# 시멘토 EBOOK vs 스마트출결앱

The clearest difference is in-app purchases: 스마트출결앱 at none against 시멘토 EBOOK's 1. 스마트출결앱 also leads on update cadence (every 6 days vs every 3 weeks). 시멘토 EBOOK's advantage is iOS requirement (8.0 vs 12.4). On price, ads and device support there is nothing between them.

Both are free to download. 시멘토 EBOOK sells 1 one-off in-app purchase. 스마트출결앱 asks for nothing beyond the download.

시멘토 EBOOK ships an update every 3 weeks, 스마트출결앱 every 6 days. The most recent releases landed on October 29, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | 시멘토 EBOOK | 스마트출결앱 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 6 days** |
| Size | 51 MB | 12 MB |
| Requires iOS | **8.0** | 12.4 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SYMENTOR](https://appshunter.io/developer/1074600434) | [JUEUN EDU](https://appshunter.io/developer/1631106152) |

## What reviewers say

### 시멘토 EBOOK

[App page](https://appshunter.io/ios/app/ebook/id1213635226)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 시멘토 eBook 평생 이용권 | $449.99 | one-time |


### 스마트출결앱

[App page](https://appshunter.io/ios/app/id1634985902)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 시멘토 EBOOK free?

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

### Is 스마트출결앱 free?

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

### Do 시멘토 EBOOK or 스마트출결앱 have ads?

Neither 시멘토 EBOOK nor 스마트출결앱 shows ads.

### Which is updated more often, 시멘토 EBOOK or 스마트출결앱?

시멘토 EBOOK ships an update every 3 weeks, and 스마트출결앱 every 6 days. Most recently, 시멘토 EBOOK was updated on October 29, 2026 and 스마트출결앱 on October 27, 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.*