# 에스원 모두(MoDU) vs 이거 어때?

The clearest difference is update cadence: 이거 어때? at weekly against 에스원 모두(MoDU)'s monthly. 에스원 모두(MoDU)'s advantage is iOS requirement (13.0 vs 16.0). 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.

에스원 모두(MoDU) ships an update monthly, 이거 어때? weekly. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | 에스원 모두(MoDU) | 이거 어때? |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 13.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Weekly** |
| Monetization | Free | — |
| Size | 220 MB | 25 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [S1 Corporation](https://appshunter.io/developer/352726008) | [EUNHWAN LEE](https://appshunter.io/developer/1720138693) |

## What reviewers say

### 에스원 모두(MoDU)

[App page](https://appshunter.io/ios/app/modu/id6451223244)

Manage your S1 security service contracts, view video feeds, and remotely control security systems. This app allows direct application and setup for various software services.

**Highlights:** Contract information lookup, Remote security system control, Video feed viewing, Software service application, Service setup and configuration

**In-app purchases:** none


### 이거 어때?

[App page](https://appshunter.io/ios/app/id6758745124)

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

**In-app purchases:** none


## Frequently asked questions

### Is 에스원 모두(MoDU) free?

에스원 모두(MoDU) is free to download, with no in-app purchases.

### Is 이거 어때? free?

이거 어때? is free to download, with no in-app purchases.

### Do 에스원 모두(MoDU) or 이거 어때? have ads?

Neither 에스원 모두(MoDU) nor 이거 어때? shows ads.

### Which is updated more often, 에스원 모두(MoDU) or 이거 어때??

에스원 모두(MoDU) ships an update monthly, and 이거 어때? weekly. Most recently, 에스원 모두(MoDU) was updated on November 3, 2026 and 이거 어때? on November 5, 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.*