# Geoid Altimeter vs Altimeter

The clearest difference is update cadence: Geoid Altimeter at weekly against Altimeter's every 4 weeks. Geoid Altimeter also leads on device support (3 vs 1) and iOS requirement (15.0 vs 17.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Geoid Altimeter sells 4 in-app purchases, starting at $14.99 per month and Altimeter sells 3 in-app purchases, starting at $2.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Geoid Altimeter ships an update weekly, Altimeter every 4 weeks. The most recent releases landed on August 29, 2026 and August 21, 2026 respectively.

## The numbers

| Metric | Geoid Altimeter | Altimeter |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 4 weeks |
| Size | 65 MB | 8 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [QAEE CONPUUTENG](https://appshunter.io/developer/1853582855) | [Phuc Pham](https://appshunter.io/developer/1893081423) |

## 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 |


### Altimeter

[App page](https://appshunter.io/ios/app/altimeter-gps-elevation/id6772261844)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Climb Log: Weekly | $2.99 | per 7 days |
| Summit Height: Yearly | $14.99 | per year |
| Offline Altitude: Pay Once | $29.99 | one-time |


## Frequently asked questions

### Is Geoid Altimeter free?

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

### Is Altimeter free?

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

### Do Geoid Altimeter or Altimeter have ads?

Neither Geoid Altimeter nor Altimeter shows ads.

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

Geoid Altimeter ships an update weekly, and Altimeter every 4 weeks. Most recently, Geoid Altimeter was updated on August 29, 2026 and Altimeter on August 21, 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.*