# 레슨북 출결 vs LessonBridge

The clearest difference is ads: 레슨북 출결 at none against LessonBridge's shown. 레슨북 출결 also leads on iOS requirement (13.0 vs 16.6). LessonBridge's advantage is update cadence (every 10 days vs every 71 months). On price, 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, LessonBridge every 10 days. The most recent releases landed on October 14, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | 레슨북 출결 | LessonBridge |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 71 months | **Every 10 days** |
| Size | 1 MB | 27 MB |
| Requires iOS | **13.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [제이쓰리랩(주)](https://appshunter.io/developer/1780749019) | [Hyeoncheol Choi](https://appshunter.io/developer/1861293862) |

## What reviewers say

### 레슨북 출결

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

**In-app purchases:** none


### LessonBridge

[App page](https://appshunter.io/ios/app/lessonbridge/id6759235345)

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

**In-app purchases:** none


## Frequently asked questions

### Is 레슨북 출결 free?

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

### Is LessonBridge free?

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

### Do 레슨북 출결 or LessonBridge have ads?

LessonBridge shows ads; 레슨북 출결 does not.

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

레슨북 출결 ships an update every 71 months, and LessonBridge every 10 days. Most recently, 레슨북 출결 was updated on October 14, 2026 and LessonBridge on October 15, 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.*