# 레슨북 출결 vs OKO, 코치와 회원을 잇는 AI 코칭 앱

The clearest difference is update cadence: OKO, 코치와 회원을 잇는 AI 코칭 앱 at every 2 weeks against 레슨북 출결's every 71 months. 레슨북 출결's advantage is iOS requirement (13.0 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.

레슨북 출결 ships an update every 71 months, OKO, 코치와 회원을 잇는 AI 코칭 앱 every 2 weeks. The most recent releases landed on October 14, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | 레슨북 출결 | OKO, 코치와 회원을 잇는 AI 코칭 앱 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 75.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 71 months | **Every 2 weeks** |
| Monetization | — | Free |
| Size | 1 MB | 62 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [제이쓰리랩(주)](https://appshunter.io/developer/1780749019) | [무브히](https://appshunter.io/developer/6774064739) |

## What reviewers say

### 레슨북 출결

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

**In-app purchases:** none


### OKO, 코치와 회원을 잇는 AI 코칭 앱

[App page](https://appshunter.io/ios/app/oko-ai/id6774064737)

This app records coaching sessions and uses AI to analyze and summarize key feedback. It helps coaches deliver organized feedback and allows students to retain learning points. Manage all your lesson history and feedback in one place.

**Highlights:** Record coaching sessions, AI analysis and summarization, Organized feedback delivery, Manage member lesson history, Connect coaches and members, Track personal growth

**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 OKO, 코치와 회원을 잇는 AI 코칭 앱 free?

OKO, 코치와 회원을 잇는 AI 코칭 앱 is free to download, with no in-app purchases.

### Do 레슨북 출결 or OKO, 코치와 회원을 잇는 AI 코칭 앱 have ads?

Neither 레슨북 출결 nor OKO, 코치와 회원을 잇는 AI 코칭 앱 shows ads.

### Which is updated more often, 레슨북 출결 or OKO, 코치와 회원을 잇는 AI 코칭 앱?

레슨북 출결 ships an update every 71 months, and OKO, 코치와 회원을 잇는 AI 코칭 앱 every 2 weeks. Most recently, 레슨북 출결 was updated on October 14, 2026 and OKO, 코치와 회원을 잇는 AI 코칭 앱 on October 31, 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.*