# 서울교대 Smart ID vs 선배교사

The clearest difference is iOS requirement: 서울교대 Smart ID at 8.0 against 선배교사's 13.0. On price, update cadence, 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.

서울교대 Smart ID ships an update every 2 weeks, 선배교사 fortnightly. The most recent releases landed on October 26, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | 서울교대 Smart ID | 선배교사 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Fortnightly** |
| Monetization | — | Free |
| Size | 33 MB | 33 MB |
| Requires iOS | **8.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [SYMTRA KOREA CO., LTD.](https://appshunter.io/developer/441041542) | [Peacher Co., Ltd.](https://appshunter.io/developer/1860143526) |

## What reviewers say

### 서울교대 Smart ID

[App page](https://appshunter.io/ios/app/smart-id/id1208037068)

**Features:** macOS Compatibility

**In-app purchases:** none


### 선배교사

[App page](https://appshunter.io/ios/app/id6756334480)

This app provides a real-time SOS platform for K-12 teachers, offering expert advice on classroom challenges, administrative issues, and personal concerns. It fosters a supportive community for sharing insights, tips, and exclusive VIP benefits tailored for educators.

**Highlights:** Real-time expert Q&A, Teacher support community, Insightful teacher magazine, Verified teacher recommendations, Exclusive VIP benefits for teachers

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

**In-app purchases:** none


## Frequently asked questions

### Is 서울교대 Smart ID free?

서울교대 Smart ID is free to download, with no in-app purchases.

### Is 선배교사 free?

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

### Do 서울교대 Smart ID or 선배교사 have ads?

Neither 서울교대 Smart ID nor 선배교사 shows ads.

### Which is updated more often, 서울교대 Smart ID or 선배교사?

서울교대 Smart ID ships an update every 2 weeks, and 선배교사 fortnightly. Most recently, 서울교대 Smart ID was updated on October 26, 2026 and 선배교사 on October 30, 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.*