# 붐클래스(boom class) vs 맹모 출결

The clearest difference is update cadence: 맹모 출결 at every 5 months against 붐클래스(boom class)'s every 20 months. 맹모 출결 also leads on iOS requirement (12.0 vs 15.5). 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.

붐클래스(boom class) ships an update every 20 months, 맹모 출결 every 5 months. The most recent releases landed on October 17, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | 붐클래스(boom class) | 맹모 출결 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 20 months | **Every 5 months** |
| Size | 91 MB | 63 MB |
| Requires iOS | 15.5 | **12.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [I Waz Co.,Ltd](https://appshunter.io/developer/1629816087) | [(주)맹모](https://appshunter.io/developer/1889419638) |

## What reviewers say

### 붐클래스(boom class)

[App page](https://appshunter.io/ios/app/boom-class/id1629816085)

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

**In-app purchases:** none


### 맹모 출결

[App page](https://appshunter.io/ios/app/id6547849124)

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

**In-app purchases:** none


## Frequently asked questions

### Is 붐클래스(boom class) free?

붐클래스(boom class) is free to download, with no in-app purchases.

### Is 맹모 출결 free?

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

### Do 붐클래스(boom class) or 맹모 출결 have ads?

Neither 붐클래스(boom class) nor 맹모 출결 shows ads.

### Which is updated more often, 붐클래스(boom class) or 맹모 출결?

붐클래스(boom class) ships an update every 20 months, and 맹모 출결 every 5 months. Most recently, 붐클래스(boom class) was updated on October 17, 2026 and 맹모 출결 on October 19, 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.*