# Barometer & Altimeter vs Pressure

The clearest difference is rating: Pressure at 5.0 against Barometer & Altimeter's 2.6. Pressure also leads on iOS requirement (9.1 vs 16.0). Barometer & Altimeter's advantage is ratings volume (28 vs 3). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Pressure holds the better App Store score, 5.0 against 2.6. That said, the two scores are not equally well evidenced: Barometer & Altimeter has 28 ratings behind it against 3, so its average is the more settled of the two.

Barometer & Altimeter ships an update every 3 weeks, Pressure monthly. The most recent releases landed on October 24, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | Barometer & Altimeter | Pressure |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.6 (28 ratings)](https://appshunter.io/ios/app/barometer-and-altimeter-howhigh/id921339656/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/pressure/id1001167640/reviews)** |
| Number of ratings | **28** | 3 |
| Positive reviews | 57.1% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Monthly |
| Monetization | Free | Free |
| Size | 9 MB | 1 MB |
| Requires iOS | 16.0 | **9.1** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Thirty Seven Inc.](https://appshunter.io/developer/554594255) | [iOS Development Team HS Trier](https://appshunter.io/developer/904567516) |

## What reviewers say

### Barometer & Altimeter

[App page](https://appshunter.io/ios/app/barometer-and-altimeter-howhigh/id921339656)

This app provides precise barometer and altimeter readings with live data, session recording, and historical analysis. It features automatic device calibration and supports various Apple devices and accessibility features.

**Highlights:** Dual barometer and altimeter dashboards, Real-time pressure and elevation readings, Session recording with rich datasets, Interactive Swift Charts for analysis, Automatic device calibration, Optional WeatherKit sea-level calibration

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


### Pressure

[App page](https://appshunter.io/ios/app/pressure/id1001167640)

This utility app allows users to read the built-in pressure sensor data from specific iPhone models. It displays pressure readings in various units, selectable through a picker view.

**Highlights:** Read built-in pressure sensor, Display pressure in multiple units, Unit selection via picker view, iPhone 6 and 6 Plus compatibility

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Barometer & Altimeter free?

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

### Is Pressure free?

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

### Which has better reviews, Barometer & Altimeter or Pressure?

Pressure is rated higher. Barometer & Altimeter averages 2.6 out of 5 from 28 ratings, while Pressure averages 5.0 from 3 ratings.

### Do Barometer & Altimeter or Pressure have ads?

Neither Barometer & Altimeter nor Pressure shows ads.

### Which is updated more often, Barometer & Altimeter or Pressure?

Barometer & Altimeter ships an update every 3 weeks, and Pressure monthly. Most recently, Barometer & Altimeter was updated on October 24, 2026 and Pressure on October 26, 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.*