# 卡博士 vs 观云CloudObserver

The clearest difference is rating: 观云CloudObserver at 5.0 against 卡博士's 1.0. 观云CloudObserver also leads on ads (none vs shown). 卡博士's advantage is iOS requirement (15.6 vs 26.2). On price, ratings volume, 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.

观云CloudObserver holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

## The numbers

| Metric | 卡博士 | 观云CloudObserver |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (2 ratings)](https://appshunter.io/ios/app/id6757533611/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/cloudobserver/id6797248046/reviews)** |
| Number of ratings | **2** | 1 |
| Positive reviews | 5.4% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Monthly | — |
| Monetization | — | Free |
| Size | 130 MB | 6 MB |
| Requires iOS | **15.6** | 26.2 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [海口天下知数字科技有限公司](https://appshunter.io/developer/1867479948) | [正兵 许](https://appshunter.io/developer/1512392584) |

## What reviewers say

### 卡博士

[App page](https://appshunter.io/ios/app/id6757533611)

**In-app purchases:** none


### 观云CloudObserver

[App page](https://appshunter.io/ios/app/cloudobserver/id6797248046)

Record and explore the sky with this cloud observation app. Log cloud photos, weather, locations, and notes to build your personal sky journal. Enjoy a clean interface and offline access to core features.

**Highlights:** Record cloud photos and observations, Log weather, location, and notes, Build a personal sky journal, Clean and comfortable interface, Local data storage, Offline access to core features

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

**In-app purchases:** none


## Frequently asked questions

### Is 卡博士 free?

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

### Is 观云CloudObserver free?

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

### Which has better reviews, 卡博士 or 观云CloudObserver?

观云CloudObserver is rated higher. 卡博士 averages 1.0 out of 5 from 2 ratings, while 观云CloudObserver averages 5.0 from 1 ratings.

### Do 卡博士 or 观云CloudObserver have ads?

卡博士 shows ads; 观云CloudObserver 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.*