# 서울연구원 정보자료실 vs WASSM(출결관리시스템)

The clearest difference is iOS requirement: 서울연구원 정보자료실 at 14.4 against WASSM(출결관리시스템)'s 16.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

서울연구원 정보자료실 ships an update every 3 weeks, WASSM(출결관리시스템) every 4 weeks. The most recent releases landed on November 11, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | 서울연구원 정보자료실 | WASSM(출결관리시스템) |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 4 weeks |
| Size | 5 MB | 58 MB |
| Requires iOS | **14.4** | 16.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [INEK corp.](https://appshunter.io/developer/494214129) | [Jinhak Apply](https://appshunter.io/developer/1478864562) |

## What reviewers say

### 서울연구원 정보자료실

[App page](https://appshunter.io/ios/app/id1548630534)

**Features:** macOS Compatibility

**In-app purchases:** none


### WASSM(출결관리시스템)

[App page](https://appshunter.io/ios/app/wassm/id6463086480)

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

**In-app purchases:** none


## Frequently asked questions

### Is 서울연구원 정보자료실 free?

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

### Is WASSM(출결관리시스템) free?

WASSM(출결관리시스템) is free to download, with no in-app purchases.

### Do 서울연구원 정보자료실 or WASSM(출결관리시스템) have ads?

Neither 서울연구원 정보자료실 nor WASSM(출결관리시스템) shows ads.

### Which is updated more often, 서울연구원 정보자료실 or WASSM(출결관리시스템)?

서울연구원 정보자료실 ships an update every 3 weeks, and WASSM(출결관리시스템) every 4 weeks. Most recently, 서울연구원 정보자료실 was updated on November 11, 2026 and WASSM(출결관리시스템) on November 3, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*