# Boeing 737 vs 737 Master Caution

The clearest difference is price: 737 Master Caution at Free against Boeing 737's $4.99. 737 Master Caution also leads on rating (4.4 vs 2.0) and ratings volume (7 vs 2). Boeing 737's advantage is iOS requirement (7.0 vs 13.0). On ads, in-app purchases and device support there is nothing between them.

737 Master Caution is free to download; Boeing 737 costs $4.99 up front. 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 2.0. Both are backed by a comparable volume of ratings — 2 and 7 respectively.

## The numbers

| Metric | Boeing 737 | 737 Master Caution |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | [2.0 (2 ratings)](https://appshunter.io/ios/app/boeing-737-700800ng-system-knowledge-and-type-rating-question-base/id967818924/reviews) | **[4.4 (7 ratings)](https://appshunter.io/ios/app/737-master-caution/id6455042070/reviews)** |
| Number of ratings | 2 | **7** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 3 months |
| Monetization | Paid | **Free** |
| Size | 11 MB | 2 MB |
| Requires iOS | **7.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ahmet Baydas](https://appshunter.io/developer/589894238) | [Studio BabDreams](https://appshunter.io/developer/431517875) |

## What reviewers say

### Boeing 737

[App page](https://appshunter.io/ios/app/boeing-737-700800ng-system-knowledge-and-type-rating-question-base/id967818924)

Access a comprehensive question database for the Boeing 737 New Generation aircraft systems and type rating. Covers a wide range of topics essential for aviation professionals.

**Highlights:** Boeing 737 NG system knowledge questions, Type rating quizzes, Extensive topic coverage, Aircraft systems, Procedures and limitations, Flight safety information

**Features:** macOS Compatibility, 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 Boeing 737 free?

Boeing 737 costs $4.99, 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, Boeing 737 or 737 Master Caution?

737 Master Caution is rated higher. Boeing 737 averages 2.0 out of 5 from 2 ratings, while 737 Master Caution averages 4.4 from 7 ratings.

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

Neither Boeing 737 nor 737 Master Caution shows ads.

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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.*