# B737 MRG vs VRflow B737NG

The clearest difference is review sentiment: B737 MRG at 81% against VRflow B737NG's 0%. B737 MRG also leads on rating (4.9 vs 3.2) and ratings volume (299 vs 6). VRflow B737NG's advantage is monetization model (freemium vs subscription). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. B737 MRG sells 1 in-app purchase, starting at $9.99 per year and VRflow B737NG sells 1 in-app purchase, starting at $22.49 per month. Whichever you choose, the download price is not the number that matters.

B737 MRG holds the better App Store score, 4.9 against 3.2. That said, the two scores are not equally well evidenced: B737 MRG has 299 ratings behind it against 6, so its average is the more settled of the two. Written reviews point the same way: 81% of B737 MRG's written reviews are positive against 0% of VRflow B737NG's.

B737 MRG ships an update every 2 months, VRflow B737NG every 3 months. The most recent releases landed on October 21, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | B737 MRG | VRflow B737NG |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (299 ratings)](https://appshunter.io/ios/app/b737-mrg/id481163421/reviews)** | [3.2 (6 ratings)](https://appshunter.io/ios/app/vrflow-b737ng/id1619977611/reviews) |
| Number of ratings | **299** | 6 |
| Positive reviews | **81.3% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | Subscription | **Freemium** |
| Size | 95 MB | 912 MB |
| Requires iOS | 16.6 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [MCC (BV)](https://appshunter.io/developer/421126411) | [VRpilot ApS](https://appshunter.io/developer/1549637695) |

## What reviewers say

### B737 MRG

[App page](https://appshunter.io/ios/app/b737-mrg/id481163421)

This professional reference app provides airline pilots with detailed guidance and practical advice for handling over 300 non-normal situations on the Boeing 737. It includes extensive system notes, illustrations, logic gates, and schematics to aid in-flight and ground operations.

**Highlights:** 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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Yearly Subscription | $9.99 | per year |

**What reviewers like**

- 🚀 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

**What reviewers complain about**

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

**Reported bugs**

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

**Requested features**

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


### VRflow B737NG

[App page](https://appshunter.io/ios/app/vrflow-b737ng/id1619977611)

An interactive cockpit procedure trainer for the B737 NG, designed to enhance learning for type ratings, sim checks, and MCC courses. It offers detailed procedural training, system familiarization, and multi-crew simulation.

**Highlights:** Interactive cockpit procedure training, Normal procedures and memory items, Cockpit familiarization/Explore Mode, Multi-crew training with automatic crew member, Dynamic checklists and step-by-step explanations, Realistic aircraft systems and flight deck modeling

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| B737NG monthly subscription | $22.49 | per month |


## Frequently asked questions

### Is B737 MRG free?

B737 MRG is free to download, with in-app purchases available.

### Is VRflow B737NG free?

VRflow B737NG is free to download, with in-app purchases available.

### Which has better reviews, B737 MRG or VRflow B737NG?

B737 MRG is rated higher. B737 MRG averages 4.9 out of 5 from 299 ratings, while VRflow B737NG averages 3.2 from 6 ratings.

### Do B737 MRG or VRflow B737NG have ads?

Neither B737 MRG nor VRflow B737NG shows ads.

### Which is updated more often, B737 MRG or VRflow B737NG?

B737 MRG ships an update every 2 months, and VRflow B737NG every 3 months. Most recently, B737 MRG was updated on October 21, 2026 and VRflow B737NG on October 16, 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.*