# FMS A350 vs KERoster

The clearest difference is review sentiment: KERoster at 83% against FMS A350's 33%. KERoster also leads on update cadence (every 5 days vs every 3 weeks). FMS A350's advantage is price (Free vs $0.49) and iOS requirement (14.0 vs 18.0). On ads, in-app purchases and device support there is nothing between them.

FMS A350 is free to download; KERoster costs $0.49 up front. Neither carries in-app purchases, so what you see is what you pay.

FMS A350 ships an update every 3 weeks, KERoster every 5 days. The most recent releases landed on October 13, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | FMS A350 | KERoster |
| --- | --- | --- |
| Price | **Free** | $0.49 |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/keroster/id6741789054/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 33.3% of reviews | **83.3% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 5 days** |
| Monetization | **Free** | Paid |
| Size | 44 MB | 5 MB |
| Requires iOS | **14.0** | 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

### FMS A350

[App page](https://appshunter.io/ios/app/fms-a350/id1179048028)

This application provides a free play simulation for familiarizing users with the A350 Flight Management System. It offers an easy-to-use interface and a comprehensive set of functions, adding value before expensive simulator sessions.

**Highlights:** A350 FMS familiarization, Free play simulation, Accurate simulation, Easy-to-use interface, Complete set of functions

**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 FMS A350 free?

FMS A350 is free to download, with no in-app purchases.

### Is KERoster free?

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

### Do FMS A350 or KERoster have ads?

Neither FMS A350 nor KERoster shows ads.

### Which is updated more often, FMS A350 or KERoster?

FMS A350 ships an update every 3 weeks, and KERoster every 5 days. Most recently, FMS A350 was updated on October 13, 2026 and KERoster on October 15, 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.*