# RF Detector vs Hear Through Walls

The clearest difference is rating: RF Detector at 5.0 against Hear Through Walls's 4.5. RF Detector also leads on update cadence (every 4 days vs every 4 weeks). Hear Through Walls's advantage is ratings volume (24 vs 2). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

RF Detector holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: Hear Through Walls has 24 ratings behind it against 2, so its average is the more settled of the two.

RF Detector ships an update every 4 days, Hear Through Walls every 4 weeks. The most recent releases landed on October 4, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | RF Detector | Hear Through Walls |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/rf-detector-refi/id6789630945/reviews)** | [4.5 (24 ratings)](https://appshunter.io/ios/app/hear-through-walls/id6791780146/reviews) |
| Number of ratings | 2 | **24** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 4 weeks |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 67 MB | 6 MB |
| Requires iOS | **15.0** | 16.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Daniel Dominguez](https://appshunter.io/developer/1713964409) | [Ronald Lumor](https://appshunter.io/developer/1874119930) |

## What reviewers say

### RF Detector

[App page](https://appshunter.io/ios/app/rf-detector-refi/id6789630945)

This tool helps detect hidden electronic devices and cameras by scanning for electromagnetic fields and network connections. It offers real-time visualizers and alerts, all processed offline without requiring an account or sharing your data.

**Highlights:** Smart RF Detector, Network Scanner, Real-Time Visualizer, Haptic & Audio Alerts, 100% Offline Processing, Zero Account Required

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

**In-app purchases:** none


### Hear Through Walls

[App page](https://appshunter.io/ios/app/hear-through-walls/id6791780146)

This app transforms your iPhone into a live hearing amplifier and remote microphone. It allows you to listen to sounds from another room or through walls by streaming audio from your device's microphone to connected Bluetooth earbuds.

**Highlights:** Live hearing amplification, Remote microphone functionality, Listen through walls, Audio baby monitoring, TV listening device, Bluetooth earbud integration

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

**In-app purchases:** none


## Frequently asked questions

### Is RF Detector free?

RF Detector is free to download, with no in-app purchases.

### Is Hear Through Walls free?

Hear Through Walls is free to download, with no in-app purchases.

### Which has better reviews, RF Detector or Hear Through Walls?

RF Detector is rated higher. RF Detector averages 5.0 out of 5 from 2 ratings, while Hear Through Walls averages 4.5 from 24 ratings.

### Do RF Detector or Hear Through Walls have ads?

Neither RF Detector nor Hear Through Walls shows ads.

### Which is updated more often, RF Detector or Hear Through Walls?

RF Detector ships an update every 4 days, and Hear Through Walls every 4 weeks. Most recently, RF Detector was updated on October 4, 2026 and Hear Through Walls on October 5, 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.*