# 레슨북 출결 vs 과외로그

The clearest difference is update cadence: 과외로그 at every 4 months against 레슨북 출결's every 71 months. 레슨북 출결's advantage is iOS requirement (13.0 vs 15.0). 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.

레슨북 출결 ships an update every 71 months, 과외로그 every 4 months. The most recent releases landed on October 14, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | 레슨북 출결 | 과외로그 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 71 months | **Every 4 months** |
| Size | 1 MB | 25 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [제이쓰리랩(주)](https://appshunter.io/developer/1780749019) | [HaEun Kim](https://appshunter.io/developer/1711313351) |

## What reviewers say

### 레슨북 출결

[App page](https://appshunter.io/ios/app/id1507079722)

**In-app purchases:** none


### 과외로그

[App page](https://appshunter.io/ios/app/id6470282118)

**In-app purchases:** none


## Frequently asked questions

### Is 레슨북 출결 free?

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

### Is 과외로그 free?

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

### Do 레슨북 출결 or 과외로그 have ads?

Neither 레슨북 출결 nor 과외로그 shows ads.

### Which is updated more often, 레슨북 출결 or 과외로그?

레슨북 출결 ships an update every 71 months, and 과외로그 every 4 months. Most recently, 레슨북 출결 was updated on October 14, 2026 and 과외로그 on October 19, 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.*