# 气压计 vs 随身放大镜

The clearest difference is ads: 随身放大镜 at none against 气压计's shown. On price, update cadence, in-app purchases and monetization model 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 and 随身放大镜 sells 3 in-app purchases, starting at $6.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on October 11, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | 气压计 | 随身放大镜 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/id6737332402/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | — | 66.7% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 weeks | Every 2 weeks |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 15 MB | 45 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [英男 王](https://appshunter.io/developer/1773342371) | [Guangzhou Shuhong Network Technology Co., Ltd.](https://appshunter.io/developer/1811268526) |

## What reviewers say

### 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 |


### 随身放大镜

[App page](https://appshunter.io/ios/app/ai/id6796546510)

This utility app enhances your phone's camera with magnification, measurement tools, and AI object recognition. It also offers OCR, translation, and text-to-speech for easy information processing in daily life, study, and work.

**Highlights:** Real-time magnification with zoom and flash, Picture freezing and saving, Height, length, angle, and ruler measurements, AI object recognition and information retrieval, Image to text extraction (OCR), Text translation and朗读 (read aloud)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 随身放大镜 | $6.99 | per 7 days |
| 随身放大镜 | $12.99 | per month |
| 随身放大镜 | $24.99 | per year |


## Frequently asked questions

### Is 气压计 free?

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

### Is 随身放大镜 free?

随身放大镜 is free to download, with in-app purchases available.

### Do 气压计 or 随身放大镜 have ads?

气压计 shows ads; 随身放大镜 does not.

### Which is updated more often, 气压计 or 随身放大镜?

气压计 ships an update every 2 weeks, and 随身放大镜 every 2 weeks. Most recently, 气压计 was updated on October 11, 2026 and 随身放大镜 on October 9, 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.*