# 康軒AR四季星空 vs ASTROS App

The clearest difference is update cadence: ASTROS App at every 3 months against 康軒AR四季星空's every 42 months. 康軒AR四季星空's advantage is iOS requirement (11.0 vs 14.0). 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.

康軒AR四季星空 ships an update every 42 months, ASTROS App every 3 months. The most recent releases landed on October 7, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | 康軒AR四季星空 | ASTROS App |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 42 months | **Every 3 months** |
| Size | 160 MB | 12 MB |
| Requires iOS | **11.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [康軒文教事業](https://appshunter.io/developer/431546873) | [Astrogate Inc](https://appshunter.io/developer/1628462541) |

## What reviewers say

### 康軒AR四季星空

[App page](https://appshunter.io/ios/app/ar/id1585483774)

**Features:** macOS Compatibility

**In-app purchases:** none


### ASTROS App

[App page](https://appshunter.io/ios/app/astros-app/id1628462539)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is 康軒AR四季星空 free?

康軒AR四季星空 is free to download, with no in-app purchases.

### Is ASTROS App free?

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

### Do 康軒AR四季星空 or ASTROS App have ads?

Neither 康軒AR四季星空 nor ASTROS App shows ads.

### Which is updated more often, 康軒AR四季星空 or ASTROS App?

康軒AR四季星空 ships an update every 42 months, and ASTROS App every 3 months. Most recently, 康軒AR四季星空 was updated on October 7, 2026 and ASTROS App on October 4, 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.*