# SLS Camera Pro vs Ghost Detector EMF Necrometer

The clearest difference is review sentiment: SLS Camera Pro at 100% against Ghost Detector EMF Necrometer's 54%. SLS Camera Pro also leads on rating (5.0 vs 4.0) and in-app purchases (none vs 4). Ghost Detector EMF Necrometer's advantage is price (Free vs $7.99) and ratings volume (434 vs 1). On update cadence, ads and device support there is nothing between them.

Ghost Detector EMF Necrometer is free to download; SLS Camera Pro costs $7.99 up front. Ghost Detector EMF Necrometer sells 4 in-app purchases, starting at $4.99 per 7 days. SLS Camera Pro asks for nothing beyond the download.

SLS Camera Pro holds the better App Store score, 5.0 against 4.0. That said, the two scores are not equally well evidenced: Ghost Detector EMF Necrometer has 434 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 100% of SLS Camera Pro's written reviews are positive against 54% of Ghost Detector EMF Necrometer's.

SLS Camera Pro ships an update every 5 days, Ghost Detector EMF Necrometer every 10 days. The most recent releases landed on October 7, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | SLS Camera Pro | Ghost Detector EMF Necrometer |
| --- | --- | --- |
| Price | $7.99 | **Free** |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/sls-camera-pro/id1617474731/reviews)** | [4.0 (434 ratings)](https://appshunter.io/ios/app/ghost-detector-emf-necrometer/id6754881764/reviews) |
| Number of ratings | 1 | **434** |
| Positive reviews | **100.0% of reviews** | 54.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 10 days |
| Monetization | **Paid** | Subscription |
| Best chart rank | **#200** | — |
| Size | 35 MB | 68 MB |
| Requires iOS | **14.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 9+ |
| Developer | [SPIRITSHACK LTD](https://appshunter.io/developer/1562729686) | [Boss Web SRL](https://appshunter.io/developer/1839514881) |

## What reviewers say

### SLS Camera Pro

[App page](https://appshunter.io/ios/app/sls-camera-pro/id1617474731)

**Currently charting:** #200 Top Paid · Entertainment (US App Store)

This app emulates an SLS camera to detect humanoid shapes using your device's hardware. It's designed for ghost hunters and paranormal investigators to track spirits and capture evidence through photos and videos. It offers a cost-effective alternative to expensive dedicated cameras.

**Highlights:** Track humanoid shapes in real time, Capture photos and videos, View saved media, Customizable overlay colors, Toggle camera light, Switch between front/rear cameras

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

**In-app purchases:** none


### Ghost Detector EMF Necrometer

[App page](https://appshunter.io/ios/app/ghost-detector-emf-necrometer/id6754881764)

This app combines EMF detection with a spirit box to facilitate paranormal communication. It offers professional-grade tools for real-time environmental monitoring and authentic voice manifestations, designed for both enthusiasts and experienced investigators.

**Highlights:** EMF Magnetic Energy Detection, DR60 Spirit Box Sound Bank, Phoneme-Based Audio Generation, 9 Sound Banks and White Noise, Spoken Response System (Text-to-Speech), Built-In Audio Effects (Echo, Reverb), Advanced Paranormal Tools (Waveform Display)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Plan | $4.99 | per 7 days |
| Monthly Plan | $9.99 | per month |
| Special Offer | $14.99 | one-time |
| Lifetime Plan | $29.99 | one-time |


## Frequently asked questions

### Is SLS Camera Pro free?

SLS Camera Pro costs $7.99, with no in-app purchases.

### Is Ghost Detector EMF Necrometer free?

Ghost Detector EMF Necrometer is free to download, with in-app purchases available.

### Which has better reviews, SLS Camera Pro or Ghost Detector EMF Necrometer?

SLS Camera Pro is rated higher. SLS Camera Pro averages 5.0 out of 5 from 1 ratings, while Ghost Detector EMF Necrometer averages 4.0 from 434 ratings.

### Do SLS Camera Pro or Ghost Detector EMF Necrometer have ads?

Neither SLS Camera Pro nor Ghost Detector EMF Necrometer shows ads.

### Which is updated more often, SLS Camera Pro or Ghost Detector EMF Necrometer?

SLS Camera Pro ships an update every 5 days, and Ghost Detector EMF Necrometer every 10 days. Most recently, SLS Camera Pro was updated on October 7, 2026 and Ghost Detector EMF Necrometer on October 20, 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.*