# PDF Printer & Smart Scanner vs Device Tracker. Air Detector

The clearest difference is rating: PDF Printer & Smart Scanner at 4.5 against Device Tracker. Air Detector's 4.1. Device Tracker. Air Detector's advantage is update cadence (daily vs every 3 days) and ratings volume (21 vs 2). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. PDF Printer & Smart Scanner sells 1 in-app purchase, starting at $6.99 per 7 days and Device Tracker. Air Detector sells 3 in-app purchases, starting at $6.99 per 7 days. Whichever you choose, the download price is not the number that matters.

PDF Printer & Smart Scanner holds the better App Store score, 4.5 against 4.1. That said, the two scores are not equally well evidenced: Device Tracker. Air Detector has 21 ratings behind it against 2, so its average is the more settled of the two.

PDF Printer & Smart Scanner ships an update every 3 days, Device Tracker. Air Detector daily. The most recent releases landed on October 15, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | PDF Printer & Smart Scanner | Device Tracker. Air Detector |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (2 ratings)](https://appshunter.io/ios/app/pdf-printer-and-smart-scanner/id6738376650/reviews)** | [4.1 (21 ratings)](https://appshunter.io/ios/app/device-tracker-air-detector/id6739941590/reviews) |
| Number of ratings | 2 | **21** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 days | **Daily** |
| Monetization | Freemium | Free with in-app purchases |
| Size | 33 MB | 27 MB |
| Requires iOS | 17 | **16.0** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Stepan Chaplia](https://appshunter.io/developer/1849116993) | [PIXEL QUEST LIMITED](https://appshunter.io/developer/1796137540) |

## What reviewers say

### PDF Printer & Smart Scanner

[App page](https://appshunter.io/ios/app/pdf-printer-and-smart-scanner/id6738376650)

Easily print documents, photos, and more from your mobile device to local or networked printers. Manage print jobs, customize settings, and access advanced features like cloud printing and high-quality photo output with a subscription.

**Highlights:** Print documents and photos, Manage print jobs and settings, Support for various file formats, High-quality photo printing, Cloud printing for remote access, Faster print job processing

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium Access | $6.99 | per 7 days |


### Device Tracker. Air Detector

[App page](https://appshunter.io/ios/app/device-tracker-air-detector/id6739941590)

Locate misplaced Bluetooth devices quickly and easily. The app detects signals, calculates distance, and guides you with a radar pointer to find your lost items.

**Highlights:** Bluetooth device detection, Distance calculation, Radar pointer guidance, Lost device finder, Speed and accuracy focused

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Trial Subscription | $6.99 | per 7 days |
| Weekly Subscription | $6.99 | per 7 days |
| One Time In-App Purchase | $4.99 | one-time |


## Frequently asked questions

### Is PDF Printer & Smart Scanner free?

PDF Printer & Smart Scanner is free to download, with in-app purchases available.

### Is Device Tracker. Air Detector free?

Device Tracker. Air Detector is free to download, with in-app purchases available.

### Which has better reviews, PDF Printer & Smart Scanner or Device Tracker. Air Detector?

PDF Printer & Smart Scanner is rated higher. PDF Printer & Smart Scanner averages 4.5 out of 5 from 2 ratings, while Device Tracker. Air Detector averages 4.1 from 21 ratings.

### Do PDF Printer & Smart Scanner or Device Tracker. Air Detector have ads?

Neither PDF Printer & Smart Scanner nor Device Tracker. Air Detector shows ads.

### Which is updated more often, PDF Printer & Smart Scanner or Device Tracker. Air Detector?

PDF Printer & Smart Scanner ships an update every 3 days, and Device Tracker. Air Detector daily. Most recently, PDF Printer & Smart Scanner was updated on October 15, 2026 and Device Tracker. Air Detector on September 30, 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.*