# Barometer for Watch vs Professional Barometer

The clearest difference is ads: Barometer for Watch at none against Professional Barometer's shown. Barometer for Watch also leads on update cadence (every 4 months vs every 42 months) and review sentiment (64% vs 45%). Professional Barometer's advantage is monetization model (ad-supported vs free with in-app purchases) and iOS requirement (17.0 vs 26.0). On price, rating, in-app purchases and device support there is nothing between them.

Both are free to download. Barometer for Watch sells 4 one-off in-app purchases and Professional Barometer sells 3 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.2 for Barometer for Watch against 4.1 for Professional Barometer. Both are backed by a comparable volume of ratings — 48 and 16 respectively. Written reviews are what separate them: 64% of Barometer for Watch's written reviews are positive against 45% of Professional Barometer's.

Barometer for Watch ships an update every 4 months, Professional Barometer every 42 months. Both last shipped on October 24, 2026.

## The numbers

| Metric | Barometer for Watch | Professional Barometer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (48 ratings)](https://appshunter.io/ios/app/barometer-for-watch/id1448485995/reviews)** | [4.1 (16 ratings)](https://appshunter.io/ios/app/professional-barometer/id1488299474/reviews) |
| Number of ratings | **48** | 16 |
| Positive reviews | **63.9% of reviews** | 45.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 4 months** | Every 42 months |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 8 MB | 29 MB |
| Requires iOS | 26.0 | **17.0** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Bangyan Chu](https://appshunter.io/developer/1448485994) | [FFZ srl](https://appshunter.io/developer/533499912) |

## What reviewers say

### Barometer for Watch

[App page](https://appshunter.io/ios/app/barometer-for-watch/id1448485995)

This application displays atmospheric pressure, sea level pressure, and altitude using your device's built-in sensors. It also calculates the boiling point of water based on current pressure. The companion watch app includes customizable complications.

**Highlights:** Atmospheric pressure reading, Sea level pressure, Altitude measurement, Latitude and longitude, Boiling point calculation, Watch complications

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tips for coffee | $1.99 | one-time |
| Tips for Ice Cream | $2.99 | one-time |
| Tips for Pizza | $4.99 | one-time |
| Generous Tips | $10.99 | one-time |


### Professional Barometer

[App page](https://appshunter.io/ios/app/professional-barometer/id1488299474)

This app provides real-time atmospheric pressure trends to forecast weather changes. It offers precise readings using device sensors and remote weather stations, displaying forecasts, temperature, and humidity. Users can also capture and share photos with superimposed weather data.

**Highlights:** Real-time atmospheric pressure trends, Weather forecasting, Multi-sensor data (device, GPS, remote), Analogue dial display, Temperature and humidity display, Photo capture with weather data overlay, Social media sharing

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium 1 Month | $1.99 | per month |
| Premium 6 Months | $6.99 | per 6 months |
| Premium 1 Year | $11.99 | per year |


## Frequently asked questions

### Is Barometer for Watch free?

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

### Is Professional Barometer free?

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

### Which has better reviews, Barometer for Watch or Professional Barometer?

Barometer for Watch is rated higher. Barometer for Watch averages 4.2 out of 5 from 48 ratings, while Professional Barometer averages 4.1 from 16 ratings.

### Do Barometer for Watch or Professional Barometer have ads?

Professional Barometer shows ads; Barometer for Watch does not.

### Which is updated more often, Barometer for Watch or Professional Barometer?

Barometer for Watch ships an update every 4 months, and Professional Barometer every 42 months. Most recently, Barometer for Watch was updated on October 24, 2026 and Professional Barometer on October 24, 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.*