# EMF Field Detector RF Scanner vs Hidden Spy Camera Detector

The clearest difference is review sentiment: EMF Field Detector RF Scanner at 84% against Hidden Spy Camera Detector's 18%. EMF Field Detector RF Scanner also leads on update cadence (every 3 weeks vs every 7 months) and rating (4.5 vs 4.1). Hidden Spy Camera Detector's advantage is in-app purchases (none vs 2) and ads (none vs shown). On device support there is nothing between them.

EMF Field Detector RF Scanner costs $4.99 and Hidden Spy Camera Detector $2.99 up front. EMF Field Detector RF Scanner sells 2 one-off in-app purchases. Hidden Spy Camera Detector asks for nothing beyond the download.

EMF Field Detector RF Scanner holds the better App Store score, 4.5 against 4.1. That said, the two scores are not equally well evidenced: EMF Field Detector RF Scanner has 5.5K ratings behind it against 125, so its average is the more settled of the two. Written reviews point the same way: 84% of EMF Field Detector RF Scanner's written reviews are positive against 18% of Hidden Spy Camera Detector's.

EMF Field Detector RF Scanner ships an update every 3 weeks, Hidden Spy Camera Detector every 7 months. The most recent releases landed on October 31, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | EMF Field Detector RF Scanner | Hidden Spy Camera Detector |
| --- | --- | --- |
| Price | $4.99 | **$2.99** |
| Rating | **[4.5 (5.5K ratings)](https://appshunter.io/ios/app/emf-field-detector-rf-scanner/id836603095/reviews)** | [4.1 (125 ratings)](https://appshunter.io/ios/app/hidden-spy-camera-detector/id1341298455/reviews) |
| Number of ratings | **5.5K** | 125 |
| Positive reviews | **83.6% of reviews** | 17.5% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 3 weeks** | Every 7 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 56 MB | 40 MB |
| Requires iOS | 15.6 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Jorge Gregorio Martin Bello](https://appshunter.io/developer/567988393) | [Pratik Parekh](https://appshunter.io/developer/1341298454) |

## What reviewers say

### EMF Field Detector RF Scanner

[App page](https://appshunter.io/ios/app/emf-field-detector-rf-scanner/id836603095)

Detect electromagnetic fields (EMF) using your device's sensors. Get alerted to high magnetic fields and potential radiation sources in your home. Useful for identifying hidden emitters and understanding your environment.

**Highlights:** Detects electromagnetic fields (EMF), Warns of high magnetic fields with beeps, Measures magnetic force on three axes, Records readings with time and date stamps, Stores up to 100 records, Sends measurements via email

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Pack | $4.99 | one-time |
| Special Offer | $4.99 | one-time |

**What reviewers like**

- 👍 Easy to use
- 🚀 Accurate readings
- 💡 Useful for detecting EMF
- 🔍 Helps identify problem areas
- 📊 Provides clear data and insights

**What reviewers complain about**

- 🐛 Occasional glitches or inconsistent readings
- 🔋 Concerns about phone's own EMF emissions
- 💰 Premium version required for full functionality

**Reported bugs**

- App freezes or stops working after updates
- Readings not always accurate or reliable

**Requested features**

- Ability to export data
- More detailed explanations and guidance
- Compatibility with other EMF measurement devices


### Hidden Spy Camera Detector

[App page](https://appshunter.io/ios/app/hidden-spy-camera-detector/id1341298455)

This app helps you find hidden spy cameras using your phone's sensors and AI. It detects wired, wireless, infrared, Bluetooth, and Wi-Fi cameras in various locations like hotels and changing rooms. Includes tips for staying protected.

**Highlights:** Detect wired cameras via magnetic activity, Detect infrared cameras using IR mode, AI-powered lens detector, Detect Bluetooth cameras, Detect Wi-Fi cameras, Tips and tricks for protection

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

**In-app purchases:** none


## Frequently asked questions

### Is EMF Field Detector RF Scanner free?

EMF Field Detector RF Scanner costs $4.99, and also offers in-app purchases.

### Is Hidden Spy Camera Detector free?

Hidden Spy Camera Detector costs $2.99, with no in-app purchases.

### Which has better reviews, EMF Field Detector RF Scanner or Hidden Spy Camera Detector?

EMF Field Detector RF Scanner is rated higher. EMF Field Detector RF Scanner averages 4.5 out of 5 from 5.5K ratings, while Hidden Spy Camera Detector averages 4.1 from 125 ratings.

### Do EMF Field Detector RF Scanner or Hidden Spy Camera Detector have ads?

EMF Field Detector RF Scanner shows ads; Hidden Spy Camera Detector does not.

### Which is updated more often, EMF Field Detector RF Scanner or Hidden Spy Camera Detector?

EMF Field Detector RF Scanner ships an update every 3 weeks, and Hidden Spy Camera Detector every 7 months. Most recently, EMF Field Detector RF Scanner was updated on October 31, 2026 and Hidden Spy Camera Detector on October 29, 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.*