# 소리박스 vs Class5 (클래스5)

The clearest difference is iOS requirement: Class5 (클래스5) at 13.0 against 소리박스's 15.2. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

소리박스 ships an update fortnightly, Class5 (클래스5) every 11 days. The most recent releases landed on October 9, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | 소리박스 | Class5 (클래스5) |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[2.1 (7 ratings)](https://appshunter.io/ios/app/class5-5/id6453687093/reviews)** |
| Number of ratings | — | **7** |
| Positive reviews | — | 86.2% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 11 days** |
| Monetization | — | Free |
| Size | 1 MB | 70 MB |
| Requires iOS | 15.2 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Kyung Hee Kim](https://appshunter.io/developer/1646236486) | [CLASSCARD, Inc.](https://appshunter.io/developer/1481434005) |

## What reviewers say

### 소리박스

[App page](https://appshunter.io/ios/app/id6443470568)

**Features:** macOS Compatibility

**In-app purchases:** none


### Class5 (클래스5)

[App page](https://appshunter.io/ios/app/class5-5/id6453687093)

This app makes learning English fun with interactive lessons. Students can access phonics, speaking practice through animation, reading comprehension, and writing exercises. It's designed to help users enjoy and master the English language.

**Highlights:** Phonics and song learning, Movie-based listening and speaking practice, Interactive reading comprehension, Sentence building and writing exercises, Animation and dubbing features

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is 소리박스 free?

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

### Is Class5 (클래스5) free?

Class5 (클래스5) is free to download, with no in-app purchases.

### Do 소리박스 or Class5 (클래스5) have ads?

Neither 소리박스 nor Class5 (클래스5) shows ads.

### Which is updated more often, 소리박스 or Class5 (클래스5)?

소리박스 ships an update fortnightly, and Class5 (클래스5) every 11 days. Most recently, 소리박스 was updated on October 9, 2026 and Class5 (클래스5) on October 17, 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.*