# 알렌 eBook vs 국시실기타이머

The clearest difference is update cadence: 국시실기타이머 at daily against 알렌 eBook's every 3 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. 알렌 eBook sells 8 one-off in-app purchases and 국시실기타이머 sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

알렌 eBook ships an update every 3 weeks, 국시실기타이머 daily. The most recent releases landed on October 6, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | 알렌 eBook | 국시실기타이머 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Daily** |
| Size | 64 MB | 9 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | iPad | **iPhone, iPad** |
| Age rating | 12+ | 12+ |
| Developer | [Allens Library Ltd.](https://appshunter.io/developer/1684423586) | [KwangHyun CHOI](https://appshunter.io/developer/6792641504) |

## What reviewers say

### 알렌 eBook

[App page](https://appshunter.io/ios/app/ebook/id6448324306)

**Features:** Vision Pro support

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 2500 알렌캐시 | $1.99 | one-time |
| 5000 알렌캐시 | $3.99 | one-time |
| 10000 알렌캐시 | $8.99 | one-time |
| 20000 알렌캐시 | $17.99 | one-time |
| 30000 알렌캐시 | $24.99 | one-time |
| 50000 알렌캐시 | $39.99 | one-time |
| 70000 알렌캐시 | $59.99 | one-time |
| 100000 알렌캐시 | $89.99 | one-time |


### 국시실기타이머

[App page](https://appshunter.io/ios/app/id6792641502)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 환자 대본 Pro | $2.99 | one-time |


## Frequently asked questions

### Is 알렌 eBook free?

알렌 eBook is free to download, with in-app purchases available.

### Is 국시실기타이머 free?

국시실기타이머 is free to download, with in-app purchases available.

### Do 알렌 eBook or 국시실기타이머 have ads?

Neither 알렌 eBook nor 국시실기타이머 shows ads.

### Which is updated more often, 알렌 eBook or 국시실기타이머?

알렌 eBook ships an update every 3 weeks, and 국시실기타이머 daily. Most recently, 알렌 eBook was updated on October 6, 2026 and 국시실기타이머 on October 10, 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.*