# TopMetSat vs FlyLab

The clearest difference is review sentiment: FlyLab at 100% against TopMetSat's 33%. FlyLab also leads on in-app purchases (none vs 1) and update cadence (every 3 days vs every 6 months). TopMetSat's advantage is iOS requirement (13.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. TopMetSat sells 1 in-app purchase, starting at $24.99 per year. FlyLab asks for nothing beyond the download.

TopMetSat ships an update every 6 months, FlyLab every 3 days. The most recent releases landed on September 25, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | TopMetSat | FlyLab |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 33.3% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 3 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 7 MB | 95 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Stefan Goretzki](https://appshunter.io/developer/1184573657) | [Dietrich Peters](https://appshunter.io/developer/1884619342) |

## What reviewers say

### TopMetSat

[App page](https://appshunter.io/ios/app/topmetsat/id1184573658)

Access real-time satellite imagery for flight planning or pre-flight checks. Covers Europe and northern/southern Africa. Offers a premium subscription for enhanced features.

**Highlights:** Real-time satellite images, Flight planning tool, Pre-flight checks, Coverage for Europe, Coverage for Africa, TopMeteo satellite access

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $24.99 | per year |


### FlyLab

[App page](https://appshunter.io/ios/app/flylab/id6770015588)

This app provides aviation weather data and route planning tools for private pilots. It offers 3D flight visualization, terrain warnings, and decision-making support based on real weather data.

**Highlights:** Free route planning with waypoints, Terrain warning and 3D flight visualization, METAR and TAF weather data integration, Pre-flight dashboard with GO/NO GO status, Flight log and aircraft data management, Weather map with precipitation radar

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

**In-app purchases:** none


## Frequently asked questions

### Is TopMetSat free?

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

### Is FlyLab free?

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

### Do TopMetSat or FlyLab have ads?

Neither TopMetSat nor FlyLab shows ads.

### Which is updated more often, TopMetSat or FlyLab?

TopMetSat ships an update every 6 months, and FlyLab every 3 days. Most recently, TopMetSat was updated on September 25, 2026 and FlyLab on September 30, 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.*