers?

PDF Scanner App is rated higher. PDF Scanner App averages 5.0 out of 5 from 1 ratings, while Cat Wallpapers averages 4.7 from 14 ratings.

### Do PDF Scanner App or Cat Wallpapers have ads?

PDF Scanner App shows ads; Cat Wallpapers does not.

### Which is updated more often, PDF Scanner App or Cat Wallpapers?

PDF Scanner App ships an update monthly, and Cat Wallpapers every 4 days. Most recently, PDF Scanner App was updated on October 20, 2026 and Cat Wallpapers on October 18, 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.*