# 캐츠업 모바일 OMR vs 런즈 티처스

The clearest difference is update cadence: 런즈 티처스 at every 2 weeks against 캐츠업 모바일 OMR's every 3 months. 캐츠업 모바일 OMR's advantage is device support (3 vs 1) and iOS requirement (14.0 vs 16.0). On price, review sentiment, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

캐츠업 모바일 OMR ships an update every 3 months, 런즈 티처스 every 2 weeks. The most recent releases landed on September 22, 2026 and August 27, 2026 respectively.

## The numbers

| Metric | 캐츠업 모바일 OMR | 런즈 티처스 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Monetization | Free | Free |
| Size | 7 MB | 53 MB |
| Requires iOS | **14.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [(주)단비교육 (Danbi Education Co. ,Ltd.)](https://appshunter.io/developer/1294082775) | [Mingle Lab](https://appshunter.io/developer/1653738923) |

## What reviewers say

### 캐츠업 모바일 OMR

[App page](https://appshunter.io/ios/app/omr/id6476922565)

This app simplifies homework and assignments given by your academy teachers. Automatically grade quizzes, receive personalized feedback on incorrect answers, and track your progress to improve your skills and grades.

**Highlights:** Automated grading, Personalized feedback, Assignment submission, Progress tracking, Skill improvement

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

**In-app purchases:** none


### 런즈 티처스

[App page](https://appshunter.io/ios/app/id6477753770)

This app helps educational institutions promote their services, manage student attendance, and handle billing. It facilitates communication with parents and allows for easy updates to academy information.

**Highlights:** Effective academy promotion, Academy news and updates, App inquiry and consultation, Academy information editing, Attendance management, Mobile billing and payment, Academy reviews

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

**In-app purchases:** none


## Frequently asked questions

### Is 캐츠업 모바일 OMR free?

캐츠업 모바일 OMR is free to download, with no in-app purchases.

### Is 런즈 티처스 free?

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

### Do 캐츠업 모바일 OMR or 런즈 티처스 have ads?

Neither 캐츠업 모바일 OMR nor 런즈 티처스 shows ads.

### Which is updated more often, 캐츠업 모바일 OMR or 런즈 티처스?

캐츠업 모바일 OMR ships an update every 3 months, and 런즈 티처스 every 2 weeks. Most recently, 캐츠업 모바일 OMR was updated on September 22, 2026 and 런즈 티처스 on August 27, 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.*