# Ambient vs Ghost SLS

The clearest difference is price: Ghost SLS at Free against Ambient's $0.99. Ghost SLS also leads on rating (4.4 vs 1.0) and update cadence (every 2 months vs every 16 months). Ambient's advantage is ads (none vs shown) and device support (3 vs 1). On in-app purchases there is nothing between them.

Ghost SLS is free to download; Ambient costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Ghost SLS holds the better App Store score, 4.4 against 1.0. That said, the two scores are not equally well evidenced: Ghost SLS has 3.6K ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 25% of Ambient's written reviews are positive against 37% of Ghost SLS's.

Ambient ships an update every 16 months, Ghost SLS every 2 months. The most recent releases landed on September 28, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Ambient | Ghost SLS |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/ambient/id335742615/reviews) | **[4.4 (3.6K ratings)](https://appshunter.io/ios/app/ghost-sls/id1504150811/reviews)** |
| Number of ratings | 1 | **3.6K** |
| Positive reviews | 25.0% of reviews | **36.8% of reviews** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 16 months | **Every 2 months** |
| Monetization | Paid | **Ad-supported** |
| Best chart rank | — | **#82** |
| Size | 29 MB | 50 MB |
| Requires iOS | **13.4** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Arsosa Network Inc.](https://appshunter.io/developer/1209042440) | [OurBigAdventure, LLC](https://appshunter.io/developer/562914290) |

## What reviewers say

### Ambient

[App page](https://appshunter.io/ios/app/ambient/id335742615)

Create a tranquil atmosphere with a collection of high-quality ambient sounds. Perfect for relaxation, sleep, focus, or meditation, this app offers a variety of natural soundscapes that can be played continuously or with a timer.

**Highlights:** High-quality ambient soundscapes, Loop playback option, Random sound selection, Adjustable timer, Easy-to-use interface, Focus and meditation aid

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

**In-app purchases:** none


### Ghost SLS

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

**Currently charting:** #82 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 Ambient free?

Ambient costs $0.99, with no in-app purchases.

### Is Ghost SLS free?

Ghost SLS is free to download, with no in-app purchases.

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

Ghost SLS is rated higher. Ambient averages 1.0 out of 5 from 1 ratings, while Ghost SLS averages 4.4 from 3.6K ratings.

### Do Ambient or Ghost SLS have ads?

Ghost SLS shows ads; Ambient does not.

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

Ambient ships an update every 16 months, and Ghost SLS every 2 months. Most recently, Ambient was updated on September 28, 2026 and Ghost SLS on October 1, 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.*