# 中国联通 vs 气压计

The clearest difference is rating: 中国联通 at 2.5 against 气压计's 1.0. 中国联通 also leads on in-app purchases (none vs 4) and ads (none vs shown). On price, update cadence and device support there is nothing between them.

Both are free to download. 气压计 sells 4 in-app purchases, starting at $0.99 per 7 days. 中国联通 asks for nothing beyond the download.

中国联通 holds the better App Store score, 2.5 against 1.0. That said, the two scores are not equally well evidenced: 中国联通 has 1.3K ratings behind it against 1, so its average is the more settled of the two.

中国联通 ships an update every 3 weeks, 气压计 every 2 weeks. The most recent releases landed on October 28, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | 中国联通 | 气压计 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.5 (1.3K ratings)](https://appshunter.io/ios/app/id416457422/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/id6737332402/reviews) |
| Number of ratings | **1.3K** | 1 |
| Positive reviews | 37.1% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 333 MB | 15 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [China United Network Communications Corporation Limited](https://appshunter.io/developer/674392285) | [英男 王](https://appshunter.io/developer/1773342371) |

## What reviewers say

### 中国联通

[App page](https://appshunter.io/ios/app/id416457422)

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Convenient app
- 🚀 Fast and responsive
- 💡 Comprehensive functionality

**What reviewers complain about**

- 🐛 Frequent crashes
- 🔋 High battery consumption
- 📢 Too many ads and promotions
- 🤯 Confusing and cluttered UI
- 🔒 Privacy concerns

**Reported bugs**

- Login issues and authentication problems
- Compatibility problems with newer OS versions
- Inconsistent performance across devices

**Requested features**

- Add English language support
- Improve search and navigation
- Provide more detailed account information
- Implement dark mode option


### 气压计

[App page](https://appshunter.io/ios/app/id6737332402)

This app uses your phone's sensors to provide accurate real-time measurements of atmospheric pressure and altitude. It's useful for outdoor activities, weather prediction, and health monitoring.

**Highlights:** Real-time pressure data, High-accuracy altitude calculation, Automatic altitude updates, Manual altitude calibration, Weather prediction insights, Health monitoring support

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 周订阅 | $0.99 | per 7 days |
| 月会员1 | $0.99 | per month |
| 3个月会员1 | $1.99 | per 3 months |
| 年会员1 | $3.99 | per year |


## Frequently asked questions

### Is 中国联通 free?

中国联通 is free to download, with no in-app purchases.

### Is 气压计 free?

气压计 is free to download, with in-app purchases available.

### Which has better reviews, 中国联通 or 气压计?

中国联通 is rated higher. 中国联通 averages 2.5 out of 5 from 1.3K ratings, while 气压计 averages 1.0 from 1 ratings.

### Do 中国联通 or 气压计 have ads?

气压计 shows ads; 中国联通 does not.

### Which is updated more often, 中国联通 or 气压计?

中国联通 ships an update every 3 weeks, and 气压计 every 2 weeks. Most recently, 中国联通 was updated on October 28, 2026 and 气压计 on October 11, 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.*