# CL650 CMS Crew Application vs FS2EFB

The clearest difference is update cadence: FS2EFB at every 10 days against CL650 CMS Crew Application's every 14 months. FS2EFB also leads on device support (3 vs 1). CL650 CMS Crew Application's advantage is iOS requirement (12.1 vs 15.6). On price, 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.

CL650 CMS Crew Application ships an update every 14 months, FS2EFB every 10 days. The most recent releases landed on September 8, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | CL650 CMS Crew Application | FS2EFB |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/fs2efb/id6759614296/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 14 months | **Every 10 days** |
| Monetization | — | Free |
| Size | 34 MB | 6 MB |
| Requires iOS | **12.1** | 15.6 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Lufthansa Technik AG - Innovation](https://appshunter.io/developer/419109455) | [Aleksandr Marinenko](https://appshunter.io/developer/1864741659) |

## What reviewers say

### CL650 CMS Crew Application

[App page](https://appshunter.io/ios/app/cl650-cms-crew-application/id1132574457)

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

**In-app purchases:** none


### FS2EFB

[App page](https://appshunter.io/ios/app/fs2efb/id6759614296)

This app transforms your mobile device into a real-time Electronic Flight Bag (EFB) for Microsoft Flight Simulator. It extracts detailed flight telemetry and traffic data, delivering it to your preferred aviation applications with zero performance impact on the simulator.

**Highlights:** Real-time flight telemetry extraction, Live traffic injection on EFB map, Universal protocol support (GDL90, NMEA 0183, X-Plane), One-click EFB presets for major apps, Built-in audio variometer for gliders, Zero FPS impact on simulator

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

**In-app purchases:** none


## Frequently asked questions

### Is CL650 CMS Crew Application free?

CL650 CMS Crew Application is free to download, with no in-app purchases.

### Is FS2EFB free?

FS2EFB is free to download, with no in-app purchases.

### Do CL650 CMS Crew Application or FS2EFB have ads?

Neither CL650 CMS Crew Application nor FS2EFB shows ads.

### Which is updated more often, CL650 CMS Crew Application or FS2EFB?

CL650 CMS Crew Application ships an update every 14 months, and FS2EFB every 10 days. Most recently, CL650 CMS Crew Application was updated on September 8, 2026 and FS2EFB on September 20, 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.*