# B737 MRG — Boeing 737 handbook

> Boeing 737 non-normal procedures and system reference for pilots. (iPhone/iPad app by MCC (BV).)

- Source: https://appshunter.io/ios/app/b737-mrg/id481163421 (this page in markdown: same URL + `.md`)
- Developer: [MCC (BV)](https://appshunter.io/developer/421126411)
- Category: Education, Travel
- Price: Free with in-app purchases
- Rating: 4.90/5 from 291 App Store ratings · 175 written reviews indexed
- Age rating: 4+
- Requires: iOS 16.6 · 94 MB
- Languages: American English, Chinese (Simplified, China)
- Released: 2012-01-31
- Data updated: 2026-08-26
- Monetization: subscription
- User reviews in markdown: https://appshunter.io/ios/app/b737-mrg/id481163421/reviews.md

## What is B737 MRG?

The B737MRG is the most trusted professional reference for airline pilots flying the Boeing 737.

The B737MRG covers 300 different non-normals, that is a hundred more than the official QRH. The app provides system notes and practical advice on how to deal with each non-normal, both on ground and in flight. The app comes with over 2,200 illustrations, logic gates, lights and schematics!

Captain Pat BOONE, author of the B737 MRG, is a senior instructor with more than 20,000 flight hours on Boeing aircraft (Boeing 737, Boeing 767 and Boeing 787 Dreamliner).

You can free download the app and review a couple of demo pages. You need a paid subscription to access the entire content.  With a subscription you get access to all editions of the B737MRG (CL, NG, MAX) in all languages (English, Chinese). Your subscription includes all updates of the content that are published by the author on a regular basis.


Subscription details:

Your subscription runs for a period of 1 year, starting the date of in-app purchase. There is no free trial period. The price for the subscription is around a dollar / euro per month. The exact price depends on local taxes and is displayed inside the app.

A single subscription can be used on multiple devices (phone, tablet), as long as these devices run the same app store account.  

Cancellation and refund of your current subscription are not possible. Your subscription runs until the end of the current period. Your subscription is automatically renewed, unless Auto-Renew is turned off at least 24 hours before the end of the current period. Your app store account will be charged for renewal within 24 hours prior to the end of the current period. You can turn-off auto-renewal by going to your app store account settings, anytime after your initial purchase.

Terms and Conditions & Privacy Policy :

Visit :  https://b737mrg.net/disclaimer/

## Key features

- 300+ non-normal procedures
- System notes and practical advice
- Over 2,200 illustrations
- Logic gates and schematics
- Covers CL, NG, MAX editions
- Regular content updates

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| Yearly Subscription | $9.99 | per year |


## What do users think of B737 MRG?

Overall sentiment: positive

**Pros**

- 🚀 Excellent resource for 737 pilots
- 👍 Detailed and comprehensive information
- 🔍 Helpful for training and sim prep
- 💡 Provides deeper understanding of systems and procedures
- 🤓 Valuable addition to company manuals
- 🧠 Broadens systems knowledge

**Cons**

- 🐛 Occasional app crashes and bugs
- 💰 Transition to subscription model frustrates some users
- 📱 Compatibility issues with some iOS updates

**Commonly reported bugs**

- App crashing on startup after updates
- Losing downloaded data on app restart
- Difficulty exiting demo mode

**Most requested features**

- Interactive features like switchable diagrams
- Availability on macOS/desktop platforms

## Recent user reviews (10 of 175)

All indexed reviews: https://appshunter.io/ios/app/b737-mrg/id481163421/reviews.md

### 5/5 — New update

*2026-08-01, version 9.3.2*

Hi Pat, New update works a treat! Cheers

### 5/5 — Nice app.

*2026-07-28, version 9.3.2*

Nice app with a lot of good information

### 5/5 — Simply the best

*2026-06-19, version 9.3.1*

Well laid out, comprehensive and invaluable for both those new to type and more experienced pilots. Great work.

### 5/5 — Love the app

*2026-06-12*

The level of articulation is just fantastic. Thank you for this.

### 5/5 — App

*2026-06-10, version 9.3.1*

Great job!

### 5/5 — A true companion for 737

*2026-06-07*

Using MRG For almost 16 years , A very useful companion in the cockpit during non normal situations.

### 5/5 — Very good

*2026-05-27, version 9.3.1*

Very good app specially when you encounter non normal

### 5/5 — A Must Have

*2026-05-14, version 9.3.1*

This have is a easy 5 Star Pat have made a great work over the years to deliver this great app! Definitely a must have if you want to go more deep on the 737

### 5/5 — Great app very useful

*2026-04-03, version 9.3.1*

Great app very useful

### 5/5 — Best boeing App you can have

*2026-03-06*

While we all use the qrh to guide us in non-normal situations the mrg app gives you a broader picture of why things happen and how it affects your situation. You simply have to have this app!

## Frequently asked questions about B737 MRG

### What is the B737 MRG app?

The B737 MRG is a professional reference application designed for airline pilots flying the Boeing 737. It offers comprehensive guidance on handling over 300 different non-normal situations, providing system notes, practical advice, and detailed illustrations.

### What kind of content does the app include?

The app includes over 300 non-normal procedures, system notes, practical advice for ground and flight scenarios, and more than 2,200 illustrations, logic gates, lights, and schematics. It covers all editions of the Boeing 737 (CL, NG, MAX).

### How much does the B737 MRG app cost?

The app offers a free download to review demo pages. Full access to all content requires a paid subscription, which costs approximately one dollar/euro per month. The exact price is displayed in the app and may vary based on local taxes.

### Can I use my subscription on multiple devices?

Yes, a single subscription can be used on multiple devices, including phones and tablets, as long as they are linked to the same app store account. This allows for convenient access across your personal devices.

### What are the use cases for the B737 MRG app?

The primary use case is for airline pilots to quickly access and understand procedures for handling non-normal situations during Boeing 737 operations. It serves as a valuable tool for training, recurrent learning, and real-time reference during flights.

## Version history (last 5 releases)

### 9.3.2 — 2026-07-02

- Previous / Next: Swipe left or right on any checklist to move directly to the previous or next checklist.
- Scribble Notes: You can now write notes and markup text through scribbling.

### 9.3.1 — 2026-03-24

Performance improvements and bug fixes.

### 9.3 — 2026-01-16

- Bug Fixes and Performance Optimizations.

### 9.2 — 2025-11-08

The new Power Directory centralizes all circuit breakers and electrical buses for the 737-CL/NG/MAX in different layouts with search function.

### 9.1 — 2025-10-13

New feature: 
   - Memory Items
   - Limitations

## Apps similar to B737 MRG

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [Boeing 737 NG Diagrams](https://appshunter.io/ios/app/boeing-737-ng-diagrams/id794795073) | 4.9 (321) | $19.99 | Education |
| [737 Master Caution](https://appshunter.io/ios/app/737-master-caution/id6455042070) | 4.3 (6) | Free | Education |
| [737 Handbook](https://appshunter.io/ios/app/737-handbook/id1482597031) | 4.8 (245) | Free | Education |
| [Boeing 737 FMC CDU](https://appshunter.io/ios/app/boeing-737-fmc-cdu/id6503940647) | 1.0 (4) | Free | Education |
| [B737 Performance Handbook](https://appshunter.io/ios/app/b737-performance-handbook/id871314271) | 5.0 (9) | Free | Education |
| [B737 Cockpit Companion](https://appshunter.io/ios/app/b737-cockpit-companion/id574292473) | 4.9 (708) | $69.99 | Education |

## More apps by MCC (BV)

- [mccPILOTLOG](https://appshunter.io/ios/app/mccpilotlog/id421126408)
- [波音737 MRG](https://appshunter.io/ios/app/737-mrg/id572047192)

All apps by MCC (BV): https://appshunter.io/developer/421126411

## Related topics

[b737 mrg](https://appshunter.io/ios/topics/b737-mrg) · [737 handbook](https://appshunter.io/ios/topics/737-handbook) · [b737](https://appshunter.io/ios/topics/b737) · [boeing 737](https://appshunter.io/ios/topics/boeing-737) · [737 publishing s.r.o.](https://appshunter.io/ios/topics/737-publishing-s-r-o) · [737 master caution](https://appshunter.io/ios/topics/737-master-caution) · [b737 checklist](https://appshunter.io/ios/topics/b737-checklist) · [b737 limitations](https://appshunter.io/ios/topics/b737-limitations) · [737](https://appshunter.io/ios/topics/737) · [b737 performance handbook](https://appshunter.io/ios/topics/b737-performance-handbook) · [boeing 737 fmc cdu](https://appshunter.io/ios/topics/boeing-737-fmc-cdu) · [b737 qrg](https://appshunter.io/ios/topics/b737-qrg) · [b737 alerts](https://appshunter.io/ios/topics/b737-alerts) · [boeing 737 systems](https://appshunter.io/ios/topics/boeing-737-systems) · [b737 pro](https://appshunter.io/ios/topics/b737-pro)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-26.*