# e vs 클라이 BT (Be a Teacher)

The clearest difference is update cadence: 클라이 BT (Be a Teacher) at every 2 months against e's every 5 months. e's advantage is iOS requirement (13.1 vs 15.1). 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.

e ships an update every 5 months, 클라이 BT (Be a Teacher) every 2 months. The most recent releases landed on November 4, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | e | 클라이 BT (Be a Teacher) |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 86.8% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 2 months** |
| Monetization | Free | — |
| Size | 4 MB | 91 MB |
| Requires iOS | **13.1** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [BICT](https://appshunter.io/developer/990571447) | [Corp. KLAI Education](https://appshunter.io/developer/1707803411) |

## What reviewers say

### e

[App page](https://appshunter.io/ios/app/e/id1486114114)

This app helps students manage their schedules and receive important notifications. It provides a convenient way to stay organized and informed about academic activities.

**Highlights:** Schedule checking, Push notification management, Academic activity updates, Student organization tool

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

**In-app purchases:** none


### 클라이 BT (Be a Teacher)

[App page](https://appshunter.io/ios/app/bt-be-a-teacher/id6466783781)

**In-app purchases:** none


## Frequently asked questions

### Is e free?

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

### Is 클라이 BT (Be a Teacher) free?

클라이 BT (Be a Teacher) is free to download, with no in-app purchases.

### Do e or 클라이 BT (Be a Teacher) have ads?

Neither e nor 클라이 BT (Be a Teacher) shows ads.

### Which is updated more often, e or 클라이 BT (Be a Teacher)?

e ships an update every 5 months, and 클라이 BT (Be a Teacher) every 2 months. Most recently, e was updated on November 4, 2026 and 클라이 BT (Be a Teacher) on November 3, 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.*