# HB OTP vs 런즈 티처스

The clearest difference is update cadence: 런즈 티처스 at every 9 days against HB OTP's every 5 weeks. On price, ads, 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.

HB OTP ships an update every 5 weeks, 런즈 티처스 every 9 days. The most recent releases landed on October 4, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | HB OTP | 런즈 티처스 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 9 days** |
| Monetization | — | Free |
| Size | 8 MB | 68 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [(주)해법에듀](https://appshunter.io/developer/1091818260) | [Mingle Lab](https://appshunter.io/developer/1653738923) |

## What reviewers say

### HB OTP

[App page](https://appshunter.io/ios/app/hb-otp/id6450350991)

**Features:** macOS Compatibility

**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 HB OTP free?

HB OTP 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 HB OTP or 런즈 티처스 have ads?

Neither HB OTP nor 런즈 티처스 shows ads.

### Which is updated more often, HB OTP or 런즈 티처스?

HB OTP ships an update every 5 weeks, and 런즈 티처스 every 9 days. Most recently, HB OTP was updated on October 4, 2026 and 런즈 티처스 on October 13, 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.*