# 合康成 vs 三雄极光Pak

The clearest difference is ads: 合康成 at none against 三雄极光Pak's shown. 三雄极光Pak's advantage is update cadence (every 6 months vs every 49 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

合康成 ships an update every 49 months, 三雄极光Pak every 6 months. The most recent releases landed on October 1, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | 合康成 | 三雄极光Pak |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 49 months | **Every 6 months** |
| Size | 204 MB | 82 MB |
| Requires iOS | 9.0 | 9.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Guangzhou Kang Cheng Food Co., Ltd.](https://appshunter.io/developer/1359667992) | [广东三雄极光照明股份有限公司](https://appshunter.io/developer/989675146) |

## What reviewers say

### 合康成

[App page](https://appshunter.io/ios/app/id1359667993)

**Features:** macOS Compatibility

**In-app purchases:** none


### 三雄极光Pak

[App page](https://appshunter.io/ios/app/pak/id1493345431)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 合康成 free?

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

### Is 三雄极光Pak free?

三雄极光Pak is free to download, with no in-app purchases.

### Do 合康成 or 三雄极光Pak have ads?

三雄极光Pak shows ads; 合康成 does not.

### Which is updated more often, 合康成 or 三雄极光Pak?

合康成 ships an update every 49 months, and 三雄极光Pak every 6 months. Most recently, 合康成 was updated on October 1, 2026 and 三雄极光Pak on October 25, 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.*