# Professional Barometer vs Pascal Barometer

The clearest difference is ads: Pascal Barometer at none against Professional Barometer's shown. Pascal Barometer also leads on update cadence (every 6 days vs every 42 months). Professional Barometer's advantage is review sentiment (45% vs 25%) and monetization model (ad-supported vs free with in-app purchases). On price, rating, in-app purchases and device support there is nothing between them.

Both are free to download. Professional Barometer sells 3 in-app purchases, starting at $1.99 per month and Pascal Barometer sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Professional Barometer holds the better App Store score, 4.2 against 4.0. That said, the two scores are not equally well evidenced: Professional Barometer has 17 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 45% of Professional Barometer's written reviews are positive against 25% of Pascal Barometer's.

Professional Barometer ships an update every 42 months, Pascal Barometer every 6 days. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Professional Barometer | Pascal Barometer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (17 ratings)](https://appshunter.io/ios/app/professional-barometer/id1488299474/reviews)** | [4.0 (3 ratings)](https://appshunter.io/ios/app/pascal-barometer/id6759335896/reviews) |
| Number of ratings | **17** | 3 |
| Positive reviews | **45.0% of reviews** | 25.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 42 months | **Every 6 days** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 29 MB | 4 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone, iPad | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [FFZ srl](https://appshunter.io/developer/533499912) | [CHRISTOPHER JOHN DILLON](https://appshunter.io/developer/1878132185) |

## What reviewers say

### 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 |


### Pascal Barometer

[App page](https://appshunter.io/ios/app/pascal-barometer/id6759335896)

Monitor atmospheric pressure and receive weather predictions using your device's built-in barometer. Get storm alerts and track trends with on-device forecasting. Features include Lock Screen Live Activities and Apple Watch complications.

**Highlights:** Real-time pressure monitoring, On-device weather forecasting, Storm alerts, Live Activities, Flight mode tracking, Widgets and complications

**Features:** Apple Watch app, iPhone Duo support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Widgets | $3.99 | one-time |


## Frequently asked questions

### Is Professional Barometer free?

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

### Is Pascal Barometer free?

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

### Which has better reviews, Professional Barometer or Pascal Barometer?

Professional Barometer is rated higher. Professional Barometer averages 4.2 out of 5 from 17 ratings, while Pascal Barometer averages 4.0 from 3 ratings.

### Do Professional Barometer or Pascal Barometer have ads?

Professional Barometer shows ads; Pascal Barometer does not.

### Which is updated more often, Professional Barometer or Pascal Barometer?

Professional Barometer ships an update every 42 months, and Pascal Barometer every 6 days. Most recently, Professional Barometer was updated on November 3, 2026 and Pascal Barometer 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.*