# FlyWeather vs Compass Altitude

The clearest difference is in-app purchases: FlyWeather at none against Compass Altitude's 1. FlyWeather also leads on iOS requirement (9.0 vs 15). Compass Altitude's advantage is update cadence (every 8 days vs every 3 months). On price, ads and device support there is nothing between them.

Both are free to download. Compass Altitude sells 1 in-app purchase, starting at $9.99 per year. FlyWeather asks for nothing beyond the download.

FlyWeather ships an update every 3 months, Compass Altitude every 8 days. The most recent releases landed on October 8, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | FlyWeather | Compass Altitude |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 8 days** |
| Size | 33 MB | 6 MB |
| Requires iOS | **9.0** | 15 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [P8G Software](https://appshunter.io/developer/1234581801) | [连喜 罗](https://appshunter.io/developer/1450239627) |

## What reviewers say

### FlyWeather

[App page](https://appshunter.io/ios/app/flyweather/id1337649196)

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

**In-app purchases:** none


### Compass Altitude

[App page](https://appshunter.io/ios/app/compass-altitude/id6738635300)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CompassAltitudePro | $9.99 | per year |


## Frequently asked questions

### Is FlyWeather free?

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

### Is Compass Altitude free?

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

### Do FlyWeather or Compass Altitude have ads?

Neither FlyWeather nor Compass Altitude shows ads.

### Which is updated more often, FlyWeather or Compass Altitude?

FlyWeather ships an update every 3 months, and Compass Altitude every 8 days. Most recently, FlyWeather was updated on October 8, 2026 and Compass Altitude on October 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.*