# 씬 vs COMath Premium

The clearest difference is price: 씬 at Free against COMath Premium's $0.99. COMath Premium's advantage is in-app purchases (none vs 3). On update cadence, ads, device support and iOS requirement there is nothing between them.

씬 is free to download; COMath Premium costs $0.99 up front. 씬 sells 3 one-off in-app purchases. COMath Premium asks for nothing beyond the download.

씬 ships an update every 3 weeks, COMath Premium every 2 weeks. The most recent releases landed on October 27, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | 씬 | COMath Premium |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[4.8 (9 ratings)](https://appshunter.io/ios/app/id1508362226/reviews)** | — |
| Number of ratings | **9** | — |
| Positive reviews | 83.9% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 55 MB | 85 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [Jinsung Sunwoo](https://appshunter.io/developer/1508362225) | [Jianfeng Wu](https://appshunter.io/developer/1435210283) |

## What reviewers say

### 씬

[App page](https://appshunter.io/ios/app/id1508362226)

Practice English conversation using famous movie scenes and lines. Improve pronunciation and intonation through shadowing and AI voice recognition. Learn expressions in context for more engaging and memorable language acquisition.

**Highlights:** Learn English with real movie lines, Practice speaking through shadowing, AI-powered pronunciation feedback, Learn expressions in context, Short, flexible learning sessions

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 무한 에너지 패스 - 7일 | $3.99 | one-time |
| 무한 에너지 패스 - 1개월 | $8.99 | one-time |
| 무한 에너지 패스 - 3개월 | $14.99 | one-time |


### COMath Premium

[App page](https://appshunter.io/ios/app/comath-premium/id6752225245)

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

**In-app purchases:** none


## Frequently asked questions

### Is 씬 free?

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

### Is COMath Premium free?

COMath Premium costs $0.99, with no in-app purchases.

### Do 씬 or COMath Premium have ads?

Neither 씬 nor COMath Premium shows ads.

### Which is updated more often, 씬 or COMath Premium?

씬 ships an update every 3 weeks, and COMath Premium every 2 weeks. Most recently, 씬 was updated on October 27, 2026 and COMath Premium on October 25, 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.*