# YCK vs Coatings Group

The clearest difference is device support: YCK at 3 against Coatings Group's 1. YCK also leads on iOS requirement (13.0 vs 16.0). 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.

Both ship on a similar rhythm, roughly weekly. The most recent releases landed on October 24, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | YCK | Coatings Group |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Weekly | Weekly |
| Size | 18 MB | 72 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Shanghai Yike Chemistry Technology Co., Ltd.](https://appshunter.io/developer/1706455369) | [Jublia](https://appshunter.io/developer/1022770764) |

## What reviewers say

### YCK

[App page](https://appshunter.io/ios/app/yck/id6465134654)

**Features:** macOS Compatibility

**In-app purchases:** none


### Coatings Group

[App page](https://appshunter.io/ios/app/coatings-group/id6759218841)

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

**In-app purchases:** none


## Frequently asked questions

### Is YCK free?

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

### Is Coatings Group free?

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

### Do YCK or Coatings Group have ads?

Neither YCK nor Coatings Group shows ads.

### Which is updated more often, YCK or Coatings Group?

YCK ships an update weekly, and Coatings Group weekly. Most recently, YCK was updated on October 24, 2026 and Coatings Group on October 21, 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.*