# 클럭 vs 셀리온 스마트 AI

The clearest difference is iOS requirement: 클럭 at 13.0 against 셀리온 스마트 AI's 15.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

클럭 ships an update every 6 weeks, 셀리온 스마트 AI every 3 weeks. Both last shipped on October 30, 2026.

## The numbers

| Metric | 클럭 | 셀리온 스마트 AI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 3 weeks** |
| Size | 46 MB | 87 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Daily & Co](https://appshunter.io/developer/1586342011) | [에스피케어](https://appshunter.io/developer/1537929466) |

## What reviewers say

### 클럭

[App page](https://appshunter.io/ios/app/id6737225538)

**Features:** macOS Compatibility

**In-app purchases:** none


### 셀리온 스마트 AI

[App page](https://appshunter.io/ios/app/ai/id6755752417)

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

**In-app purchases:** none


## Frequently asked questions

### Is 클럭 free?

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

### Is 셀리온 스마트 AI free?

셀리온 스마트 AI is free to download, with no in-app purchases.

### Do 클럭 or 셀리온 스마트 AI have ads?

Neither 클럭 nor 셀리온 스마트 AI shows ads.

### Which is updated more often, 클럭 or 셀리온 스마트 AI?

클럭 ships an update every 6 weeks, and 셀리온 스마트 AI every 3 weeks. Most recently, 클럭 was updated on October 30, 2026 and 셀리온 스마트 AI on October 30, 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.*