# Ghost Detector vs Ghost SLS

The clearest difference is price: Ghost Detector at Free against Ghost SLS's $0.99. Ghost Detector also leads on review sentiment (47% vs 37%) and device support (3 vs 1). Ghost SLS's advantage is in-app purchases (none vs 1) and chart position (#110 vs unranked). On rating, update cadence, ads and iOS requirement there is nothing between them.

Ghost Detector is free to download; Ghost SLS costs $0.99 up front. Ghost Detector sells 1 one-off in-app purchase. Ghost SLS asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.4 for Ghost Detector against 4.4 for Ghost SLS. That said, the two scores are not equally well evidenced: Ghost SLS has 3.7K ratings behind it against 444, so its average is the more settled of the two. Written reviews are what separate them: 47% of Ghost Detector's written reviews are positive against 37% of Ghost SLS's.

Ghost Detector ships an update every 3 months, Ghost SLS every 2 months. Both last shipped on October 21, 2026.

## The numbers

| Metric | Ghost Detector | Ghost SLS |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | [4.4 (444 ratings)](https://appshunter.io/ios/app/ghost-detector-lost-souls/id1005370857/reviews) | **[4.4 (3.7K ratings)](https://appshunter.io/ios/app/ghost-sls/id1504150811/reviews)** |
| Number of ratings | 444 | **3.7K** |
| Positive reviews | **47.4% of reviews** | 36.8% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Best chart rank | — | **#110** |
| Size | 209 MB | 50 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 9+ | 17+ |
| Developer | [KING TECNOLOGIA DA INFORMACAO LTDA](https://appshunter.io/developer/1000082642) | [OurBigAdventure, LLC](https://appshunter.io/developer/562914290) |

## What reviewers say

### Ghost Detector

[App page](https://appshunter.io/ios/app/ghost-detector-lost-souls/id1005370857)

This app simulates the detection of paranormal activity by analyzing environmental factors like electromagnetic fields, temperature, vibrations, and sounds. It is designed purely for entertainment and does not offer genuine ghost-locating capabilities.

**Highlights:** Simulates paranormal activity detection, Analyzes electromagnetic fields, Monitors temperature changes, Detects vibrations and sounds, Interprets possible nearby presences, Best used in low-light, quiet environments

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ghost Detector Premium | $0.99 | one-time |

**What reviewers like**

- 😱 Genuinely scary experiences
- 👻 Appears to detect spirits
- 👍 Works as intended for some users
- 😲 Convincing paranormal encounters
- 🤩 Awesome and very cool

**What reviewers complain about**

- 😠 Relentless and long ads
- 👎 Fake ghosts, green screen/AI effects
- ⚠️ Trademark infringement concerns
- 🙄 Not much creativity, just red spots
- 📉 Radar inaccuracies

**Reported bugs**

- App crashes after warning screen
- App crashes on tap to continue
- No longer works for iPhone 4s
- Radar does not show directional change

**Requested features**

- Fix radar directional accuracy
- Improve ghost realism
- Reduce ad frequency and length


### Ghost SLS

[App page](https://appshunter.io/ios/app/ghost-sls/id1504150811)

**Currently charting:** #110 Top Paid · Entertainment (US App Store)

This app emulates an SLS camera to detect human figures using your device's camera. It includes filters to help distinguish real detections from false positives caused by lighting. Users can capture and share photos of their findings and connect with others in a community chat.

**Highlights:** SLS camera emulation, Human figure detection, Camera filters for false positives, Photo capture and sharing, Community group chat

**In-app purchases:** none

**What reviewers like**

- 👍 Works well for ghost hunting
- 🔍 Accurately detects anomalies
- 🤖 Realistic ghost detection

**What reviewers complain about**

- 🐛 Picks up non-ghost objects as anomalies
- 💰 Ads even after paid purchase
- 🤔 Ghosts appear to be dancing/moving unnaturally

**Reported bugs**

- Camera always faces forward, can't reverse
- Laggy and slow performance
- Anomalies disappear when tilting the camera

**Requested features**

- Ability to save/retrieve photos
- Improved accuracy in ghost detection
- Option to disable ads in paid version


## Frequently asked questions

### Is Ghost Detector free?

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

### Is Ghost SLS free?

Ghost SLS costs $0.99, with no in-app purchases.

### Which has better reviews, Ghost Detector or Ghost SLS?

Ghost SLS is rated higher. Ghost Detector averages 4.4 out of 5 from 444 ratings, while Ghost SLS averages 4.4 from 3.7K ratings.

### Do Ghost Detector or Ghost SLS have ads?

Both Ghost Detector and Ghost SLS show ads.

### Which is updated more often, Ghost Detector or Ghost SLS?

Ghost Detector ships an update every 3 months, and Ghost SLS every 2 months. Most recently, Ghost Detector was updated on October 21, 2026 and Ghost SLS on October 21, 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.*