# FMS 737 vs CrewLog helper

The clearest difference is review sentiment: CrewLog helper at 100% against FMS 737's 50%. CrewLog helper also leads on rating (5.0 vs 3.7) and update cadence (every 3 weeks vs every 5 months). FMS 737's advantage is iOS requirement (12.0 vs 16.0). On price, ratings volume, 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.

CrewLog helper holds the better App Store score, 5.0 against 3.7. Both are backed by a comparable volume of ratings — 3 and 8 respectively. Written reviews point the same way: 50% of FMS 737's written reviews are positive against 100% of CrewLog helper's.

FMS 737 ships an update every 5 months, CrewLog helper every 3 weeks. The most recent releases landed on October 7, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | FMS 737 | CrewLog helper |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.7 (3 ratings)](https://appshunter.io/ios/app/fms-737/id1160243181/reviews) | **[5.0 (8 ratings)](https://appshunter.io/ios/app/crewlog-helper/id6768878102/reviews)** |
| Number of ratings | 3 | **8** |
| Positive reviews | 50.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 30 MB | 124 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | iPad | **iPhone, iPad** |
| Age rating | 4+ | 17+ |
| Developer | [ECA Faros](https://appshunter.io/developer/1109979311) | [Konet Tech](https://appshunter.io/developer/1896612542) |

## 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

**In-app purchases:** none


### CrewLog helper

[App page](https://appshunter.io/ios/app/crewlog-helper/id6768878102)

This unofficial tool helps pilots digitally log flight hours, aircraft types, and destinations for personal reference. It is not a substitute for official records and users must maintain separate documentation.

**Highlights:** Track flight hours, Log aircraft types, Record destinations, Personal digital logbook, Unofficial reference tool

**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 CrewLog helper free?

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

### Which has better reviews, FMS 737 or CrewLog helper?

CrewLog helper is rated higher. FMS 737 averages 3.7 out of 5 from 3 ratings, while CrewLog helper averages 5.0 from 8 ratings.

### Do FMS 737 or CrewLog helper have ads?

Neither FMS 737 nor CrewLog helper shows ads.

### Which is updated more often, FMS 737 or CrewLog helper?

FMS 737 ships an update every 5 months, and CrewLog helper every 3 weeks. Most recently, FMS 737 was updated on October 7, 2026 and CrewLog helper on October 8, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*