# C3 vs 昆交河管

The clearest difference is update cadence: 昆交河管 at weekly against C3's monthly. 昆交河管 also leads on iOS requirement (11.0 vs 13.0). On price, ads, 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.

C3 ships an update monthly, 昆交河管 weekly. The most recent releases landed on October 30, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | C3 | 昆交河管 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Weekly** |
| Size | 64 MB | 55 MB |
| Requires iOS | 13.0 | **11.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Shenzhen Dashi Iot Technology Co.,Ltd](https://appshunter.io/developer/1598852202) | [Jiangsu Hongli Intelligent Techn ology Co.,Ltd](https://appshunter.io/developer/1406229895) |

## What reviewers say

### C3

[App page](https://appshunter.io/ios/app/c3-plus/id1598852200)

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

**In-app purchases:** none


### 昆交河管

[App page](https://appshunter.io/ios/app/id6444395787)

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

**In-app purchases:** none


## Frequently asked questions

### Is C3 free?

C3 is free to download, with no in-app purchases.

### Is 昆交河管 free?

昆交河管 is free to download, with no in-app purchases.

### Do C3 or 昆交河管 have ads?

Neither C3 nor 昆交河管 shows ads.

### Which is updated more often, C3 or 昆交河管?

C3 ships an update monthly, and 昆交河管 weekly. Most recently, C3 was updated on October 30, 2026 and 昆交河管 on November 3, 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.*