# 青石云 vs RunCam Fly

The clearest difference is update cadence: RunCam Fly at every 4 days against 青石云's every 3 weeks. 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.

青石云 ships an update every 3 weeks, RunCam Fly every 4 days. The most recent releases landed on September 20, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | 青石云 | RunCam Fly |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 4 days** |
| Size | 97 MB | 35 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 17+ | 4+ |
| Developer | [上海阅目环境科技有限公司](https://appshunter.io/developer/1542291892) | [RunCam](https://appshunter.io/developer/1805716535) |

## What reviewers say

### 青石云

[App page](https://appshunter.io/ios/app/id6475382877)

**Features:** macOS Compatibility

**In-app purchases:** none


### RunCam Fly

[App page](https://appshunter.io/ios/app/runcam-fly/id6744043570)

**In-app purchases:** none


## Frequently asked questions

### Is 青石云 free?

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

### Is RunCam Fly free?

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

### Do 青石云 or RunCam Fly have ads?

Neither 青石云 nor RunCam Fly shows ads.

### Which is updated more often, 青石云 or RunCam Fly?

青石云 ships an update every 3 weeks, and RunCam Fly every 4 days. Most recently, 青石云 was updated on September 20, 2026 and RunCam Fly on October 10, 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.*