# DYB Window vs 워드마스터 통합 학습앱

The clearest difference is in-app purchases: DYB Window at none against 워드마스터 통합 학습앱's 19. DYB Window also leads on rating (3.3 vs 3.0) and ratings volume (20 vs 1). 워드마스터 통합 학습앱's advantage is review sentiment (80% vs 49%) and iOS requirement (13.0 vs 16.6). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. 워드마스터 통합 학습앱 sells 19 one-off in-app purchases. DYB Window asks for nothing beyond the download.

DYB Window holds the better App Store score, 3.3 against 3.0. That said, the two scores are not equally well evidenced: DYB Window has 20 ratings behind it against 1, so its average is the more settled of the two. Written reviews complicate that: 49% of DYB Window's written reviews are positive against 80% of 워드마스터 통합 학습앱's, so the app with the better star average is not the one people write more warmly about.

DYB Window ships an update fortnightly, 워드마스터 통합 학습앱 every 3 weeks. Both last shipped on September 22, 2026.

## The numbers

| Metric | DYB Window | 워드마스터 통합 학습앱 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.3 (20 ratings)](https://appshunter.io/ios/app/dyb-window/id6473522970/reviews)** | [3.0 (1 ratings)](https://appshunter.io/ios/app/id6747540936/reviews) |
| Number of ratings | **20** | 1 |
| Positive reviews | 49.2% of reviews | **80.4% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 weeks |
| Monetization | **Free** | Free with in-app purchases |
| Size | 57 MB | 74 MB |
| Requires iOS | 16.6 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Edu Brain Co. Ltd](https://appshunter.io/developer/1719087208) | [Etoos Education](https://appshunter.io/developer/403650801) |

## What reviewers say

### DYB Window

[App page](https://appshunter.io/ios/app/dyb-window/id6473522970)

This app allows students to submit homework and tests, receive individual feedback, and track their learning progress. It builds a unique history of academic achievements for comprehensive performance management.

**Highlights:** Submit homework and tests, Receive individual feedback, Track learning progress, View class schedules, Check shuttle bus information, Manage retakes and supplementary lessons

**Features:** macOS Compatibility

**In-app purchases:** none


### 워드마스터 통합 학습앱

[App page](https://appshunter.io/ios/app/id6747540936)

This app offers a comprehensive vocabulary learning experience for students, covering all Word Master series for middle and high school. It features smart word memorization tools like word cards, flashcards, and various test types to enhance learning efficiency. The app also includes audio modes for listening practice and personalized content recommendations based on skill level.

**Highlights:** All Word Master series included, Efficient word card learning with 'Yes I Know' method, Customizable word lists for difficult words, Four types of vocabulary tests, Audio mode for listening and memorization, Personalized content recommendations, Sync learning history across devices

**In-app purchases (19)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 워드마스터 초등 COMPLETE | $0.99 | one-time |
| 워드마스터 초등 풀 패키지 2종 | $1.99 | one-time |
| 워드마스터 중등 BASIC(26개정) | $2.99 | one-time |
| 워드마스터 중등 실력(26개정) | $2.99 | one-time |
| 워드마스터 중등 고난도(26개정) | $2.99 | one-time |
| 워드마스터 중등 실력(22개정) | $3.99 | one-time |
| 워드마스터 하이스트 | $4.99 | one-time |
| 워드마스터 고등 BASIC(23개정) | $4.99 | one-time |
| 워드마스터 수능 2000(22개정) | $4.99 | one-time |
| 워드마스터 EBS 파이널 1200(20개정) | $4.99 | one-time |
| 워드마스터 고등 숙어 1000 | $4.99 | one-time |
| 워드마스터 고등 입문 패키지 2종(23개정) | $4.99 | one-time |
| 워드마스터 중등 실력 (26개정) | $5.99 | one-time |
| 워드마스터 중등 고난도 (26개정) | $5.99 | one-time |
| 워드마스터 내신+수능 대비 패키지 2종(25개정) | $6.99 | one-time |
| 워드마스터 중등 풀 패키지 3종(22개정) | $7.99 | one-time |
| 워드마스터 고등 필수 패키지 3종(25개정) | $8.99 | one-time |
| 워드마스터 고등 고난도 패키지 3종(25개정) | $9.99 | one-time |
| 워드마스터 고등 풀 패키지 5종(25개정) | $14.99 | one-time |


## Frequently asked questions

### Is DYB Window free?

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

### Is 워드마스터 통합 학습앱 free?

워드마스터 통합 학습앱 is free to download, with in-app purchases available.

### Which has better reviews, DYB Window or 워드마스터 통합 학습앱?

DYB Window is rated higher. DYB Window averages 3.3 out of 5 from 20 ratings, while 워드마스터 통합 학습앱 averages 3.0 from 1 ratings.

### Do DYB Window or 워드마스터 통합 학습앱 have ads?

Neither DYB Window nor 워드마스터 통합 학습앱 shows ads.

### Which is updated more often, DYB Window or 워드마스터 통합 학습앱?

DYB Window ships an update fortnightly, and 워드마스터 통합 학습앱 every 3 weeks. Most recently, DYB Window was updated on September 22, 2026 and 워드마스터 통합 학습앱 on September 22, 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.*