# 누구지? vs muster

The clearest difference is update cadence: muster at every 2 days against 누구지?'s weekly. muster also leads on iOS requirement (15.0 vs 17.0). 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.

누구지? ships an update weekly, muster every 2 days. Both last shipped on October 31, 2026.

## The numbers

| Metric | 누구지? | muster |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.0 (2 ratings)](https://appshunter.io/ios/app/muster/id6816097897/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Weekly | **Every 2 days** |
| Monetization | — | Free |
| Size | 2 MB | 29 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [jumi lee](https://appshunter.io/developer/1877652965) | [HATCH COLLECTIBLES](https://appshunter.io/developer/6816097899) |

## What reviewers say

### 누구지?

[App page](https://appshunter.io/ios/app/and/id6772475728)

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

**In-app purchases:** none


### muster

[App page](https://appshunter.io/ios/app/muster/id6816097897)

This app helps card collectors manage their collections, discover upcoming shows and events, and track the value of their cards. It allows users to digitally display their favorite cards and find local card shops.

**Highlights:** Discover card shows and events, Digitally display and showcase cards, Track card collection value, Find nearby card shops, Connect with other collectors, Report and block users

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

**In-app purchases:** none


## Frequently asked questions

### Is 누구지? free?

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

### Is muster free?

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

### Do 누구지? or muster have ads?

Neither 누구지? nor muster shows ads.

### Which is updated more often, 누구지? or muster?

누구지? ships an update weekly, and muster every 2 days. Most recently, 누구지? was updated on October 31, 2026 and muster on October 31, 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.*