# A2DPblocker vs EMF Radiation Detector Reader

The clearest difference is price: EMF Radiation Detector Reader at Free against A2DPblocker's $2.99. EMF Radiation Detector Reader also leads on rating (4.5 vs 2.0) and ratings volume (5K vs 11). A2DPblocker's advantage is in-app purchases (none vs 2) and ads (none vs shown). On update cadence and device support there is nothing between them.

EMF Radiation Detector Reader is free to download; A2DPblocker costs $2.99 up front. EMF Radiation Detector Reader sells 2 in-app purchases, starting at $1.99 per 7 days. A2DPblocker asks for nothing beyond the download.

EMF Radiation Detector Reader holds the better App Store score, 4.5 against 2.0. That said, the two scores are not equally well evidenced: EMF Radiation Detector Reader has 5K ratings behind it against 11, so its average is the more settled of the two. Written reviews point the same way: 39% of A2DPblocker's written reviews are positive against 54% of EMF Radiation Detector Reader's.

A2DPblocker ships an update every 10 months, EMF Radiation Detector Reader every 6 months. The most recent releases landed on October 29, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | A2DPblocker | EMF Radiation Detector Reader |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | [2.0 (11 ratings)](https://appshunter.io/ios/app/a2dpblocker-bluetooth-mono/id448525106/reviews) | **[4.5 (5K ratings)](https://appshunter.io/ios/app/emf-radiation-detector-reader/id1507914734/reviews)** |
| Number of ratings | 11 | **5K** |
| Positive reviews | 38.7% of reviews | **53.5% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 10 months | **Every 6 months** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 2 MB | 20 MB |
| Requires iOS | **7.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Gnavicks](https://appshunter.io/developer/330818060) | [Rounding Squares BV](https://appshunter.io/developer/976539506) |

## What reviewers say

### A2DPblocker

[App page](https://appshunter.io/ios/app/a2dpblocker-bluetooth-mono/id448525106)

This app prevents Bluetooth stereo audio from automatically connecting on your iOS device. It allows other Bluetooth functions like calls and GPS audio to work seamlessly with your car kit or headset.

**Highlights:** Blocks A2DP connections, Defaults audio output to HFP car kits/headsets, Maintains default audio output device, Built-in iPod controls, Audio Playback Queue support, Suppresses audio notification alerts (older iOS)

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

**In-app purchases:** none

**What reviewers like**

- ✅ Solves Bluetooth audio routing issues for specific car models
- 🎵 Enables music playback on older Bluetooth devices without A2DP support
- ⚡ Simple setup process when instructions are followed
- 👨‍💼 Responsive and helpful developer support
- 💰 Affordable one-time purchase price

**What reviewers complain about**

- 🔴 Does not work in background - app must stay in foreground
- 🔋 Significant battery drain when app is running
- 📉 Poor audio quality - mono instead of stereo
- 📱 Cannot lock phone screen while using app
- 🚫 Requires manual playlist creation instead of using standard music app

**Reported bugs**

- App stops working when screen is locked
- Simultaneous playback of multiple songs
- Audio disconnects when switching apps
- Intermittent functionality - works then suddenly stops
- Incompatibility with iOS 5, iOS 8, and newer versions

**Requested features**

- Background operation while using other apps
- Support for streaming services like Spotify and Pandora
- Screen lock capability while app is active
- Integration with standard iOS music player
- Stereo audio support instead of mono


### EMF Radiation Detector Reader

[App page](https://appshunter.io/ios/app/emf-radiation-detector-reader/id1507914734)

Detect electromagnetic fields (EMF) around you using your phone's sensors. Identify high-radiation zones in your home and workplace to better organize your environment and potentially improve well-being. Measure EMF emitted by various electronic devices and appliances.

**Highlights:** Detect EMF radiation, Measure EMF levels, Identify risk zones, Organize living space, Measure appliance emissions, No expensive equipment needed

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| EMF Radiation Detector Premium Week | $1.99 | per 7 days |
| EMF Radiation Detector Premium Year | $9.99 | per year |

**What reviewers like**

- 👍 Works well around microwave
- 👍 Consistent results
- 👍 Useful tool for detecting EMF
- 👍 Legit EMF detection
- 👍 Helps find problem areas

**What reviewers complain about**

- 🐛 Ads cover reading numbers
- 🔍 Unclear how to interpret readings
- ⚠️ Questionable accuracy, only detects magnets
- 🔍 No explanation of safe/unsafe levels
- 🐛 Doesn't detect radio frequencies

**Reported bugs**

- Readings inconsistent or inaccurate
- Doesn't work as expected, only detects magnets

**Requested features**

- Add sound or vibration alerts for high EMF
- Provide more information on EMF levels and safety
- Improve layout to avoid ads covering readings


## Frequently asked questions

### Is A2DPblocker free?

A2DPblocker costs $2.99, with no in-app purchases.

### Is EMF Radiation Detector Reader free?

EMF Radiation Detector Reader is free to download, with in-app purchases available.

### Which has better reviews, A2DPblocker or EMF Radiation Detector Reader?

EMF Radiation Detector Reader is rated higher. A2DPblocker averages 2.0 out of 5 from 11 ratings, while EMF Radiation Detector Reader averages 4.5 from 5K ratings.

### Do A2DPblocker or EMF Radiation Detector Reader have ads?

EMF Radiation Detector Reader shows ads; A2DPblocker does not.

### Which is updated more often, A2DPblocker or EMF Radiation Detector Reader?

A2DPblocker ships an update every 10 months, and EMF Radiation Detector Reader every 6 months. Most recently, A2DPblocker was updated on October 29, 2026 and EMF Radiation Detector Reader on October 27, 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.*