# MusterSleep vs AUGO AI

The clearest difference is update cadence: AUGO AI at every 9 days against MusterSleep's every 4 weeks. On price, ads, in-app purchases and device support there is nothing between them.

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

MusterSleep ships an update every 4 weeks, AUGO AI every 9 days. The most recent releases landed on October 1, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | MusterSleep | AUGO AI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Every 9 days** |
| Size | 40 MB | 56 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Keeson Technology Corporation Limited](https://appshunter.io/developer/1561275126) | [广州趣界科技有限公司](https://appshunter.io/developer/1779023910) |

## What reviewers say

### MusterSleep

[App page](https://appshunter.io/ios/app/mustersleep/id6743064673)

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

**In-app purchases:** none


### AUGO AI

[App page](https://appshunter.io/ios/app/augo-ai/id6762122354)

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

**In-app purchases:** none


## Frequently asked questions

### Is MusterSleep free?

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

### Is AUGO AI free?

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

### Do MusterSleep or AUGO AI have ads?

Neither MusterSleep nor AUGO AI shows ads.

### Which is updated more often, MusterSleep or AUGO AI?

MusterSleep ships an update every 4 weeks, and AUGO AI every 9 days. Most recently, MusterSleep was updated on October 1, 2026 and AUGO AI on September 30, 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.*