# Flyco vs 737 Master Caution

The clearest difference is rating: 737 Master Caution at 4.4 against Flyco's 3.2. Flyco's advantage is update cadence (fortnightly vs every 3 months). 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.

737 Master Caution holds the better App Store score, 4.4 against 3.2. Both are backed by a comparable volume of ratings — 5 and 7 respectively.

Flyco ships an update fortnightly, 737 Master Caution every 3 months. The most recent releases landed on September 20, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Flyco | 737 Master Caution |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.2 (5 ratings)](https://appshunter.io/ios/app/flyco/id805173349/reviews) | **[4.4 (7 ratings)](https://appshunter.io/ios/app/737-master-caution/id6455042070/reviews)** |
| Number of ratings | 5 | **7** |
| Positive reviews | 45.8% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 months |
| Monetization | Free | Free |
| Size | 49 MB | 2 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Flyco](https://appshunter.io/developer/805173352) | [Studio BabDreams](https://appshunter.io/developer/431517875) |

## What reviewers say

### Flyco

[App page](https://appshunter.io/ios/app/flyco/id805173349)

This aviation learning platform offers training solutions developed by experienced aviators and instructors. It utilizes advanced technology to provide pilots worldwide with secure and accessible learning resources. The system aims to reduce classroom time and allow crews to conveniently maintain their ratings.

**Highlights:** Expert-developed aviation training, Advanced technological systems, Streamlined access and security, Reduced classroom training needs, Convenient rating maintenance, Available for airlines and corporate aviation

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


### 737 Master Caution

[App page](https://appshunter.io/ios/app/737-master-caution/id6455042070)

This app provides a comprehensive reference for over 200 warning lights and messages across B737 Classic, NG, and MAX aircraft families. It includes tools for abbreviations, FMC messages, circuit breakers, and electrical buses, aiding pilot training and aviation enthusiasts.

**Highlights:** References over 200 B737 warning lights and messages, Filter by aircraft family (Classic, NG, MAX), Full text search for specific lights, Personal notes and bookmarking, Reference tools for abbreviations, FMC messages, circuit breakers, and electrical buses

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

**In-app purchases:** none


## Frequently asked questions

### Is Flyco free?

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

### Is 737 Master Caution free?

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

### Which has better reviews, Flyco or 737 Master Caution?

737 Master Caution is rated higher. Flyco averages 3.2 out of 5 from 5 ratings, while 737 Master Caution averages 4.4 from 7 ratings.

### Do Flyco or 737 Master Caution have ads?

Neither Flyco nor 737 Master Caution shows ads.

### Which is updated more often, Flyco or 737 Master Caution?

Flyco ships an update fortnightly, and 737 Master Caution every 3 months. Most recently, Flyco was updated on September 20, 2026 and 737 Master Caution on September 10, 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.*