# AiMaster vs SkyAtlas

AiMaster and SkyAtlas both sit at 2.3 stars, but that hides the real split: 40% of SkyAtlas's written reviews are positive against 29% of AiMaster's. SkyAtlas also leads on iOS requirement (11.0 vs 14.0). On price, rating, ratings volume and update cadence there is nothing between them.

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

On the App Store both sit at effectively the same score — 2.3 for AiMaster against 2.4 for SkyAtlas. Both are backed by a comparable volume of ratings — 32 and 17 respectively. Written reviews are what separate them: 29% of AiMaster's written reviews are positive against 40% of SkyAtlas's.

AiMaster ships an update every 2 months, SkyAtlas monthly. The most recent releases landed on June 11, 2026 and August 25, 2026 respectively.

## The numbers

| Metric | AiMaster | SkyAtlas |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.3 (32 ratings)](https://appshunter.io/ios/app/aimaster/id668985791/reviews) | **[2.4 (17 ratings)](https://appshunter.io/ios/app/skyatlas/id1616449238/reviews)** |
| Number of ratings | **32** | 17 |
| Positive reviews | 28.6% of reviews | **40.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | Free | Free |
| Size | 33 MB | 911 MB |
| Requires iOS | 14.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ASUSTOR Inc.](https://appshunter.io/developer/563855443) | [SuZhou ZWO Co., Ltd](https://appshunter.io/developer/1367782033) |

## What reviewers say

### AiMaster

[App page](https://appshunter.io/ios/app/aimaster/id668985791)

Manage your network-attached storage devices remotely from your mobile device. This app offers comprehensive control over NAS setup, services, settings, and system monitoring. It also provides features for backup management and device location.

**Highlights:** One-click NAS initialization, Remote control of multiple NAS devices, Manage services and apps, Monitor system resources, Real-time system notifications, Backup job management, Find and wake up NAS

**In-app purchases:** none


### SkyAtlas

[App page](https://appshunter.io/ios/app/skyatlas/id1616449238)

Explore the night sky with a digital atlas and control your telescope mount. Plan astrophotography compositions with simulated camera fields of view and track celestial objects in real-time. Features one-click GoTo and mode switching for an enhanced stargazing experience.

**Highlights:** Digital sky atlas exploration, Telescope mount control (ZWO ASI), Simulated camera field of view, Real-time telescope pointing display, One-click GoTo functionality, Object tracking, EQ and AltAz mode switching

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

**In-app purchases:** none


## Frequently asked questions

### Is AiMaster free?

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

### Is SkyAtlas free?

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

### Which has better reviews, AiMaster or SkyAtlas?

SkyAtlas is rated higher. AiMaster averages 2.3 out of 5 from 32 ratings, while SkyAtlas averages 2.4 from 17 ratings.

### Do AiMaster or SkyAtlas have ads?

Neither AiMaster nor SkyAtlas shows ads.

### Which is updated more often, AiMaster or SkyAtlas?

AiMaster ships an update every 2 months, and SkyAtlas monthly. Most recently, AiMaster was updated on June 11, 2026 and SkyAtlas on August 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.*