# EMF Radiation Detector Reader vs Ghost Vision SLS

The clearest difference is ads: Ghost Vision SLS at none against EMF Radiation Detector Reader's shown. EMF Radiation Detector Reader's advantage is ratings volume (4.7K vs 343) and device support (3 vs 1). On price, rating, review sentiment and update cadence there is nothing between them.

Both are free to download. EMF Radiation Detector Reader sells 2 in-app purchases, starting at $1.99 per 7 days and Ghost Vision SLS sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.5 for EMF Radiation Detector Reader against 4.5 for Ghost Vision SLS. That said, the two scores are not equally well evidenced: EMF Radiation Detector Reader has 4.7K ratings behind it against 343, so its average is the more settled of the two. Written reviews are what separate them: 53% of EMF Radiation Detector Reader's written reviews are positive against 47% of Ghost Vision SLS's.

EMF Radiation Detector Reader ships an update every 7 months, Ghost Vision SLS every 4 months. The most recent releases landed on September 24, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | EMF Radiation Detector Reader | Ghost Vision SLS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (4.7K ratings)](https://appshunter.io/ios/app/emf-radiation-detector-reader/id1507914734/reviews) | [4.5 (343 ratings)](https://appshunter.io/ios/app/ghost-vision-sls/id1595033309/reviews) |
| Number of ratings | **4.7K** | 343 |
| Positive reviews | **52.8% of reviews** | 47.5% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 7 months | **Every 4 months** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 20 MB | 176 MB |
| Requires iOS | **15.6** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 9+ |
| Developer | [Rounding Squares BV](https://appshunter.io/developer/976539506) | [Michael Weber](https://appshunter.io/developer/349078052) |

## What reviewers say

### 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


### Ghost Vision SLS

[App page](https://appshunter.io/ios/app/ghost-vision-sls/id1595033309)

This app uses advanced AI and lidar-enabled infrared imaging to detect human figures and provide unparalleled night vision. It offers 3D visualization, real-time alerts, and the ability to record and share findings, enhancing paranormal investigations.

**Highlights:** AI-driven infrared imaging, Real-time human figure detection, 3D visualization and analysis, Night vision in total darkness, Record and share findings, Lidar-enabled functionality (iPhone Pro)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Access Subscription | $1.99 | per month |
| Lifetime Full Access | $11.95 | one-time |

**What reviewers like**

- 💡 Innovative LiDAR feature
- 👍 Great value for money (paid version)
- 👻 Fun and exciting experience
- ✅ Accurate representation (for some users)
- 🌟 Better than other ghost apps

**What reviewers complain about**

- 💰 Expensive paywall for features
- 💸 App takes money but gives nothing
- 👎 Fake SLS camera accusations
- 🚫 No free trial for full features
- 📉 Battery drain reported

**Reported bugs**

- Recorded files corrupted (no video/audio)
- Bug with turning LiDAR on/off in landscape orientation
- App freezes and not functioning
- Paid features not unlocking after payment
- App does not open after payment

**Requested features**

- Allow trial for paid features
- Add 4K recording
- Offer different color options for LiDAR depth and joints
- Option to save visible color video and LiDAR depth separately
- Repair corrupted video feature


## Frequently asked questions

### Is EMF Radiation Detector Reader free?

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

### Is Ghost Vision SLS free?

Ghost Vision SLS is free to download, with in-app purchases available.

### Which has better reviews, EMF Radiation Detector Reader or Ghost Vision SLS?

EMF Radiation Detector Reader and Ghost Vision SLS are both rated 4.5 out of 5 on the App Store, from 4.7K and 343 ratings respectively.

### Do EMF Radiation Detector Reader or Ghost Vision SLS have ads?

EMF Radiation Detector Reader shows ads; Ghost Vision SLS does not.

### Which is updated more often, EMF Radiation Detector Reader or Ghost Vision SLS?

EMF Radiation Detector Reader ships an update every 7 months, and Ghost Vision SLS every 4 months. Most recently, EMF Radiation Detector Reader was updated on September 24, 2026 and Ghost Vision SLS on September 22, 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.*