# SimAlert vs EFB Logbook

The clearest difference is price: EFB Logbook at Free against SimAlert's $2.99. SimAlert's advantage is in-app purchases (none vs 4). On update cadence, ads, device support and iOS requirement there is nothing between them.

EFB Logbook is free to download; SimAlert costs $2.99 up front. EFB Logbook sells 4 in-app purchases, starting at $3.99 per month. SimAlert asks for nothing beyond the download.

SimAlert ships an update every 9 days, EFB Logbook fortnightly. The most recent releases landed on October 1, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | SimAlert | EFB Logbook |
| --- | --- | --- |
| 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** | Yes |
| Ads | No | No |
| Update frequency | **Every 9 days** | Fortnightly |
| Monetization | Paid | — |
| Size | 23 MB | 72 MB |
| Requires iOS | **15.1** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 9+ | 4+ |
| Developer | [ELEFTHERIOS KOROROS](https://appshunter.io/developer/1822615204) | [THOMAS STEVEN LEDGER](https://appshunter.io/developer/1874630956) |

## 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


### EFB Logbook

[App page](https://appshunter.io/ios/app/efb-logbook/id6758730252)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PRO Monthly | $3.99 | per month |
| EFB Logbook PRO 3 Months | $9.99 | per 3 months |
| EFB Logbook PRO 6 Months | $19.99 | per 6 months |
| EFB Logbook PRO 1 Year | $29.99 | per year |


## Frequently asked questions

### Is SimAlert free?

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

### Is EFB Logbook free?

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

### Do SimAlert or EFB Logbook have ads?

Neither SimAlert nor EFB Logbook shows ads.

### Which is updated more often, SimAlert or EFB Logbook?

SimAlert ships an update every 9 days, and EFB Logbook fortnightly. Most recently, SimAlert was updated on October 1, 2026 and EFB Logbook on October 17, 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.*