# PDF Scan vs PDF Stash

The clearest difference is in-app purchases: PDF Stash at none against PDF Scan's 3. PDF Stash also leads on update cadence (every 4 weeks vs every 2 months) and iOS requirement (15.0 vs 18.6). On price, ads and device support there is nothing between them.

Both are free to download. PDF Scan sells 3 in-app purchases, starting at $19.99 per year. PDF Stash asks for nothing beyond the download.

PDF Scan ships an update every 2 months, PDF Stash every 4 weeks. Both last shipped on October 28, 2026.

## The numbers

| Metric | PDF Scan | PDF Stash |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 2 months | **Every 4 weeks** |
| Size | 34 MB | 15 MB |
| Requires iOS | 18.6 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [TOKYOBAY K.K.](https://appshunter.io/developer/1512596297) | [Kazuhisa Kobayashi](https://appshunter.io/developer/1580882000) |

## What reviewers say

### PDF Scan

[App page](https://appshunter.io/ios/app/pdf-scan-document-scanner/id6740241933)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Annual Subscription | $19.99 | per year |
| Annual Pro+  Subscription | $29.99 | per year |
| Lifetime Access | $19.99 | one-time |


### PDF Stash

[App page](https://appshunter.io/ios/app/pdf-stash-offline-organizer/id6747885153)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PDF Scan free?

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

### Is PDF Stash free?

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

### Do PDF Scan or PDF Stash have ads?

Both PDF Scan and PDF Stash show ads.

### Which is updated more often, PDF Scan or PDF Stash?

PDF Scan ships an update every 2 months, and PDF Stash every 4 weeks. Most recently, PDF Scan was updated on October 28, 2026 and PDF Stash on October 28, 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.*