# Custom Compass vs Altimeter & GPS

The clearest difference is ads: Custom Compass at none against Altimeter & GPS's shown. Custom Compass also leads on iOS requirement (12.0 vs 15.0). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Custom Compass sells 1 one-off in-app purchase and Altimeter & GPS sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

Custom Compass ships an update every 12 months, Altimeter & GPS every 10 months. The most recent releases landed on November 1, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Custom Compass | Altimeter & GPS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 12 months | **Every 10 months** |
| Size | 41 MB | 24 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Nicholas Dean](https://appshunter.io/developer/611762890) | [kota tada](https://appshunter.io/developer/1658942612) |

## What reviewers say

### Custom Compass

[App page](https://appshunter.io/ios/app/custom-compass/id713021087)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Edit Mode + Remove Adverts | $1.99 | one-time |


### Altimeter & GPS

[App page](https://appshunter.io/ios/app/altimeter-and-gps-compass/id6741721711)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ad-free for 1 month | $4.99 | per month |
| Ad-free for 1 year | $49.99 | per year |


## Frequently asked questions

### Is Custom Compass free?

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

### Is Altimeter & GPS free?

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

### Do Custom Compass or Altimeter & GPS have ads?

Altimeter & GPS shows ads; Custom Compass does not.

### Which is updated more often, Custom Compass or Altimeter & GPS?

Custom Compass ships an update every 12 months, and Altimeter & GPS every 10 months. Most recently, Custom Compass was updated on November 1, 2026 and Altimeter & GPS on October 30, 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.*