# Flyskyhy vs Altimeter Offline

The clearest difference is price: Altimeter Offline at Free against Flyskyhy's $8.99. Altimeter Offline also leads on in-app purchases (none vs 6). Flyskyhy's advantage is rating (4.5 vs 3.8) and ads (none vs shown). On device support there is nothing between them.

Altimeter Offline is free to download; Flyskyhy costs $8.99 up front. Flyskyhy sells 6 in-app purchases, starting at $3.99 per year. Altimeter Offline asks for nothing beyond the download.

Flyskyhy holds the better App Store score, 4.5 against 3.8. That said, the two scores are not equally well evidenced: Flyskyhy has 77 ratings behind it against 6, so its average is the more settled of the two. Written reviews point the same way: 76% of Flyskyhy's written reviews are positive against 60% of Altimeter Offline's.

Flyskyhy ships an update monthly, Altimeter Offline every 5 months. The most recent releases landed on November 10, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | Flyskyhy | Altimeter Offline |
| --- | --- | --- |
| Price | $8.99 | **Free** |
| Rating | **[4.5 (77 ratings)](https://appshunter.io/ios/app/flyskyhy/id516879039/reviews)** | [3.8 (6 ratings)](https://appshunter.io/ios/app/altimeter-offline/id928973448/reviews) |
| Number of ratings | **77** | 6 |
| Positive reviews | **76.3% of reviews** | 60.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Monthly** | Every 5 months |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Best chart rank | **#22** | — |
| Size | 24 MB | 7 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | +4 |
| Developer | [Renevision](https://appshunter.io/developer/516879042) | [Arnau Egea](https://appshunter.io/developer/902788505) |

## What reviewers say

### Flyskyhy

[App page](https://appshunter.io/ios/app/flyskyhy/id516879039)

**Currently charting:** #22 Top Paid · Sports (US App Store)

This app transforms your device into a comprehensive flight instrument for airsports. It provides real-time data on altitude, speed, wind, and glide angle, alongside a moving map displaying your flight path and thermal indicators. It also logs flights, calculates scoring distances, and offers live tracking.

**Highlights:** Real-time flight data (altitude, speed, wind), Moving map with flight trail and thermal indicators, Landing spot reachability calculation, Bluetooth vario integration, Full flight logging and analysis, Live tracking and friend location sharing, Configurable flight display screens

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Social | $3.99 | per year |
| Thermal Maps | $3.99 | per year |
| Map Download | $6.49 | per year |
| Waypoints | $7.99 | one-time |
| Airspaces | $7.99 | one-time |
| XC-Package | $7.99 | one-time |


### Altimeter Offline

[App page](https://appshunter.io/ios/app/altimeter-offline/id928973448)

Measure your current altitude and geographic coordinates without an internet connection. Ideal for outdoor activities like hiking and climbing where network coverage is unreliable. Track your highest altitude and share your progress with friends.

**Highlights:** Offline altimeter functionality, Displays geographic coordinates, Records highest altitude reached, Altitude in meters and feet, Customizable wallpapers, GPS sensor auto-off to save battery

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

**In-app purchases:** none


## Frequently asked questions

### Is Flyskyhy free?

Flyskyhy costs $8.99, and also offers in-app purchases.

### Is Altimeter Offline free?

Altimeter Offline is free to download, with no in-app purchases.

### Which has better reviews, Flyskyhy or Altimeter Offline?

Flyskyhy is rated higher. Flyskyhy averages 4.5 out of 5 from 77 ratings, while Altimeter Offline averages 3.8 from 6 ratings.

### Do Flyskyhy or Altimeter Offline have ads?

Altimeter Offline shows ads; Flyskyhy does not.

### Which is updated more often, Flyskyhy or Altimeter Offline?

Flyskyhy ships an update monthly, and Altimeter Offline every 5 months. Most recently, Flyskyhy was updated on November 10, 2026 and Altimeter Offline on November 6, 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.*