# Barometer & Altimeter vs FlightMentor

The clearest difference is in-app purchases: Barometer & Altimeter at none against FlightMentor's 4. Barometer & Altimeter also leads on iOS requirement (16.0 vs 26.2). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. FlightMentor sells 4 in-app purchases, starting at $0.99 per month. Barometer & Altimeter asks for nothing beyond the download.

Barometer & Altimeter ships an update every 3 weeks, FlightMentor every 11 days. The most recent releases landed on November 6, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Barometer & Altimeter | FlightMentor |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.6 (28 ratings)](https://appshunter.io/ios/app/barometer-and-altimeter-howhigh/id921339656/reviews)** | — |
| Number of ratings | **28** | — |
| Positive reviews | 57.1% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 11 days** |
| Monetization | Free | — |
| Size | 9 MB | 26 MB |
| Requires iOS | **16.0** | 26.2 |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Thirty Seven Inc.](https://appshunter.io/developer/554594255) | [Henry Philippe Leonard Pottkamper](https://appshunter.io/developer/1885662856) |

## What reviewers say

### Barometer & Altimeter

[App page](https://appshunter.io/ios/app/barometer-and-altimeter-howhigh/id921339656)

This app provides precise barometer and altimeter readings with live data, session recording, and historical analysis. It features automatic device calibration and supports various Apple devices and accessibility features.

**Highlights:** Dual barometer and altimeter dashboards, Real-time pressure and elevation readings, Session recording with rich datasets, Interactive Swift Charts for analysis, Automatic device calibration, Optional WeatherKit sea-level calibration

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

**In-app purchases:** none


### FlightMentor

[App page](https://appshunter.io/ios/app/flightmentor-vfr-copilot/id6760676684)

**Features:** macOS Compatibility, Apple Watch app

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pilot Pro | $0.99 | per month |
| Instructor Pro | $2.99 | per month |
| Pilot Pro | $3.99 | per year |
| Instructor Pro | $22.99 | per year |


## Frequently asked questions

### Is Barometer & Altimeter free?

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

### Is FlightMentor free?

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

### Do Barometer & Altimeter or FlightMentor have ads?

Neither Barometer & Altimeter nor FlightMentor shows ads.

### Which is updated more often, Barometer & Altimeter or FlightMentor?

Barometer & Altimeter ships an update every 3 weeks, and FlightMentor every 11 days. Most recently, Barometer & Altimeter was updated on November 6, 2026 and FlightMentor 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.*