# Device Tracker. Air Detector vs QR Code Scanner

Device Tracker. Air Detector and QR Code Scanner are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Both ship on a similar rhythm, roughly daily. The most recent releases landed on September 12, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | Device Tracker. Air Detector | QR Code Scanner |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.1 (21 ratings)](https://appshunter.io/ios/app/device-tracker-air-detector/id6739941590/reviews)** | — |
| Number of ratings | **21** | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Daily | Daily |
| Monetization | Free with in-app purchases | — |
| Size | 27 MB | 6 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [PIXEL QUEST LIMITED](https://appshunter.io/developer/1796137540) | [Murtaz Kashia](https://appshunter.io/developer/1787614398) |

## What reviewers say

### 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 |


### QR Code Scanner

[App page](https://appshunter.io/ios/app/qr-code-scanner-fast-reader/id6739950022)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly QR scan and creation | $6.99 | per 7 days |


## Frequently asked questions

### Is Device Tracker. Air Detector free?

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

### Is QR Code Scanner free?

QR Code Scanner is free to download, with in-app purchases available.

### Do Device Tracker. Air Detector or QR Code Scanner have ads?

Neither Device Tracker. Air Detector nor QR Code Scanner shows ads.

### Which is updated more often, Device Tracker. Air Detector or QR Code Scanner?

Device Tracker. Air Detector ships an update daily, and QR Code Scanner daily. Most recently, Device Tracker. Air Detector was updated on September 12, 2026 and QR Code Scanner on September 8, 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.*