# 오직 온라인센터 vs 뮤싱크

The clearest difference is update cadence: 뮤싱크 at every 11 days against 오직 온라인센터's every 8 months. 오직 온라인센터's advantage is device support (3 vs 1) and iOS requirement (12.0 vs 17.0). On price, 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.

오직 온라인센터 ships an update every 8 months, 뮤싱크 every 11 days. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | 오직 온라인센터 | 뮤싱크 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 60.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 11 days** |
| Monetization | Free | — |
| Size | 61 MB | 1 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [ohjic corp.](https://appshunter.io/developer/480600062) | [Yunho Kim](https://appshunter.io/developer/6799828699) |

## What reviewers say

### 오직 온라인센터

[App page](https://appshunter.io/ios/app/id1505481030)

This app provides convenient access to church ministry services for members of Ohjic denomination churches. It allows users to utilize various services related to church activities. If login issues arise, contact your church office to verify your registered name and phone number.

**Highlights:** Church ministry services access, Convenient for church members, Login support, Service utilization

**Features:** macOS Compatibility

**In-app purchases:** none


### 뮤싱크

[App page](https://appshunter.io/ios/app/id6801705169)

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

**In-app purchases:** none


## Frequently asked questions

### Is 오직 온라인센터 free?

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

### Is 뮤싱크 free?

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

### Do 오직 온라인센터 or 뮤싱크 have ads?

Neither 오직 온라인센터 nor 뮤싱크 shows ads.

### Which is updated more often, 오직 온라인센터 or 뮤싱크?

오직 온라인센터 ships an update every 8 months, and 뮤싱크 every 11 days. Most recently, 오직 온라인센터 was updated on November 3, 2026 and 뮤싱크 on October 31, 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.*