# Altimeter (Barometer) vs Flight & Train Claim

The clearest difference is device support: Altimeter (Barometer) at 4 against Flight & Train Claim's 2. Altimeter (Barometer) also leads on iOS requirement (12.0 vs 16.0). Flight & Train Claim's advantage is price ($0.99 vs $1.99). On update cadence, ads and in-app purchases there is nothing between them.

Altimeter (Barometer) costs $1.99 and Flight & Train Claim $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 5 months. The most recent releases landed on November 6, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Altimeter (Barometer) | Flight & Train Claim |
| --- | --- | --- |
| Price | $1.99 | **$0.99** |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | Every 5 months |
| Monetization | Paid | — |
| Size | 4 MB | 3 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Piet Jonas](https://appshunter.io/developer/288060167) | [Jose Hidalgo Romero](https://appshunter.io/developer/507978750) |

## What reviewers say

### Altimeter (Barometer)

[App page](https://appshunter.io/ios/app/altimeter-barometer/id1117422032)

This tool measures your current elevation using GPS or your device's barometer. It offers precise altitude readings, even indoors, and allows you to set a base altitude for tracking elevation changes during activities like hiking. Calibration options ensure ongoing accuracy.

**Highlights:** GPS and barometer altitude, Set base altitude for difference tracking, Barometer calibration, GPS calibration, Metric/imperial unit switching, Apple Watch app support

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

**In-app purchases:** none


### Flight & Train Claim

[App page](https://appshunter.io/ios/app/flight-and-train-claim/id6748158725)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Altimeter (Barometer) free?

Altimeter (Barometer) costs $1.99, with no in-app purchases.

### Is Flight & Train Claim free?

Flight & Train Claim costs $0.99, with no in-app purchases.

### Do Altimeter (Barometer) or Flight & Train Claim have ads?

Neither Altimeter (Barometer) nor Flight & Train Claim shows ads.

### Which is updated more often, Altimeter (Barometer) or Flight & Train Claim?

Altimeter (Barometer) ships an update every 5 months, and Flight & Train Claim every 5 months. Most recently, Altimeter (Barometer) was updated on November 6, 2026 and Flight & Train Claim on October 30, 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.*