# 그린 마일리지 vs MU

The clearest difference is update cadence: MU at every 3 days against 그린 마일리지's every 2 weeks. 그린 마일리지's advantage is iOS requirement (13.0 vs 15.1). 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.

그린 마일리지 ships an update every 2 weeks, MU every 3 days. The most recent releases landed on September 20, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | 그린 마일리지 | MU |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 3 days** |
| Monetization | — | Free |
| Size | 3 MB | 36 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Gyeongbuk Software Highschool](https://appshunter.io/developer/1632380349) | [Jisoo Kim](https://appshunter.io/developer/6800597796) |

## What reviewers say

### 그린 마일리지

[App page](https://appshunter.io/ios/app/id6448703035)

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

**In-app purchases:** none


### MU

[App page](https://appshunter.io/ios/app/munote/id6800597794)

This app accurately tracks your actual playing time during music practice, excluding pauses. It analyzes sound on your device without recording, allowing you to log practice sessions, pieces, and notes. It offers gentle reminders and syncs your history across devices when signed in.

**Highlights:** Counts only playing time, Excludes pauses automatically, Analyzes sound on-device, Logs practice sessions and notes, Calendar view of practice history, Gentle daily reminders

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

**In-app purchases:** none


## Frequently asked questions

### Is 그린 마일리지 free?

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

### Is MU free?

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

### Do 그린 마일리지 or MU have ads?

Neither 그린 마일리지 nor MU shows ads.

### Which is updated more often, 그린 마일리지 or MU?

그린 마일리지 ships an update every 2 weeks, and MU every 3 days. Most recently, 그린 마일리지 was updated on September 20, 2026 and MU on September 11, 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.*