# Zeus Sleep vs SONA VNS

Zeus Sleep and SONA VNS are too close to call on the numbers: across 6 compared parameters — price, ads, in-app purchases and monetization model among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Zeus Sleep | SONA VNS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[2.0 (1 ratings)](https://appshunter.io/ios/app/sona-vns/id6756424780/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Fortnightly |
| Monetization | Free | Free |
| Size | 30 MB | 120 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Zeus Sleep Ltd](https://appshunter.io/developer/1811358859) | [Mindspire Limited](https://appshunter.io/developer/1586140980) |

## What reviewers say

### Zeus Sleep

[App page](https://appshunter.io/ios/app/zeus-sleep/id6745222943)

This app helps reduce snoring and improve sleep quality by managing a connected anti-snoring device. It offers sleep tracking, personalized guidance, and a knowledge library with expert advice.

**Highlights:** Manage anti-snoring device, Insightful sleep tracking, Personalized guidance, Snore record monitoring, Progress visualization, Expert advice library

**Features:** macOS Compatibility

**In-app purchases:** none


### SONA VNS

[App page](https://appshunter.io/ios/app/sona-vns/id6756424780)

This app guides personalized, non-invasive vagus nerve stimulation sessions to support relaxation, sleep, and cognitive function. It tracks progress with analytics and integrates with wearables for deeper insights into your wellness journey.

**Highlights:** Personalized journey sessions, Daily taVNS for stress recovery, Guided audio and breathing exercises, Heart rate and HRV analytics, Wearable device integration, Progress tracking and streaks

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

**In-app purchases:** none


## Frequently asked questions

### Is Zeus Sleep free?

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

### Is SONA VNS free?

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

### Do Zeus Sleep or SONA VNS have ads?

Neither Zeus Sleep nor SONA VNS shows ads.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*