# FMS 737 vs Electrical Design Residential

The clearest difference is price: FMS 737 at Free against Electrical Design Residential's $2.99. Electrical Design Residential's advantage is update cadence (every 2 months vs every 10 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

FMS 737 is free to download; Electrical Design Residential costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

FMS 737 ships an update every 10 months, Electrical Design Residential every 2 months. The most recent releases landed on November 2, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | FMS 737 | Electrical Design Residential |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Rating | **[3.0 (4 ratings)](https://appshunter.io/ios/app/fms-737/id1160243181/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 2 months** |
| Monetization | Free | — |
| Size | 28 MB | 5 MB |
| Requires iOS | 18.6 | **17.0** |
| Devices | iPad | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [ECA Faros](https://appshunter.io/developer/1109979311) | [Yuhsiu Lai](https://appshunter.io/developer/433114647) |

## What reviewers say

### FMS 737

[App page](https://appshunter.io/ios/app/fms-737/id1160243181)

This application provides a free-play simulation of the B737 Flight Management System. It's designed for training centers to help pilots familiarize themselves with the system before simulator sessions, offering an easy-to-use interface and comprehensive functions.

**Highlights:** B737 FMS simulation, Free play mode, Accurate simulation, Easy-to-use interface, Complete set of functions, Pilot familiarization tool

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

**In-app purchases:** none


### Electrical Design Residential

[App page](https://appshunter.io/ios/app/electrical-design-residential/id6760574946)

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

**In-app purchases:** none


## Frequently asked questions

### Is FMS 737 free?

FMS 737 is free to download, with no in-app purchases.

### Is Electrical Design Residential free?

Electrical Design Residential costs $2.99, with no in-app purchases.

### Do FMS 737 or Electrical Design Residential have ads?

Neither FMS 737 nor Electrical Design Residential shows ads.

### Which is updated more often, FMS 737 or Electrical Design Residential?

FMS 737 ships an update every 10 months, and Electrical Design Residential every 2 months. Most recently, FMS 737 was updated on November 2, 2026 and Electrical Design Residential on October 19, 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.*