# Barometer + Altimeter vs Barometer for Watch

The clearest difference is rating: Barometer for Watch at 4.2 against Barometer + Altimeter's 2.0. Barometer for Watch also leads on review sentiment (64% vs 30%) and ratings volume (47 vs 1). Barometer + Altimeter's advantage is in-app purchases (none vs 4) and update cadence (every 2 months vs every 4 months). On price, ads and device support there is nothing between them.

Both are free to download. Barometer for Watch sells 4 one-off in-app purchases. Barometer + Altimeter asks for nothing beyond the download.

Barometer for Watch holds the better App Store score, 4.2 against 2.0. That said, the two scores are not equally well evidenced: Barometer for Watch has 47 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 30% of Barometer + Altimeter's written reviews are positive against 64% of Barometer for Watch's.

Barometer + Altimeter ships an update every 2 months, Barometer for Watch every 4 months. The most recent releases landed on September 19, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Barometer + Altimeter | Barometer for Watch |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.0 (1 ratings)](https://appshunter.io/ios/app/barometer-plus-altimeter/id927397485/reviews) | **[4.2 (47 ratings)](https://appshunter.io/ios/app/barometer-for-watch/id1448485995/reviews)** |
| Number of ratings | 1 | **47** |
| Positive reviews | 30.0% of reviews | **63.9% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 4 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 4 MB | 8 MB |
| Requires iOS | **8.0** | 26.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Maxim Melikhov](https://appshunter.io/developer/351456149) | [Bangyan Chu](https://appshunter.io/developer/1448485994) |

## What reviewers say

### Barometer + Altimeter

[App page](https://appshunter.io/ios/app/barometer-plus-altimeter/id927397485)

This app provides accurate barometric pressure and altitude readings for your device. It's designed to work with specific iPhone and iPad models, offering a straightforward tool for weather enthusiasts and hikers.

**Highlights:** Barometric pressure readings, Altitude measurements, Supports iPhone 6 and 6+, Supports iPad Air 2 and mini 3, Free to download

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 + Altimeter free?

Barometer + Altimeter is free to download, with no in-app purchases.

### Is Barometer for Watch free?

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

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

Barometer for Watch is rated higher. Barometer + Altimeter averages 2.0 out of 5 from 1 ratings, while Barometer for Watch averages 4.2 from 47 ratings.

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

Neither Barometer + Altimeter nor Barometer for Watch shows ads.

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

Barometer + Altimeter ships an update every 2 months, and Barometer for Watch every 4 months. Most recently, Barometer + Altimeter was updated on September 19, 2026 and Barometer for Watch on September 23, 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.*