# 冀云临漳 vs 中国碳素网

The clearest difference is in-app purchases: 冀云临漳 at none against 中国碳素网's 3. 中国碳素网's advantage is update cadence (every 3 months vs every 7 months) and iOS requirement (9.0 vs 12.0). On price, ads and device support there is nothing between them.

Both are free to download. 中国碳素网 sells 3 one-off in-app purchases. 冀云临漳 asks for nothing beyond the download.

冀云临漳 ships an update every 7 months, 中国碳素网 every 3 months. The most recent releases landed on October 25, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | 冀云临漳 | 中国碳素网 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 3 months** |
| Size | 202 MB | 27 MB |
| Requires iOS | 12.0 | **9.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Handan Radio and Television Media Co., Ltd.](https://appshunter.io/developer/1471956425) | [Shanxi Jiasheng Carbon Technology Co.,LTD.](https://appshunter.io/developer/1599457437) |

## What reviewers say

### 冀云临漳

[App page](https://appshunter.io/ios/app/id1489449792)

**Features:** macOS Compatibility

**In-app purchases:** none


### 中国碳素网

[App page](https://appshunter.io/ios/app/id1599457435)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 白金会员 | $139.99 | one-time |
| 钻石会员 | $299.99 | one-time |
| VIP会员 | $449.99 | one-time |


## Frequently asked questions

### Is 冀云临漳 free?

冀云临漳 is free to download, with no in-app purchases.

### Is 中国碳素网 free?

中国碳素网 is free to download, with in-app purchases available.

### Do 冀云临漳 or 中国碳素网 have ads?

Neither 冀云临漳 nor 中国碳素网 shows ads.

### Which is updated more often, 冀云临漳 or 中国碳素网?

冀云临漳 ships an update every 7 months, and 中国碳素网 every 3 months. Most recently, 冀云临漳 was updated on October 25, 2026 and 中国碳素网 on October 8, 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.*