# Geoid Altimeter vs GPScope

The clearest difference is in-app purchases: GPScope at none against Geoid Altimeter's 4. Geoid Altimeter's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 17.0). On price, update cadence and ads there is nothing between them.

Both are free to download. Geoid Altimeter sells 4 in-app purchases, starting at $14.99 per month. GPScope asks for nothing beyond the download.

Both ship on a similar rhythm, roughly weekly. The most recent releases landed on September 29, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Geoid Altimeter | GPScope |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Weekly | Weekly |
| Size | 65 MB | 6 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [QAEE CONPUUTENG](https://appshunter.io/developer/1853582855) | [盛 罗](https://appshunter.io/developer/6803933192) |

## What reviewers say

### Geoid Altimeter

[App page](https://appshunter.io/ios/app/geoid-altimeter-elevationdem/id6761375637)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PRO Monthly | $14.99 | per month |
| month | $15.00 | per month |
| PRO Yearly | $150.00 | per year |
| year | $150.00 | per year |


### GPScope

[App page](https://appshunter.io/ios/app/gpscope/id6804090918)

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

**In-app purchases:** none


## Frequently asked questions

### Is Geoid Altimeter free?

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

### Is GPScope free?

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

### Do Geoid Altimeter or GPScope have ads?

Neither Geoid Altimeter nor GPScope shows ads.

### Which is updated more often, Geoid Altimeter or GPScope?

Geoid Altimeter ships an update weekly, and GPScope weekly. Most recently, Geoid Altimeter was updated on September 29, 2026 and GPScope 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.*