# My Altimeter GPS Altitude Map vs Zero Meter

The clearest difference is in-app purchases: Zero Meter at none against My Altimeter GPS Altitude Map's 5. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. My Altimeter GPS Altitude Map sells 5 in-app purchases, starting at $12.99 per 7 days. Zero Meter asks for nothing beyond the download.

## The numbers

| Metric | My Altimeter GPS Altitude Map | Zero Meter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (7 ratings)](https://appshunter.io/ios/app/my-altimeter-gps-altitude-map/id6738959124/reviews)** | — |
| Number of ratings | **7** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | — |
| Monetization | Free with in-app purchases | — |
| Size | 61 MB | 2 MB |
| Requires iOS | **15.1** | 16 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Savelii Stepura](https://appshunter.io/developer/1687878567) | [辉 吴](https://appshunter.io/developer/1893273006) |

## What reviewers say

### My Altimeter GPS Altitude Map

[App page](https://appshunter.io/ios/app/my-altimeter-gps-altitude-map/id6738959124)

This app uses GPS and device sensors to provide detailed location data, including altitude, atmospheric pressure, and water boiling point. It allows users to capture and stamp photos with location details and offers offline functionality. An optional purchase removes ads and supports development.

**Highlights:** Precise GPS coordinates (latitude, longitude), Altitude measurement (sea level), Atmospheric pressure readings, Water boiling point calculation, Offline functionality, Annotated photo capture

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Barometer Subscription | $12.99 | per 7 days |
| Weekly Altitude Subscription | $12.99 | per 7 days |
| Weekly Altitude Subscription | $12.99 | per 7 days |
| Monthly Altitude Subscription | $19.99 | per month |
| Annual Altitude Subscription | $69.99 | per year |


### Zero Meter

[App page](https://appshunter.io/ios/app/zero-meter/id6772456073)

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

**In-app purchases:** none


## Frequently asked questions

### Is My Altimeter GPS Altitude Map free?

My Altimeter GPS Altitude Map is free to download, with in-app purchases available.

### Is Zero Meter free?

Zero Meter is free to download, with no in-app purchases.

### Do My Altimeter GPS Altitude Map or Zero Meter have ads?

Neither My Altimeter GPS Altitude Map nor Zero Meter shows ads.

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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.*