# Altimeter for Aviators vs AirScope

The clearest difference is rating: Altimeter for Aviators at 4.7 against AirScope's 3.8. Altimeter for Aviators also leads on ratings volume (575 vs 8) and review sentiment (76% vs 67%). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Altimeter for Aviators sells 2 one-off in-app purchases and AirScope sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Altimeter for Aviators holds the better App Store score, 4.7 against 3.8. That said, the two scores are not equally well evidenced: Altimeter for Aviators has 575 ratings behind it against 8, so its average is the more settled of the two. Written reviews point the same way: 76% of Altimeter for Aviators's written reviews are positive against 67% of AirScope's.

Altimeter for Aviators ships an update every 5 weeks, AirScope monthly. The most recent releases landed on September 29, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | Altimeter for Aviators | AirScope |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (575 ratings)](https://appshunter.io/ios/app/altimeter-for-aviators/id1463100680/reviews)** | [3.8 (8 ratings)](https://appshunter.io/ios/app/airscope/id1499088839/reviews) |
| Number of ratings | **575** | 8 |
| Positive reviews | **75.6% of reviews** | 66.7% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Monthly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 2 MB | 177 MB |
| Requires iOS | **12.0** | 12.1 |
| Devices | iPhone, iPad, iPod, Apple Watch | iPhone, iPad, iPod, Mac |
| Age rating | 4+ | 4+ |
| Developer | [STEARsoft](https://appshunter.io/developer/373730382) | [Joao Cabral](https://appshunter.io/developer/1823274975) |

## What reviewers say

### Altimeter for Aviators

[App page](https://appshunter.io/ios/app/altimeter-for-aviators/id1463100680)

This app functions as a pressure altimeter, similar to those found in aircraft, utilizing your device's barometer. It's designed for pilots and aviation enthusiasts to understand altitude, height above a location, and flight levels. It works as a standalone Apple Watch app or on iPhones/iPads with a barometer.

**Highlights:** Pressure altimeter functionality, Standalone Apple Watch app, Calculates altitude above sea level, Calculates height above a specific location (QFE), Calculates Flight Level (FL) using standard pressure, Supports pressure units (inHg, hPa, mb)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| VSI | $1.99 | one-time |
| Altitude Units | $1.99 | one-time |

**What reviewers like**

- 👍 Simple and intuitive user interface
- ✈️ Accurate altimeter representation for pilots
- ⌚ Works well on Apple Watch
- 🎯 Easy pressure setting adjustment like real cockpit
- 📱 No GPS required for operation

**What reviewers complain about**

- 🐛 App crashes or stops working after iOS updates
- 📵 Inconsistent performance across Watch models
- 🔴 Watch display shows red/no reading on some devices
- 📧 Poor developer communication and contact options
- 💰 Upsell prompts not clearly disclosed

**Reported bugs**

- App hangs on 'reading pressure' with Apple Watch 8
- Watch complication shows dashed line instead of altitude
- Incompatibility with iOS 17.4
- Watch app graphics fuzzy/wrong resolution
- Crown and long press unresponsive on Watch 8

**Requested features**

- CarPlay integration and widget support
- Night mode with dark theme
- Keep screen on while flying option
- Drum pointer altimeter display option
- Digital altitude readout option


### AirScope

[App page](https://appshunter.io/ios/app/airscope/id1499088839)

Visualize real-time aircraft positions and air traffic control information on a world map. Connect to local receivers or use cloud-based data to track flights and available ATC positions for virtual aviation networks.

**Highlights:** Real-time aircraft tracking, Radar/ATC style map interface, VATSIM/IVAO network integration, Local ADS-B receiver connection, Cloud-based ADS-B data, Detailed flight information display, ATC position plotting

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ADS-B Interface | $4.99 | one-time |


## Frequently asked questions

### Is Altimeter for Aviators free?

Altimeter for Aviators is free to download, with in-app purchases available.

### Is AirScope free?

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

### Which has better reviews, Altimeter for Aviators or AirScope?

Altimeter for Aviators is rated higher. Altimeter for Aviators averages 4.7 out of 5 from 575 ratings, while AirScope averages 3.8 from 8 ratings.

### Do Altimeter for Aviators or AirScope have ads?

Neither Altimeter for Aviators nor AirScope shows ads.

### Which is updated more often, Altimeter for Aviators or AirScope?

Altimeter for Aviators ships an update every 5 weeks, and AirScope monthly. Most recently, Altimeter for Aviators was updated on September 29, 2026 and AirScope on September 16, 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.*