# enophone vs SLS Exercises

The clearest difference is price: enophone at Free against SLS Exercises's $4.99. enophone also leads on update cadence (monthly vs every 6 months). SLS Exercises's advantage is iOS requirement (16 vs 18.2). On ads, in-app purchases and device support there is nothing between them.

enophone is free to download; SLS Exercises costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

enophone ships an update monthly, SLS Exercises every 6 months. The most recent releases landed on October 21, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | enophone | SLS Exercises |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| Rating | **[3.1 (38 ratings)](https://appshunter.io/ios/app/enophone/id6467036915/reviews)** | — |
| Number of ratings | **38** | — |
| Positive reviews | 43.1% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 6 months |
| Monetization | Free | — |
| Size | 214 MB | 3 MB |
| Requires iOS | 18.2 | **16** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 9+ |
| Developer | [moonshot la](https://appshunter.io/developer/1707097516) | [Altug Basaran](https://appshunter.io/developer/1679429133) |

## What reviewers say

### enophone

[App page](https://appshunter.io/ios/app/enophone/id6467036915)

Enhance your mental performance and well-being with adaptive soundscapes. This platform uses neuroscience and real-time brain activity to help you achieve desired mental states like focus, energy, calm, or sleep.

**Highlights:** Adaptive soundscapes based on brain activity, Targeted mental states (Focus, Energy, Calm, Sleep), Real-time brainwave monitoring, Personalized insights into brain activity, Immersive audio and visual experiences, Neuroscience-rooted technology

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 🎧 Great sound quality
- 💡 Innovative EEG sensors
- 🧘‍♀️ Effective for focus and relaxation
- ✨ Unique product concept
- 🎧 Comfortable to wear

**What reviewers complain about**

- 🐛 App connectivity issues
- 🐛 App crashes frequently
- 🐛 Sessions not saving/syncing
- ❌ Poor customer support
- ❌ No support for issues

**Reported bugs**

- App never connects to EEG sensors
- Headphones not detected by the app
- App stops recording sessions
- Headphones stop working
- App crashes

**Requested features**

- Neurofeedback option for specific brainwaves
- Customizable binaural beats and isochronic tones responsive to brainwaves
- Ability to see session results in real time
- Option to export data
- Time slots for tracking only mode


### SLS Exercises

[App page](https://appshunter.io/ios/app/sls-exercises/id6740192619)

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

**In-app purchases:** none


## Frequently asked questions

### Is enophone free?

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

### Is SLS Exercises free?

SLS Exercises costs $4.99, with no in-app purchases.

### Do enophone or SLS Exercises have ads?

Neither enophone nor SLS Exercises shows ads.

### Which is updated more often, enophone or SLS Exercises?

enophone ships an update monthly, and SLS Exercises every 6 months. Most recently, enophone was updated on October 21, 2026 and SLS Exercises on October 28, 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.*