# Altimeter & GPS vs Compass Pro

The clearest difference is update cadence: Compass Pro at every 5 weeks against Altimeter & GPS's every 10 months. Altimeter & GPS's advantage is iOS requirement (15.0 vs 18.5). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Altimeter & GPS sells 2 in-app purchases, starting at $4.99 per month and Compass Pro sells 1 in-app purchase, starting at $9.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Altimeter & GPS ships an update every 10 months, Compass Pro every 5 weeks. The most recent releases landed on October 28, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | Altimeter & GPS | Compass Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.0 (1 ratings)](https://appshunter.io/ios/app/compass-pro-digital-compass/id6748903582/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 10 months | **Every 5 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 24 MB | 34 MB |
| Requires iOS | **15.0** | 18.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [kota tada](https://appshunter.io/developer/1658942612) | [Blazing App Studio](https://appshunter.io/developer/1787017244) |

## What reviewers say

### 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 |


### Compass Pro

[App page](https://appshunter.io/ios/app/compass-pro-digital-compass/id6748903582)

This app provides a digital compass, real-time weather, a level tool, and live location tracking. It's a lightweight and easy-to-use navigation aid for outdoor activities, travel, or quick orientation.

**Highlights:** Digital compass, Real-time weather updates, Precision level tool, Accurate location tracking, Simple and lightweight design

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Ad-Free Premium Plan | $9.99 | per 7 days |


## Frequently asked questions

### Is Altimeter & GPS free?

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

### Is Compass Pro free?

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

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

Both Altimeter & GPS and Compass Pro show ads.

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

Altimeter & GPS ships an update every 10 months, and Compass Pro every 5 weeks. Most recently, Altimeter & GPS was updated on October 28, 2026 and Compass Pro on October 19, 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.*