# PDF Scan Master vs Device Information

The clearest difference is ads: PDF Scan Master at none against Device Information's shown. On price, update cadence, 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 Scan Master ships an update every 9 days, Device Information every 2 weeks. The most recent releases landed on September 15, 2026 and August 2, 2026 respectively.

## The numbers

| Metric | PDF Scan Master | Device Information |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/device-information/id6504672089/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 9 days** | Every 2 weeks |
| Monetization | — | Ad-supported |
| Size | 34 MB | 37 MB |
| Requires iOS | **14.0** | 15.8.3 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Deep Jerajbhai Davara](https://appshunter.io/developer/1683267123) | [Hideaki Uchikoshi](https://appshunter.io/developer/1559575002) |

## What reviewers say

### PDF Scan Master

[App page](https://appshunter.io/ios/app/pdf-scan-master/id6448011338)

**Features:** macOS Compatibility

**In-app purchases:** none


### Device Information

[App page](https://appshunter.io/ios/app/device-information/id6504672089)

This utility app displays various device identifiers and information, including IDFA and hashed IDFA. It provides technical details about your device for informational purposes.

**Highlights:** Device information listing, IDFA display, Hashed IDFA display, Vendor identifier

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PDF Scan Master free?

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

### Is Device Information free?

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

### Do PDF Scan Master or Device Information have ads?

Device Information shows ads; PDF Scan Master does not.

### Which is updated more often, PDF Scan Master or Device Information?

PDF Scan Master ships an update every 9 days, and Device Information every 2 weeks. Most recently, PDF Scan Master was updated on September 15, 2026 and Device Information on August 2, 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.*