# Barometer Plus vs Weather Alert

The clearest difference is in-app purchases: Weather Alert at none against Barometer Plus's 4. Weather Alert also leads on ads (none vs shown) and update cadence (every 9 days vs every 6 weeks). Barometer Plus's advantage is iOS requirement (13.0 vs 17.0). On price and device support there is nothing between them.

Both are free to download. Barometer Plus sells 4 one-off in-app purchases. Weather Alert asks for nothing beyond the download.

Barometer Plus ships an update every 6 weeks, Weather Alert every 9 days. Both last shipped on October 29, 2026.

## The numbers

| Metric | Barometer Plus | Weather Alert |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (420 ratings)](https://appshunter.io/ios/app/barometer-plus-altimeter/id1071044152/reviews)** | — |
| Number of ratings | **420** | — |
| Positive reviews | 63.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 6 weeks | **Every 9 days** |
| Monetization | Free with in-app purchases | — |
| Size | 40 MB | 4 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Ngo Na](https://appshunter.io/developer/1061345952) | [Jeff Artiss](https://appshunter.io/developer/6791699862) |

## What reviewers say

### Barometer Plus

[App page](https://appshunter.io/ios/app/barometer-plus-altimeter/id1071044152)

This app measures air pressure and altitude using your device's built-in sensor. It helps predict weather changes, monitor health impacts of pressure fluctuations, and optimize activities like fishing. Customize its appearance and receive notifications about significant pressure shifts.

**Highlights:** Barometer and altimeter with analog display, Temperature and humidity readings, Pressure and altitude unit conversion, GPS and airport data calibration, Relative altitude measurement, Pressure change notifications, History tracking and graph

**Features:** Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| No Ads, Widget and Export | $0.99 | one-time |
| Unlimited custom rules | $0.99 | one-time |
| Exact update interval | $1.99 | one-time |
| Platinum Edition | $3.99 | one-time |

**What reviewers like**

- 🚀 Accurate
- 👍 Easy to use
- 🔍 Helpful for tracking migraines/arthritis
- 💡 Customizable settings
- 🔍 Useful for weather/fishing/aviation

**What reviewers complain about**

- 🐛 Inaccurate readings
- 📺 Intrusive ads
- 🔒 Privacy concerns with fitness tracking
- 🔋 Drains battery
- 🤔 Confusing interface

**Reported bugs**

- Stops tracking pressure changes
- Incompatible with iOS 10 on iPads
- Freezes or crashes on launch

**Requested features**

- Pressure trend indicators
- Customizable graphs and data export
- Notifications for pressure changes
- Arthritis/migraine warning indicators


### Weather Alert

[App page](https://appshunter.io/ios/app/weather-alert/id6791699860)

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

**In-app purchases:** none


## Frequently asked questions

### Is Barometer Plus free?

Barometer Plus is free to download, with in-app purchases available.

### Is Weather Alert free?

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

### Do Barometer Plus or Weather Alert have ads?

Barometer Plus shows ads; Weather Alert does not.

### Which is updated more often, Barometer Plus or Weather Alert?

Barometer Plus ships an update every 6 weeks, and Weather Alert every 9 days. Most recently, Barometer Plus was updated on October 29, 2026 and Weather Alert on October 29, 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.*