# Tracking Device Detector vs Rdio Client

The clearest difference is in-app purchases: Rdio Client at none against Tracking Device Detector's 3. Rdio Client also leads on ads (none vs shown) and update cadence (weekly vs every 2 months). Tracking Device Detector's advantage is iOS requirement (15.0 vs 26.5). On price and device support there is nothing between them.

Both are free to download. Tracking Device Detector sells 3 in-app purchases, starting at $7.99 per 7 days. Rdio Client asks for nothing beyond the download.

Tracking Device Detector ships an update every 2 months, Rdio Client weekly. The most recent releases landed on October 28, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Tracking Device Detector | Rdio Client |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (145 ratings)](https://appshunter.io/ios/app/tracking-device-detector-tdd/id6754978872/reviews)** | — |
| Number of ratings | **145** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Weekly** |
| Monetization | Free with in-app purchases | — |
| Size | 20 MB | 1 MB |
| Requires iOS | **15.0** | 26.5 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [SEMA ORUC](https://appshunter.io/developer/1847153942) | [Jamie Stephens](https://appshunter.io/developer/6787158273) |

## What reviewers say

### Tracking Device Detector

[App page](https://appshunter.io/ios/app/tracking-device-detector-tdd/id6754978872)

Detect and locate nearby Bluetooth devices that may be tracking your location without consent. The app scans for active Bluetooth signals, identifies unknown or suspicious devices, and shows real-time signal strength to help you determine proximity. Stay aware and secure by identifying potential risks and taking control of your privacy.

**Highlights:** Scan for active Bluetooth devices, Detect unknown tracking devices, View signal strength and proximity, Real-time updates, Alerts for potential tracking activity, Privacy-focused interface

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Access | $7.99 | per 7 days |
| Special Offer Yearly Access | $17.99 | per year |
| Yearly Access | $34.99 | per year |


### Rdio Client

[App page](https://appshunter.io/ios/app/rdio-client/id6787158270)

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

**In-app purchases:** none


## Frequently asked questions

### Is Tracking Device Detector free?

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

### Is Rdio Client free?

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

### Do Tracking Device Detector or Rdio Client have ads?

Tracking Device Detector shows ads; Rdio Client does not.

### Which is updated more often, Tracking Device Detector or Rdio Client?

Tracking Device Detector ships an update every 2 months, and Rdio Client weekly. Most recently, Tracking Device Detector was updated on October 28, 2026 and Rdio Client on October 17, 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.*