# 런즈 티처스 vs 수학비서

The clearest difference is device support: 수학비서 at 3 against 런즈 티처스's 1. On price, review sentiment, update cadence and ads there is nothing between them.

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

런즈 티처스 ships an update every 9 days, 수학비서 every 6 days. The most recent releases landed on October 24, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | 런즈 티처스 | 수학비서 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 days | **Every 6 days** |
| Monetization | Free | — |
| Size | 72 MB | 80 MB |
| Requires iOS | 16.0 | **15.6** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Mingle Lab](https://appshunter.io/developer/1653738923) | [포스트매스](https://appshunter.io/developer/1785605543) |

## What reviewers say

### 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


### 수학비서

[App page](https://appshunter.io/ios/app/id6739489194)

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

**In-app purchases:** none


## Frequently asked questions

### Is 런즈 티처스 free?

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

### Is 수학비서 free?

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

### Do 런즈 티처스 or 수학비서 have ads?

Neither 런즈 티처스 nor 수학비서 shows ads.

### Which is updated more often, 런즈 티처스 or 수학비서?

런즈 티처스 ships an update every 9 days, and 수학비서 every 6 days. Most recently, 런즈 티처스 was updated on October 24, 2026 and 수학비서 on October 15, 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.*