# FMGS A320 vs KERoster

The clearest difference is review sentiment: KERoster at 83% against FMGS A320's 20%. KERoster also leads on rating (5.0 vs 2.1) and update cadence (every 5 days vs every 10 months). FMGS A320's advantage is price (Free vs $0.49) and ratings volume (11 vs 1). On ads, in-app purchases and device support there is nothing between them.

FMGS A320 is free to download; KERoster costs $0.49 up front. Neither carries in-app purchases, so what you see is what you pay.

KERoster holds the better App Store score, 5.0 against 2.1. That said, the two scores are not equally well evidenced: FMGS A320 has 11 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 20% of FMGS A320's written reviews are positive against 83% of KERoster's.

FMGS A320 ships an update every 10 months, KERoster every 5 days. The most recent releases landed on September 17, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | FMGS A320 | KERoster |
| --- | --- | --- |
| Price | **Free** | $0.49 |
| Rating | [2.1 (11 ratings)](https://appshunter.io/ios/app/fmgs-a320/id1109979312/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/keroster/id6741789054/reviews)** |
| Number of ratings | **11** | 1 |
| Positive reviews | 20.0% of reviews | **83.3% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 5 days** |
| Monetization | **Free** | Paid |
| Size | 29 MB | 5 MB |
| Requires iOS | **12.0** | 18.0 |
| Devices | iPad | **iPhone, iPad** |
| Age rating | 4+ | 17+ |
| Developer | [ECA Faros](https://appshunter.io/developer/1109979311) | [JUNGSUB YOON](https://appshunter.io/developer/1795609759) |

## What reviewers say

### FMGS A320

[App page](https://appshunter.io/ios/app/fmgs-a320/id1109979312)

This application provides a free and accurate simulation of the A320 Flight Management System. It's designed to help pilots familiarize themselves with the complex system before simulator sessions, offering an easy-to-use interface and a comprehensive set of functions.

**Highlights:** A320 FMS simulation, Free play mode, Accurate simulation, Easy-to-use interface, Comprehensive functions, Pilot familiarization

**Features:** macOS Compatibility

**In-app purchases:** none


### KERoster

[App page](https://appshunter.io/ios/app/keroster/id6741789054)

Easily input and view individual schedules by date or in a monthly calendar format. This app acts as a secondary calendar, displaying schedules as icons and allowing for detailed viewing, editing, and deletion. Additional flight-related functions will be added based on user feedback.

**Highlights:** Intuitive schedule input by date, Calendar view with schedule icons, Monthly calendar overview, Detailed schedule view, Schedule editing and deletion, List view of monthly schedules

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

**In-app purchases:** none


## Frequently asked questions

### Is FMGS A320 free?

FMGS A320 is free to download, with no in-app purchases.

### Is KERoster free?

KERoster costs $0.49, with no in-app purchases.

### Which has better reviews, FMGS A320 or KERoster?

KERoster is rated higher. FMGS A320 averages 2.1 out of 5 from 11 ratings, while KERoster averages 5.0 from 1 ratings.

### Do FMGS A320 or KERoster have ads?

Neither FMGS A320 nor KERoster shows ads.

### Which is updated more often, FMGS A320 or KERoster?

FMGS A320 ships an update every 10 months, and KERoster every 5 days. Most recently, FMGS A320 was updated on September 17, 2026 and KERoster on September 29, 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.*