# 윤재성 소리영어 vs 격몽요결 배우기

The clearest difference is ads: 윤재성 소리영어 at none against 격몽요결 배우기's shown. 윤재성 소리영어 also leads on iOS requirement (13.0 vs 17.0). 격몽요결 배우기's advantage is update cadence (weekly vs every 5 weeks). On price, in-app purchases and device support there is nothing between them.

Both are free to download. 윤재성 소리영어 sells 1 one-off in-app purchase and 격몽요결 배우기 sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

윤재성 소리영어 ships an update every 5 weeks, 격몽요결 배우기 weekly. The most recent releases landed on November 2, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | 윤재성 소리영어 | 격몽요결 배우기 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.8 (6 ratings)](https://appshunter.io/ios/app/id1409088377/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 28.6% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 5 weeks | **Weekly** |
| Monetization | Free with in-app purchases | — |
| Size | 41 MB | 92 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [YUNJEASUNG ENGLISH Co.,Ltd.](https://appshunter.io/developer/1409088376) | [CHUNGKIL KIM](https://appshunter.io/developer/960187999) |

## What reviewers say

### 윤재성 소리영어

[App page](https://appshunter.io/ios/app/id1409088377)

This iPhone-exclusive app provides video and audio lectures for English learning. Audio lectures can play in the background for convenient study. Downloaded content is accessible for 48 hours due to DRM.

**Highlights:** Video lectures, Audio lectures, Background audio playback, DRM protected content, Aqua player

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 윤재성 영어 강의 | $499.99 | one-time |


### 격몽요결 배우기

[App page](https://appshunter.io/ios/app/id6797375018)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 평생 이용권 | $4.99 | one-time |


## Frequently asked questions

### Is 윤재성 소리영어 free?

윤재성 소리영어 is free to download, with in-app purchases available.

### Is 격몽요결 배우기 free?

격몽요결 배우기 is free to download, with in-app purchases available.

### Do 윤재성 소리영어 or 격몽요결 배우기 have ads?

격몽요결 배우기 shows ads; 윤재성 소리영어 does not.

### Which is updated more often, 윤재성 소리영어 or 격몽요결 배우기?

윤재성 소리영어 ships an update every 5 weeks, and 격몽요결 배우기 weekly. Most recently, 윤재성 소리영어 was updated on November 2, 2026 and 격몽요결 배우기 on November 6, 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.*