# 시원스쿨 플러스 vs CEO 36

The clearest difference is in-app purchases: CEO 36 at none against 시원스쿨 플러스's 3. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. 시원스쿨 플러스 sells 3 one-off in-app purchases. CEO 36 asks for nothing beyond the download.

시원스쿨 플러스 ships an update weekly, CEO 36 every 2 weeks. The most recent releases landed on October 16, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | 시원스쿨 플러스 | CEO 36 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (70 ratings)](https://appshunter.io/ios/app/id1596846159/reviews)** | — |
| Number of ratings | **70** | — |
| Positive reviews | 65.8% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Every 2 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 280 MB | 127 MB |
| Requires iOS | **15.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [GOLD&S Co.,Ltd](https://appshunter.io/developer/378038266) | [taeseong song](https://appshunter.io/developer/1885128551) |

## What reviewers say

### 시원스쿨 플러스

[App page](https://appshunter.io/ios/app/id1596846159)

This app enhances mobile learning with optimized lecture playback, background audio, and continuous listening. It also features a timer for study sessions, progress tracking, and group study functionalities to boost focus and efficiency.

**Highlights:** Optimized lecture playback, Background audio playback, Continuous lecture listening, Lecture download and selective playback, Study timer and progress tracking, Study group participation

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 여행 스페인어 | $39.99 | one-time |
| 일잘러들의 한 끗 차이 비즈니스 영어회화_NEW | $109.99 | one-time |
| 에린의 말문법 패키지 NEW | $129.99 | one-time |


### CEO 36

[App page](https://appshunter.io/ios/app/ceo-36/id6802898210)

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

**In-app purchases:** none


## Frequently asked questions

### Is 시원스쿨 플러스 free?

시원스쿨 플러스 is free to download, with in-app purchases available.

### Is CEO 36 free?

CEO 36 is free to download, with no in-app purchases.

### Do 시원스쿨 플러스 or CEO 36 have ads?

Neither 시원스쿨 플러스 nor CEO 36 shows ads.

### Which is updated more often, 시원스쿨 플러스 or CEO 36?

시원스쿨 플러스 ships an update weekly, and CEO 36 every 2 weeks. Most recently, 시원스쿨 플러스 was updated on October 16, 2026 and CEO 36 on October 4, 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.*