# Barometer plus Altimeter vs Barometer for Watch

The clearest difference is review sentiment: Barometer for Watch at 64% against Barometer plus Altimeter's 14%. Barometer for Watch also leads on rating (4.2 vs 2.7) and ratings volume (47 vs 3). Barometer plus Altimeter's advantage is update cadence (every 2 weeks vs every 4 months) and iOS requirement (8.0 vs 26.0). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Barometer plus Altimeter sells 1 one-off in-app purchase and Barometer for Watch sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Barometer for Watch holds the better App Store score, 4.2 against 2.7. That said, the two scores are not equally well evidenced: Barometer for Watch has 47 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 14% of Barometer plus Altimeter's written reviews are positive against 64% of Barometer for Watch's.

Barometer plus Altimeter ships an update every 2 weeks, Barometer for Watch every 4 months. The most recent releases landed on October 20, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Barometer plus Altimeter | Barometer for Watch |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.7 (3 ratings)](https://appshunter.io/ios/app/barometer-plus-altimeter/id947902790/reviews) | **[4.2 (47 ratings)](https://appshunter.io/ios/app/barometer-for-watch/id1448485995/reviews)** |
| Number of ratings | 3 | **47** |
| Positive reviews | 14.3% of reviews | **63.9% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 4 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 61 MB | 8 MB |
| Requires iOS | **8.0** | 26.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [AFS Software](https://appshunter.io/developer/589381819) | [Bangyan Chu](https://appshunter.io/developer/1448485994) |

## 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 |


### 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 |


## Frequently asked questions

### Is Barometer plus Altimeter free?

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

### Is Barometer for Watch free?

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

### Which has better reviews, Barometer plus Altimeter or Barometer for Watch?

Barometer for Watch is rated higher. Barometer plus Altimeter averages 2.7 out of 5 from 3 ratings, while Barometer for Watch averages 4.2 from 47 ratings.

### Do Barometer plus Altimeter or Barometer for Watch have ads?

Neither Barometer plus Altimeter nor Barometer for Watch shows ads.

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

Barometer plus Altimeter ships an update every 2 weeks, and Barometer for Watch every 4 months. Most recently, Barometer plus Altimeter was updated on October 20, 2026 and Barometer for Watch on October 18, 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.*