# SimAlert vs Simfly Companion

The clearest difference is price: Simfly Companion at Free against SimAlert's $2.99. SimAlert's advantage is update cadence (every 9 days vs every 3 weeks) and iOS requirement (15.1 vs 17.0). On ads, in-app purchases and device support there is nothing between them.

Simfly Companion is free to download; SimAlert costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

SimAlert ships an update every 9 days, Simfly Companion every 3 weeks. The most recent releases landed on October 28, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | SimAlert | Simfly Companion |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/simalert/id6752560187/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 3 weeks |
| Monetization | Paid | — |
| Size | 23 MB | 48 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 9+ | 4+ |
| Developer | [ELEFTHERIOS KOROROS](https://appshunter.io/developer/1822615204) | [Matheo Fiebiger](https://appshunter.io/developer/1896700754) |

## What reviewers say

### SimAlert

[App page](https://appshunter.io/ios/app/simalert/id6752560187)

This app provides real-time notifications for virtual pilots and air traffic controllers on VATSIM and IVAO networks. It alerts users when entering controlled airspace or when favorite controllers go online. Features include a live coverage map and flight path visualization.

**Highlights:** Real-time ATC coverage map, Controlled airspace entry notifications, Favorite controller tracking, Flight path visualization, Multi-network support (VATSIM/IVAO), Multiple callsign tracking

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

**In-app purchases:** none


### Simfly Companion

[App page](https://appshunter.io/ios/app/simfly-companion/id6769929424)

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

**In-app purchases:** none


## Frequently asked questions

### Is SimAlert free?

SimAlert costs $2.99, with no in-app purchases.

### Is Simfly Companion free?

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

### Do SimAlert or Simfly Companion have ads?

Neither SimAlert nor Simfly Companion shows ads.

### Which is updated more often, SimAlert or Simfly Companion?

SimAlert ships an update every 9 days, and Simfly Companion every 3 weeks. Most recently, SimAlert was updated on October 28, 2026 and Simfly Companion on October 22, 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.*