# YBM어학원 vs 크루비

The clearest difference is review sentiment: 크루비 at 61% against YBM어학원's 15%. YBM어학원's advantage is ads (none vs shown) and monetization model (free vs ad-supported). On price, update cadence, 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.

YBM어학원 ships an update every 4 months, 크루비 every 2 months. The most recent releases landed on November 7, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | YBM어학원 | 크루비 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.7 (3 ratings)](https://appshunter.io/ios/app/ybm/id1517756311/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 14.8% of reviews | **60.9% of reviews** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 4 months | **Every 2 months** |
| Monetization | **Free** | Ad-supported |
| Size | 9 MB | 38 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [YBM NET, Inc.](https://appshunter.io/developer/332188969) | [주식회사 팀스카이](https://appshunter.io/developer/1850401572) |

## What reviewers say

### YBM어학원

[App page](https://appshunter.io/ios/app/ybm/id1517756311)

Manage attendance, record temperature checks, and register for courses. Take English conversation level tests anytime, anywhere via mobile.

**Highlights:** Accurate attendance management, QR code temperature check recording, Course registration, Mobile English level testing, Student-initiated attendance check

**In-app purchases:** none


### 크루비

[App page](https://appshunter.io/ios/app/id1645339862)

This platform connects aspiring flight attendants with current and former professionals for career guidance and community support. Find mentors, engage in real-time chat, and receive instant job alerts to navigate your journey to becoming cabin crew.

**Highlights:** Find flight attendant mentors (Crewmate), 1:1 real-time chat with mentors and peers, Real-time flight attendant job alerts, Community for study groups and information sharing, Verified community with identity verification, Polls for interview preparation

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is YBM어학원 free?

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

### Is 크루비 free?

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

### Do YBM어학원 or 크루비 have ads?

크루비 shows ads; YBM어학원 does not.

### Which is updated more often, YBM어학원 or 크루비?

YBM어학원 ships an update every 4 months, and 크루비 every 2 months. Most recently, YBM어학원 was updated on November 7, 2026 and 크루비 on November 3, 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.*