# PD Altitude vs Geoid Altimeter

The clearest difference is update cadence: Geoid Altimeter at weekly against PD Altitude's every 4 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. PD Altitude sells 1 one-off in-app purchase and Geoid Altimeter sells 4 in-app purchases, starting at $14.99 per month. Whichever you choose, the download price is not the number that matters.

PD Altitude ships an update every 4 weeks, Geoid Altimeter weekly. The most recent releases landed on October 27, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | PD Altitude | Geoid Altimeter |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Weekly** |
| Size | 22 MB | 65 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [PITCHLINKS LIMITED](https://appshunter.io/developer/1593816127) | [QAEE CONPUUTENG](https://appshunter.io/developer/1853582855) |

## What reviewers say

### PD Altitude

[App page](https://appshunter.io/ios/app/pd-altitude/id1664694408)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| My Location | $1.99 | one-time |


### 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 |


## Frequently asked questions

### Is PD Altitude free?

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

### Is Geoid Altimeter free?

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

### Do PD Altitude or Geoid Altimeter have ads?

Neither PD Altitude nor Geoid Altimeter shows ads.

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

PD Altitude ships an update every 4 weeks, and Geoid Altimeter weekly. Most recently, PD Altitude was updated on October 27, 2026 and Geoid Altimeter on October 28, 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.*