# Z vs GPS Elevation

The clearest difference is in-app purchases: Z at none against GPS Elevation's 6. Z also leads on iOS requirement (11.0 vs 15.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. GPS Elevation sells 6 in-app purchases, starting at $4.99 per month. Z asks for nothing beyond the download.

Z ships an update every 6 weeks, GPS Elevation monthly. The most recent releases landed on October 2, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Z | GPS Elevation |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.5 (2 ratings)](https://appshunter.io/ios/app/gps-elevation/id6446495926/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Monthly** |
| Monetization | — | Freemium |
| Size | 10 MB | 24 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Zunibal S.L.](https://appshunter.io/developer/1437363194) | [Yaroslav Babenko](https://appshunter.io/developer/814545711) |

## What reviewers say

### Z

[App page](https://appshunter.io/ios/app/z-sos/id1457194854)

**Features:** macOS Compatibility

**In-app purchases:** none


### GPS Elevation

[App page](https://appshunter.io/ios/app/gps-elevation/id6446495926)

This navigation app provides hikers and explorers with precise altitude, GPS coordinates, and barometric pressure data. It also calculates water boiling points based on elevation, enhancing outdoor safety and preparedness.

**Highlights:** Precise altitude data, GPS coordinates, Barometric pressure readings, Water boiling point calculations, Multiple unit options

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| GPS Altitude Pro | $4.99 | per month |
| GPS Altitude Pro | $29.99 | per year |
| GPS Altitude Pro | $2.49 | one-time |
| GPS Altitude | $4.99 | one-time |
| GPS Altitude | $9.99 | one-time |
| GPS Altitude Pro | $49.99 | one-time |


## Frequently asked questions

### Is Z free?

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

### Is GPS Elevation free?

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

### Do Z or GPS Elevation have ads?

Neither Z nor GPS Elevation shows ads.

### Which is updated more often, Z or GPS Elevation?

Z ships an update every 6 weeks, and GPS Elevation monthly. Most recently, Z was updated on October 2, 2026 and GPS Elevation on October 14, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*