# 에스원 M서비스 vs 모빙

The clearest difference is update cadence: 모빙 at every 6 weeks against 에스원 M서비스's every 45 months. 에스원 M서비스's advantage is iOS requirement (12.0 vs 15.1). On price, review sentiment, 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.

에스원 M서비스 ships an update every 45 months, 모빙 every 6 weeks. The most recent releases landed on November 1, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | 에스원 M서비스 | 모빙 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/id1117004873/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | **15.8% of reviews** | 10.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 45 months | **Every 6 weeks** |
| Monetization | Free | — |
| Size | 1 MB | 40 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [S1 Corporation](https://appshunter.io/developer/352726008) | [(주)유니컴즈](https://appshunter.io/developer/1117004872) |

## What reviewers say

### 에스원 M서비스

[App page](https://appshunter.io/ios/app/m/id785309363)

This service allows S1 Finance subscribers to check their security system's arming and disarming status. It provides a convenient way to monitor your security remotely.

**Highlights:** View arming status, View disarming status, S1 Finance subscriber service, Remote security monitoring

**Features:** macOS Compatibility

**In-app purchases:** none


### 모빙

[App page](https://appshunter.io/ios/app/id1117004873)

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

**In-app purchases:** none

**What reviewers like**

- 👍 Basic functions available
- 👍 App exists for MVNO
- 👍 Low prices
- 👍 Good visibility and speed for an MVNO app

**What reviewers complain about**

- 🐛 Login issues
- 🐛 App not opening
- 🐛 Usage not displayed
- 🐛 Slow loading times
- 🐛 Frequent errors

**Reported bugs**

- Login impossible
- Unknown errors
- App not opening
- App not launching
- Usage not displayed

**Requested features**

- Update the app
- Fix unknown errors
- Allow login
- Fix app not opening
- Fix data usage display


## Frequently asked questions

### Is 에스원 M서비스 free?

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

### Is 모빙 free?

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

### Do 에스원 M서비스 or 모빙 have ads?

Neither 에스원 M서비스 nor 모빙 shows ads.

### Which is updated more often, 에스원 M서비스 or 모빙?

에스원 M서비스 ships an update every 45 months, and 모빙 every 6 weeks. Most recently, 에스원 M서비스 was updated on November 1, 2026 and 모빙 on November 2, 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.*