클래스톡 vs DYB Window
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
클래스톡
Stay informed about your child's school life from kindergarten to high school. Receive class notices, view academic schedules, and communicate directly with teachers through one-on-one or group chats.
- View class notices and school news
- Access monthly academic calendars and events
- 1:1 and group chat with teachers
- Information for kindergarten to high school
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[ 클래스톡 주요 서비스 안내 ] 유치원부터 고등학교까지 우리 아이의 학교 정보를 알 수 있습니다. 학급알림장 - 자녀의 알림장과 학교 소식을 한 눈에 볼 수 있습니다. 학사일정 - 모든 행사와 주요 일정을 월 마다 볼 수 있습니다. 채팅 - 선생님과 1:1 채팅 또는 그룹채팅을 할 수 있습니다.
DYB Window
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.
- Submit homework and tests
- Receive individual feedback
- Track learning progress
- View class schedules
- Check shuttle bus information
- Manage retakes and supplementary lessons
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"DYB Window" 앱을 통해 학생들은 숙제와 테스트를 확인하고 제출할 수 있으며, 개별 Feedback을 받게 됩니다. 또한, 모든 학습 성과 Data를 플랫폼에 축적하고 학생 개별 고유의 history를 생성해 종합적인 학습 성과를 관리합니다. [DYB Window의 주요 기능] ① 학습과제 제출 ② 수업일지 확인 ③ 수업시간 확인 ④ 클래스 확인 ⑤ 셔틀버스 확인 ⑥ 재시험 및 보충 확인
Screenshots
Verdict
The clearest difference is review sentiment: DYB Window at 49% against 클래스톡's 0%. On price, update cadence, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
클래스톡 ships an update every 3 weeks, DYB Window fortnightly. The most recent releases landed on October 12, 2026 and October 18, 2026 respectively.
| Parameter | 클래스톡 | DYB Window |
|---|---|---|
| Price | Free | Free |
| Rating | — | 3.3 (20 ratings) — better |
| Positive reviews | 0.0% of reviews | 49.2% of reviews — better |
| Number of ratings | — | 20 — better |
| Update frequency | Every 3 weeks | Fortnightly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone | iPhone, iPad — better |
| Requires iOS | 17.0 | 16.6 — better |
| Further details — not scored | ||
| Size | 40 MB | 57 MB |
| Age rating | 4+ | 4+ |
| Developer | NETBREEZE | Edu Brain Co. Ltd |
Customer experience
클래스톡
DYB Window
In-app purchases
클래스톡
No in-app purchases
DYB Window
No in-app purchases
