# EGNOS vs Sofia VAC

The clearest difference is iOS requirement: EGNOS at 11.0 against Sofia VAC's 15.6. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

EGNOS ships an update every 4 months, Sofia VAC every 3 months. The most recent releases landed on October 3, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | EGNOS | Sofia VAC |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 25.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 months** |
| Monetization | — | Free |
| Size | 61 MB | 25 MB |
| Requires iOS | **11.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [EUROPEAN SATELLITE SERVICES PROVIDER](https://appshunter.io/developer/1346540595) | [DIR SERVICES DE NAVIGATION AERIENNE](https://appshunter.io/developer/1519391493) |

## What reviewers say

### EGNOS

[App page](https://appshunter.io/ios/app/egnos/id1346540596)

**Features:** macOS Compatibility

**In-app purchases:** none


### Sofia VAC

[App page](https://appshunter.io/ios/app/sofia-vac/id1519391491)

This app provides access to French aeronautical information, including airfield details and dynamic VAC maps. Users can search for airfields by name or code, filter by runway characteristics, and download maps for offline use. It offers personalized map views with various airspace and navigational point overlays.

**Highlights:** Search airfields by name, ICAO code, or map, Filter airfields by runway length and surface, Consult dynamic VAC maps, Personalize map views with airspaces and VFR points, Download maps for offline access, Receive update notifications

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

**In-app purchases:** none


## Frequently asked questions

### Is EGNOS free?

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

### Is Sofia VAC free?

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

### Do EGNOS or Sofia VAC have ads?

Neither EGNOS nor Sofia VAC shows ads.

### Which is updated more often, EGNOS or Sofia VAC?

EGNOS ships an update every 4 months, and Sofia VAC every 3 months. Most recently, EGNOS was updated on October 3, 2026 and Sofia VAC on September 21, 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.*