# 셀로 vs LooKC

The clearest difference is iOS requirement: 셀로 at 12.2 against LooKC'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.

셀로 ships an update every 2 months, LooKC every 6 weeks. The most recent releases landed on October 26, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | 셀로 | LooKC |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 80.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 6 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 213 MB | 36 MB |
| Requires iOS | **12.2** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Sello Co.,Ltd.](https://appshunter.io/developer/1490985556) | [ICTCompliance.Co., Ltd.](https://appshunter.io/developer/1632344595) |

## What reviewers say

### 셀로

[App page](https://appshunter.io/ios/app/id1490985557)

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

**In-app purchases:** none


### LooKC

[App page](https://appshunter.io/ios/app/lookc-kc/id1632344593)

Simplify and streamline the KC certification process from your mobile device. Access all necessary information, perform detailed searches, and save favorite products for easy reference. Available 24/7 from anywhere in the world.

**Highlights:** 24/7 access to certification information, Easy keyword search for products, Detailed search with product specifications, Save favorite products, Streamlined KC certification process

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is 셀로 free?

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

### Is LooKC free?

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

### Do 셀로 or LooKC have ads?

Neither 셀로 nor LooKC shows ads.

### Which is updated more often, 셀로 or LooKC?

셀로 ships an update every 2 months, and LooKC every 6 weeks. Most recently, 셀로 was updated on October 26, 2026 and LooKC 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.*