# 气压计 vs Altimeter

The clearest difference is review sentiment: 气压计 at 100% against Altimeter's 0%. 气压计 also leads on monetization model (free vs freemium) and iOS requirement (12.0 vs 15.0). Altimeter's advantage is update cadence (every 3 weeks vs every 8 months). 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.

气压计 ships an update every 8 months, Altimeter every 3 weeks. The most recent releases landed on November 2, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | 气压计 | Altimeter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (3 ratings)](https://appshunter.io/ios/app/id1042229073/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 3 weeks** |
| Monetization | **Free** | Freemium |
| Size | 44 MB | 29 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [立乾 董](https://appshunter.io/developer/963104158) | [峰 蔺](https://appshunter.io/developer/1638851480) |

## What reviewers say

### 气压计

[App page](https://appshunter.io/ios/app/id1042229073)

This app uses your phone's built-in barometer to provide highly accurate atmospheric pressure readings. It also offers GPS location data and customizable backgrounds, with options to share your readings with friends.

**Highlights:** Accurate barometric pressure measurement, GPS latitude and longitude lookup, Six beautiful background themes, Share readings to social media

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

**In-app purchases:** none


### Altimeter

[App page](https://appshunter.io/ios/app/altimeter-altitude-elevation/id6788599346)

Track your altitude and location in real-time using GPS and barometric sensors. Record your journeys, analyze elevation trends with charts, and share your altitude milestones with custom data cards.

**Highlights:** Real-time elevation display, Precise location information, Built-in high-precision compass, Track recording and map playback, Elevation history and trend charts, Check-in photos with watermarks, Altitude sharing cards

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

**In-app purchases:** none


## Frequently asked questions

### Is 气压计 free?

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

### Is Altimeter free?

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

### Do 气压计 or Altimeter have ads?

Neither 气压计 nor Altimeter shows ads.

### Which is updated more often, 气压计 or Altimeter?

气压计 ships an update every 8 months, and Altimeter every 3 weeks. Most recently, 气压计 was updated on November 2, 2026 and Altimeter on October 31, 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.*