# Compass Pro vs Altimeter Pro

The clearest difference is in-app purchases: Altimeter Pro at none against Compass Pro's 1. Altimeter Pro also leads on review sentiment (80% vs 50%) and update cadence (fortnightly vs every 29 months). Compass Pro's advantage is chart position (#128 vs unranked). On rating, ratings volume, ads and device support there is nothing between them.

Compass Pro costs $1.99 and Altimeter Pro $0.99 up front. Compass Pro sells 1 one-off in-app purchase. Altimeter Pro asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.6 for Compass Pro against 4.7 for Altimeter Pro. Both are backed by a comparable volume of ratings — 11 and 9 respectively. Written reviews are what separate them: 50% of Compass Pro's written reviews are positive against 80% of Altimeter Pro's.

Compass Pro ships an update every 29 months, Altimeter Pro fortnightly. The most recent releases landed on September 21, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Compass Pro | Altimeter Pro |
| --- | --- | --- |
| Price | $1.99 | **$0.99** |
| Rating | [4.6 (11 ratings)](https://appshunter.io/ios/app/compass-pro-aircraft/id926086533/reviews) | **[4.7 (9 ratings)](https://appshunter.io/ios/app/altimeter-pro-elevation/id6469049312/reviews)** |
| Number of ratings | **11** | 9 |
| Positive reviews | 50.0% of reviews | **80.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 29 months | **Fortnightly** |
| Monetization | **Free with in-app purchases** | Paid |
| Best chart rank | **#128** | — |
| Size | 5 MB | 39 MB |
| Requires iOS | 17.0 | **14.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [LionsApp di Nallbati Elton](https://appshunter.io/developer/432915499) | [dataWorks GmbH](https://appshunter.io/developer/559332295) |

## What reviewers say

### Compass Pro

[App page](https://appshunter.io/ios/app/compass-pro-aircraft/id926086533)

**Currently charting:** #128 Top Paid · Navigation (US App Store)

This app detects your geographical position, displaying your location name, coordinates, and altitude. It offers both vertical and horizontal compass orientation with customizable units. An optional pro version unlocks features like saving unlimited locations and a current location map.

**Highlights:** Detects geographical position, Displays location name, latitude, longitude, and altitude, Vertical and horizontal compass orientation, Saves unlimited locations (Pro version), Current location map (Pro version), Intuitive graphics and ease of use

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Compass Pro | $2.99 | one-time |


### Altimeter Pro

[App page](https://appshunter.io/ios/app/altimeter-pro-elevation/id6469049312)

Measure your current altitude above sea level with precision. It also displays coordinates, speed, and atmospheric pressure, with an aviation-themed mode. Offers comparisons to famous landmarks and a built-in compass.

**Highlights:** Altitude measurement, Coordinate and speed display, Atmospheric pressure measurement, Compass with GPS and magnetic heading, Aviation-themed display mode, Comparison to landmarks

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

**In-app purchases:** none


## Frequently asked questions

### Is Compass Pro free?

Compass Pro costs $1.99, and also offers in-app purchases.

### Is Altimeter Pro free?

Altimeter Pro costs $0.99, with no in-app purchases.

### Which has better reviews, Compass Pro or Altimeter Pro?

Altimeter Pro is rated higher. Compass Pro averages 4.6 out of 5 from 11 ratings, while Altimeter Pro averages 4.7 from 9 ratings.

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

Neither Compass Pro nor Altimeter Pro shows ads.

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

Compass Pro ships an update every 29 months, and Altimeter Pro fortnightly. Most recently, Compass Pro was updated on September 21, 2026 and Altimeter Pro on September 10, 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.*