# 코스모스 vs 서울시립대 모바일 ID

The clearest difference is rating: 코스모스 at 4.1 against 서울시립대 모바일 ID's 2.5. 코스모스 also leads on review sentiment (50% vs 18%) and update cadence (weekly vs every 4 months). 서울시립대 모바일 ID's advantage is iOS requirement (13.0 vs 16). 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.

코스모스 holds the better App Store score, 4.1 against 2.5. That said, the two scores are not equally well evidenced: 코스모스 has 301 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 50% of 코스모스's written reviews are positive against 18% of 서울시립대 모바일 ID's.

코스모스 ships an update weekly, 서울시립대 모바일 ID every 4 months. The most recent releases landed on September 26, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | 코스모스 | 서울시립대 모바일 ID |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.1 (301 ratings)](https://appshunter.io/ios/app/id1142523906/reviews)** | [2.5 (2 ratings)](https://appshunter.io/ios/app/id/id1171329284/reviews) |
| Number of ratings | **301** | 2 |
| Positive reviews | **50.0% of reviews** | 18.2% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 4 months |
| Monetization | — | Free |
| Size | 115 MB | 6 MB |
| Requires iOS | 16 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ubion](https://appshunter.io/developer/424208544) | [LOTECS CO.LTD](https://appshunter.io/developer/1695677197) |

## What reviewers say

### 코스모스

[App page](https://appshunter.io/ios/app/id1142523906)

**Features:** Vision Pro support

**In-app purchases:** none


### 서울시립대 모바일 ID

[App page](https://appshunter.io/ios/app/id/id1171329284)

This application serves as a mobile identification card for Seoul National University of Science and Technology. It allows users to utilize a QR code for access within the university and related institutions, functioning as a student or identification card. Login is seamless using existing academic system credentials.

**Highlights:** Mobile student ID, QR code authentication, Academic system login, ID card issuance, Settings menu

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

**In-app purchases:** none


## Frequently asked questions

### Is 코스모스 free?

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

### Is 서울시립대 모바일 ID free?

서울시립대 모바일 ID is free to download, with no in-app purchases.

### Which has better reviews, 코스모스 or 서울시립대 모바일 ID?

코스모스 is rated higher. 코스모스 averages 4.1 out of 5 from 301 ratings, while 서울시립대 모바일 ID averages 2.5 from 2 ratings.

### Do 코스모스 or 서울시립대 모바일 ID have ads?

Neither 코스모스 nor 서울시립대 모바일 ID shows ads.

### Which is updated more often, 코스모스 or 서울시립대 모바일 ID?

코스모스 ships an update weekly, and 서울시립대 모바일 ID every 4 months. Most recently, 코스모스 was updated on September 26, 2026 and 서울시립대 모바일 ID on September 17, 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.*