# Barometer plus Altimeter vs Professional Barometer

The clearest difference is rating: Professional Barometer at 4.3 against Barometer plus Altimeter's 2.7. Professional Barometer also leads on review sentiment (45% vs 14%) and monetization model (ad-supported vs free with in-app purchases). Barometer plus Altimeter's advantage is ads (none vs shown) and update cadence (every 2 weeks vs every 42 months). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Barometer plus Altimeter sells 1 one-off in-app purchase 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.

Professional Barometer holds the better App Store score, 4.3 against 2.7. Both are backed by a comparable volume of ratings — 3 and 13 respectively. Written reviews point the same way: 14% of Barometer plus Altimeter's written reviews are positive against 45% of Professional Barometer's.

Barometer plus Altimeter ships an update every 2 weeks, Professional Barometer every 42 months. The most recent releases landed on October 16, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Barometer plus Altimeter | Professional Barometer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.7 (3 ratings)](https://appshunter.io/ios/app/barometer-plus-altimeter/id947902790/reviews) | **[4.3 (13 ratings)](https://appshunter.io/ios/app/professional-barometer/id1488299474/reviews)** |
| Number of ratings | 3 | **13** |
| Positive reviews | 14.3% of reviews | **45.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 2 weeks** | Every 42 months |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 61 MB | 29 MB |
| Requires iOS | **8.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [AFS Software](https://appshunter.io/developer/589381819) | [FFZ srl](https://appshunter.io/developer/533499912) |

## What reviewers say

### Barometer plus Altimeter

[App page](https://appshunter.io/ios/app/barometer-plus-altimeter/id947902790)

This app uses your device's air pressure sensor to display current, maximum, and minimum barometric pressure. It can also function as an altimeter. Accuracy can be improved by moving the sensor.

**Highlights:** Displays current barometric pressure, Shows maximum and minimum pressure, Functions as an altimeter, Utilizes device's air pressure sensor, Accuracy enhancement option

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| iAd free | $0.99 | 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 plus Altimeter free?

Barometer plus Altimeter 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 plus Altimeter or Professional Barometer?

Professional Barometer is rated higher. Barometer plus Altimeter averages 2.7 out of 5 from 3 ratings, while Professional Barometer averages 4.3 from 13 ratings.

### Do Barometer plus Altimeter or Professional Barometer have ads?

Professional Barometer shows ads; Barometer plus Altimeter does not.

### Which is updated more often, Barometer plus Altimeter or Professional Barometer?

Barometer plus Altimeter ships an update every 2 weeks, and Professional Barometer every 42 months. Most recently, Barometer plus Altimeter was updated on October 16, 2026 and Professional Barometer on October 17, 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.*