# 颜色转换：RGB转换、颜色提取、常用颜色 vs HUJ禾优健

The clearest difference is ads: HUJ禾优健 at none against 颜色转换：RGB转换、颜色提取、常用颜色's shown. HUJ禾优健 also leads on iOS requirement (12.0 vs 15.6). 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.

## The numbers

| Metric | 颜色转换：RGB转换、颜色提取、常用颜色 | HUJ禾优健 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | — | Every 9 days |
| Size | 15 MB | 70 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Shenzhen Duoxiang Technology Co., Ltd](https://appshunter.io/developer/1534573413) | [琼海生命绿洲生物科技有限公司](https://appshunter.io/developer/1883627682) |

## What reviewers say

### 颜色转换：RGB转换、颜色提取、常用颜色

[App page](https://appshunter.io/ios/app/rgb/id6746708356)

**Features:** macOS Compatibility

**In-app purchases:** none


### HUJ禾优健

[App page](https://appshunter.io/ios/app/huj/id6760283354)

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

**In-app purchases:** none


## Frequently asked questions

### Is 颜色转换：RGB转换、颜色提取、常用颜色 free?

颜色转换：RGB转换、颜色提取、常用颜色 is free to download, with no in-app purchases.

### Is HUJ禾优健 free?

HUJ禾优健 is free to download, with no in-app purchases.

### Do 颜色转换：RGB转换、颜色提取、常用颜色 or HUJ禾优健 have ads?

颜色转换：RGB转换、颜色提取、常用颜色 shows ads; HUJ禾优健 does not.

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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.*