# Odex vs GPS Altitude Compass

The clearest difference is in-app purchases: Odex at none against GPS Altitude Compass's 1. Odex also leads on iOS requirement (11.0 vs 15.6). GPS Altitude Compass's advantage is update cadence (every 6 weeks vs every 8 months). On price, ads and device support there is nothing between them.

Both are free to download. GPS Altitude Compass sells 1 in-app purchase, starting at $14.99 per year. Odex asks for nothing beyond the download.

Odex ships an update every 8 months, GPS Altitude Compass every 6 weeks. The most recent releases landed on October 15, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Odex | GPS Altitude Compass |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 6 weeks** |
| Size | 21 MB | 78 MB |
| Requires iOS | **11.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Rubik Smart Solutions](https://appshunter.io/developer/1483981076) | [Shenzhen Cx Interactive Technology Co., Ltd.](https://appshunter.io/developer/1807951749) |

## What reviewers say

### Odex

[App page](https://appshunter.io/ios/app/odex/id1614517787)

**Features:** macOS Compatibility

**In-app purchases:** none


### GPS Altitude Compass

[App page](https://appshunter.io/ios/app/gps-altitude-compass/id6744523223)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Annual Membership | $14.99 | per year |


## Frequently asked questions

### Is Odex free?

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

### Is GPS Altitude Compass free?

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

### Do Odex or GPS Altitude Compass have ads?

Neither Odex nor GPS Altitude Compass shows ads.

### Which is updated more often, Odex or GPS Altitude Compass?

Odex ships an update every 8 months, and GPS Altitude Compass every 6 weeks. Most recently, Odex was updated on October 15, 2026 and GPS Altitude Compass on October 13, 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.*