# 오직 온라인센터 vs WhyWhy

The clearest difference is iOS requirement: 오직 온라인센터 at 12.0 against WhyWhy's 15.1. 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.

## The numbers

| Metric | 오직 온라인센터 | WhyWhy |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 60.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | — |
| Monetization | Free | — |
| Size | 61 MB | 229 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ohjic corp.](https://appshunter.io/developer/480600062) | [MSTORY CO., LTD](https://appshunter.io/developer/1552828733) |

## 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


### WhyWhy

[App page](https://appshunter.io/ios/app/whywhy/id6774433361)

**Features:** macOS Compatibility, Apple Wallet, 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 WhyWhy free?

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

### Do 오직 온라인센터 or WhyWhy have ads?

Neither 오직 온라인센터 nor WhyWhy shows ads.

---

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