# WatchObscureWords vs PDF Maker & Document Scanner

The clearest difference is in-app purchases: WatchObscureWords at none against PDF Maker & Document Scanner's 5. WatchObscureWords also leads on ads (none vs shown) and iOS requirement (13.0 vs 16.0). PDF Maker & Document Scanner's advantage is update cadence (every 9 days vs every 38 months). On price and device support there is nothing between them.

Both are free to download. PDF Maker & Document Scanner sells 5 in-app purchases, starting at $6.99 per 7 days. WatchObscureWords asks for nothing beyond the download.

WatchObscureWords ships an update every 38 months, PDF Maker & Document Scanner every 9 days. The most recent releases landed on October 12, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | WatchObscureWords | PDF Maker & Document Scanner |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.6 (113 ratings)](https://appshunter.io/ios/app/pdf-maker-and-document-scanner/id6743823770/reviews)** |
| Number of ratings | — | **113** |
| Positive reviews | — | 60.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 38 months | **Every 9 days** |
| Monetization | — | Free with in-app purchases |
| Size | 3 MB | 42 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPod, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Paul Scott](https://appshunter.io/developer/1542422467) | [ZOHIAGADA LTD](https://appshunter.io/developer/1896591297) |

## What reviewers say

### WatchObscureWords

[App page](https://appshunter.io/ios/app/watchobscurewords/id6446294209)

**In-app purchases:** none


### PDF Maker & Document Scanner

[App page](https://appshunter.io/ios/app/pdf-maker-and-document-scanner/id6743823770)

Easily transform photos, documents, and scans into professional PDF files. This app offers a straightforward way to convert various file types into PDFs, with options to import from your camera or gallery and manage pages within the created documents. Share your PDFs instantly once they are ready.

**Highlights:** Convert photos to PDF, Scan documents to PDF, Import from camera/gallery, Share/export PDFs, Manage pages

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PDF Creator Premium | $6.99 | per 7 days |
| PDF Creator Premium | $9.99 | per year |
| PDF Creator Premium | $19.99 | per year |
| PDF Creator Premium | $29.99 | per year |
| Lifetime Premium | Free | one-time |


## Frequently asked questions

### Is WatchObscureWords free?

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

### Is PDF Maker & Document Scanner free?

PDF Maker & Document Scanner is free to download, with in-app purchases available.

### Do WatchObscureWords or PDF Maker & Document Scanner have ads?

PDF Maker & Document Scanner shows ads; WatchObscureWords does not.

### Which is updated more often, WatchObscureWords or PDF Maker & Document Scanner?

WatchObscureWords ships an update every 38 months, and PDF Maker & Document Scanner every 9 days. Most recently, WatchObscureWords was updated on October 12, 2026 and PDF Maker & Document Scanner on October 21, 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.*