# Altimeter GPS Barometer vs Arrow Track

The clearest difference is in-app purchases: Arrow Track at none against Altimeter GPS Barometer's 3. Arrow Track also leads on iOS requirement (12.0 vs 16.0). On price there is nothing between them.

Both are free to download. Altimeter GPS Barometer sells 3 one-off in-app purchases. Arrow Track asks for nothing beyond the download.

## The numbers

| Metric | Altimeter GPS Barometer | Arrow Track |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | — |
| Update frequency | Every 3 days | — |
| Size | 41 MB | 58 MB |
| Requires iOS | 16.0 | **12.0** |
| Devices | **iPhone** | — |
| Age rating | 4+ | 4+ |
| Developer | [静华 黄](https://appshunter.io/developer/1501801862) | [Imran Junnaid](https://appshunter.io/developer/1383411288) |

## What reviewers say

### Altimeter GPS Barometer

[App page](https://appshunter.io/ios/app/altimeter-gps-barometer/id6475106813)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |
| Forever Unlock Compass(Magic) | $0.99 | one-time |
| Forever Unlock Compass(Simple) | $1.99 | one-time |


### Arrow Track

[App page](https://appshunter.io/ios/app/arrow-track/id6504142773)

**In-app purchases:** none


## Frequently asked questions

### Is Altimeter GPS Barometer free?

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

### Is Arrow Track free?

Arrow Track is free to download, with no in-app purchases.

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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.*