# GPS Tracker Tool vs Altimeter GPS Barometer

The clearest difference is price: Altimeter GPS Barometer at Free against GPS Tracker Tool's $6.99. Altimeter GPS Barometer also leads on update cadence (every 3 days vs every 5 weeks). GPS Tracker Tool's advantage is ads (none vs shown) and device support (4 vs 1). On in-app purchases there is nothing between them.

Altimeter GPS Barometer is free to download; GPS Tracker Tool costs $6.99 up front. GPS Tracker Tool sells 4 one-off in-app purchases and Altimeter GPS Barometer sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

GPS Tracker Tool ships an update every 5 weeks, Altimeter GPS Barometer every 3 days. The most recent releases landed on October 23, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | GPS Tracker Tool | Altimeter GPS Barometer |
| --- | --- | --- |
| Price | $6.99 | **Free** |
| Rating | **[4.5 (14 ratings)](https://appshunter.io/ios/app/gps-tracker-tool/id368238098/reviews)** | — |
| Number of ratings | **14** | — |
| Positive reviews | 79.8% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 5 weeks | **Every 3 days** |
| Monetization | Free with in-app purchases | — |
| Size | 8 MB | 41 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Michael Hoereth](https://appshunter.io/developer/368238101) | [静华 黄](https://appshunter.io/developer/1501801862) |

## What reviewers say

### GPS Tracker Tool

[App page](https://appshunter.io/ios/app/gps-tracker-tool/id368238098)

This tool provides remote control for dedicated hardware GPS trackers, drafting SMS commands and offering navigation assistance. It supports multiple trackers, geo-fencing, and reverse geocoding, with optional in-app purchases for live tracking features.

**Highlights:** Drafts SMS commands for trackers, Built-in compass for navigation, Cell triangulation fallback, Reverse geocoding, Manage multiple trackers, Visual geo-fence setup, Configurable unit system

**Features:** Apple Watch app

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| One Month | $1.99 | one-time |
| One Quarter | $4.99 | one-time |
| Half-Year | $8.99 | one-time |
| One Year | $15.99 | one-time |


### 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 |


## Frequently asked questions

### Is GPS Tracker Tool free?

GPS Tracker Tool costs $6.99, and also offers in-app purchases.

### Is Altimeter GPS Barometer free?

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

### Do GPS Tracker Tool or Altimeter GPS Barometer have ads?

Altimeter GPS Barometer shows ads; GPS Tracker Tool does not.

### Which is updated more often, GPS Tracker Tool or Altimeter GPS Barometer?

GPS Tracker Tool ships an update every 5 weeks, and Altimeter GPS Barometer every 3 days. Most recently, GPS Tracker Tool was updated on October 23, 2026 and Altimeter GPS Barometer on October 4, 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.*