# Altimeter PRO with Compass vs Compass

The clearest difference is review sentiment: Compass at 68% against Altimeter PRO with Compass's 0%. Compass also leads on rating (4.6 vs 4.0) and update cadence (every 2 weeks vs every 5 months). Altimeter PRO with Compass's advantage is iOS requirement (10.0 vs 15.0). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Altimeter PRO with Compass sells 2 in-app purchases, starting at $0.99 per month and Compass sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Compass holds the better App Store score, 4.6 against 4.0. That said, the two scores are not equally well evidenced: Compass has 26 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 0% of Altimeter PRO with Compass's written reviews are positive against 68% of Compass's.

Altimeter PRO with Compass ships an update every 5 months, Compass every 2 weeks. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Altimeter PRO with Compass | Compass |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (3 ratings)](https://appshunter.io/ios/app/altimeter-pro-with-compass/id1454246052/reviews) | **[4.6 (26 ratings)](https://appshunter.io/ios/app/compass-gps-altimeter/id6446232128/reviews)** |
| Number of ratings | 3 | **26** |
| Positive reviews | 0.0% of reviews | **68.4% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 5 months | **Every 2 weeks** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 11 MB | 9 MB |
| Requires iOS | **10.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [健 王](https://appshunter.io/developer/1287497439) | [伟 雷](https://appshunter.io/developer/1347765042) |

## What reviewers say

### Altimeter PRO with Compass

[App page](https://appshunter.io/ios/app/altimeter-pro-with-compass/id1454246052)

This app provides real-time altitude, GPS coordinates, and air pressure readings. It includes a built-in compass and map navigation features, ideal for outdoor activities. A watermarking camera function also records location data on photos.

**Highlights:** Real-time altitude measurement, Built-in compass, Map navigation with coordinates, Accurate GPS positioning, Watermarking camera for location data

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Altitude Monthly Member | $0.99 | per month |
| VIP: Remove Ads Service | $2.99 | one-time |


### Compass

[App page](https://appshunter.io/ios/app/compass-gps-altimeter/id6446232128)

Navigate with precision using this stylish app that shows your direction, altitude, coordinates, and barometric pressure. Explore two distinct visual themes for an immersive experience, ideal for any outdoor or urban journey.

**Highlights:** Accurate direction display, Real-time altitude and elevation, Latitude/longitude coordinates, Barometric pressure readings, Movement speed tracking, Two visual themes

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| life member | $0.99 | one-time |
| VIP | $0.99 | one-time |


## Frequently asked questions

### Is Altimeter PRO with Compass free?

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

### Is Compass free?

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

### Which has better reviews, Altimeter PRO with Compass or Compass?

Compass is rated higher. Altimeter PRO with Compass averages 4.0 out of 5 from 3 ratings, while Compass averages 4.6 from 26 ratings.

### Do Altimeter PRO with Compass or Compass have ads?

Both Altimeter PRO with Compass and Compass show ads.

### Which is updated more often, Altimeter PRO with Compass or Compass?

Altimeter PRO with Compass ships an update every 5 months, and Compass every 2 weeks. Most recently, Altimeter PRO with Compass was updated on November 2, 2026 and Compass on November 3, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*