# Apnotrack vs ZeusOSA

Apnotrack and ZeusOSA are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases 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.

Apnotrack ships an update monthly, ZeusOSA fortnightly. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Apnotrack | ZeusOSA |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/apnotrack/id6755224222/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 60.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Fortnightly** |
| Monetization | Free | — |
| Size | 66 MB | 38 MB |
| Requires iOS | 16.0 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Asleep Inc.](https://appshunter.io/developer/1612023690) | [Zeus Sleep Ltd](https://appshunter.io/developer/1811358859) |

## What reviewers say

### Apnotrack

[App page](https://appshunter.io/ios/app/apnotrack/id6755224222)

This app uses AI to analyze breathing sounds from smart devices to screen for moderate-to-severe sleep apnea. It offers specialized sleep analysis and identifies areas for potential improvement, supporting physicians in further diagnostic decisions.

**Highlights:** AI-powered breathing sound analysis, Sleep apnea screening, Specialized sleep analysis, Identifies areas for improvement, Supports physician diagnostics

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

**In-app purchases:** none


### ZeusOSA

[App page](https://appshunter.io/ios/app/zeusosa/id6771698018)

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

**In-app purchases:** none


## Frequently asked questions

### Is Apnotrack free?

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

### Is ZeusOSA free?

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

### Do Apnotrack or ZeusOSA have ads?

Neither Apnotrack nor ZeusOSA shows ads.

### Which is updated more often, Apnotrack or ZeusOSA?

Apnotrack ships an update monthly, and ZeusOSA fortnightly. Most recently, Apnotrack was updated on October 24, 2026 and ZeusOSA on October 25, 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.*