# 합주하자 vs OpenScore

The clearest difference is in-app purchases: 합주하자 at none against OpenScore's 3. OpenScore's advantage is update cadence (every 3 days vs every 2 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. OpenScore sells 3 in-app purchases, starting at $1.99 per month. 합주하자 asks for nothing beyond the download.

합주하자 ships an update every 2 weeks, OpenScore every 3 days. The most recent releases landed on November 12, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | 합주하자 | OpenScore |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 3 days** |
| Monetization | Free with in-app purchases | — |
| Size | 84 MB | 100 MB |
| Requires iOS | 17.6 | **16.4** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Kyungwon Yoon](https://appshunter.io/developer/1742912924) | [Nemo Studio (KR)](https://appshunter.io/developer/1845772843) |

## What reviewers say

### 합주하자

[App page](https://appshunter.io/ios/app/id6741892895)

Find compatible musicians and form bands with a personalized matching algorithm. Schedule practice sessions, discover lessons, and enhance your musical journey with this dedicated community platform.

**Highlights:** Musician matching algorithm, Team management, Practice room booking, Lesson information, Community platform

**In-app purchases:** none


### OpenScore

[App page](https://appshunter.io/ios/app/openscore-sheet-music-reader/id6806447089)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro | $1.99 | per month |
| Pro | $12.99 | per year |
| Plus | $19.99 | one-time |


## Frequently asked questions

### Is 합주하자 free?

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

### Is OpenScore free?

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

### Do 합주하자 or OpenScore have ads?

Neither 합주하자 nor OpenScore shows ads.

### Which is updated more often, 합주하자 or OpenScore?

합주하자 ships an update every 2 weeks, and OpenScore every 3 days. Most recently, 합주하자 was updated on November 12, 2026 and OpenScore on November 10, 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.*