# ZeroEyes vs 모무스터디

The clearest difference is review sentiment: ZeroEyes at 63% against 모무스터디's 20%. ZeroEyes also leads on update cadence (fortnightly vs every 2 months). 모무스터디's advantage is iOS requirement (12.1 vs 15.6). 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.

ZeroEyes ships an update fortnightly, 모무스터디 every 2 months. Both last shipped on September 21, 2026.

## The numbers

| Metric | ZeroEyes | 모무스터디 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.9 (8 ratings)](https://appshunter.io/ios/app/zeroeyes/id1532649224/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | **63.0% of reviews** | 20.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 2 months |
| Monetization | Free | — |
| Size | 82 MB | 1 MB |
| Requires iOS | 15.6 | **12.1** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [OHRAE Inc.](https://appshunter.io/developer/1161656350) | [디벨로퍼그룹](https://appshunter.io/developer/1550016051) |

## What reviewers say

### ZeroEyes

[App page](https://appshunter.io/ios/app/zeroeyes/id1532649224)

Manage membership-based study cafes and shared offices with real-time seat availability checks, pass purchases, and study room reservations.  Offers convenient QR code check-in/out for managers and multiple payment options.

**Highlights:** Real-time seat availability, Pass purchase and extension, Study room reservations, QR code check-in/out, Pass expiration notifications, Guardian alerts

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

**In-app purchases:** none


### 모무스터디

[App page](https://appshunter.io/ios/app/id1550016049)

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

**In-app purchases:** none


## Frequently asked questions

### Is ZeroEyes free?

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

### Is 모무스터디 free?

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

### Do ZeroEyes or 모무스터디 have ads?

Neither ZeroEyes nor 모무스터디 shows ads.

### Which is updated more often, ZeroEyes or 모무스터디?

ZeroEyes ships an update fortnightly, and 모무스터디 every 2 months. Most recently, ZeroEyes was updated on September 21, 2026 and 모무스터디 on September 21, 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.*