# 장귀오의 스마트 청음 vs MnMmusic

The clearest difference is iOS requirement: 장귀오의 스마트 청음 at 7.0 against MnMmusic's 12.0. 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.

Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on October 12, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | 장귀오의 스마트 청음 | MnMmusic |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | Every 3 months |
| Monetization | Free | — |
| Size | 13 MB | 67 MB |
| Requires iOS | **7.0** | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Naeun Zang](https://appshunter.io/developer/723566520) | [gyu sick kim](https://appshunter.io/developer/1093413099) |

## What reviewers say

### 장귀오의 스마트 청음

[App page](https://appshunter.io/ios/app/free/id1077998006)

This app provides ear training exercises for music students. It includes melody dictation with varying levels of complexity and rhythm exercises. Practice by listening and transcribing musical pieces to improve your musical ear.

**Highlights:** Melody dictation exercises (20 songs), Rhythm and meter exercises (25 songs), Transcribe music by listening, Improve musical ear, Digital sheet music preparation

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

**In-app purchases:** none


### MnMmusic

[App page](https://appshunter.io/ios/app/mnmmusic/id6476797863)

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

**In-app purchases:** none


## Frequently asked questions

### Is 장귀오의 스마트 청음 free?

장귀오의 스마트 청음 is free to download, with no in-app purchases.

### Is MnMmusic free?

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

### Do 장귀오의 스마트 청음 or MnMmusic have ads?

Neither 장귀오의 스마트 청음 nor MnMmusic shows ads.

### Which is updated more often, 장귀오의 스마트 청음 or MnMmusic?

장귀오의 스마트 청음 ships an update every 3 months, and MnMmusic every 3 months. Most recently, 장귀오의 스마트 청음 was updated on October 12, 2026 and MnMmusic on October 8, 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.*