# B737 CDU vs 737 NG FMS Tutorial

The clearest difference is review sentiment: 737 NG FMS Tutorial at 100% against B737 CDU's 43%. 737 NG FMS Tutorial also leads on rating (4.3 vs 2.0) and ratings volume (8 vs 2). B737 CDU's advantage is price ($7.99 vs $29.99) and iOS requirement (8.0 vs 16.1). On update cadence, ads, in-app purchases and monetization model there is nothing between them.

B737 CDU costs $7.99 and 737 NG FMS Tutorial $29.99 up front. Neither carries in-app purchases, so what you see is what you pay.

737 NG FMS Tutorial holds the better App Store score, 4.3 against 2.0. Both are backed by a comparable volume of ratings — 2 and 8 respectively. Written reviews point the same way: 43% of B737 CDU's written reviews are positive against 100% of 737 NG FMS Tutorial's.

B737 CDU ships an update every 2 months, 737 NG FMS Tutorial monthly. The most recent releases landed on October 15, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | B737 CDU | 737 NG FMS Tutorial |
| --- | --- | --- |
| Price | **$7.99** | $29.99 |
| Rating | [2.0 (2 ratings)](https://appshunter.io/ios/app/b737-cdu/id1522267697/reviews) | **[4.3 (8 ratings)](https://appshunter.io/ios/app/737-ng-fms-tutorial/id6451326145/reviews)** |
| Number of ratings | 2 | **8** |
| Positive reviews | 42.9% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | Paid | Paid |
| Size | 43 MB | 3 MB |
| Requires iOS | **8.0** | 16.1 |
| Devices | iPad | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Kun-Woo Go](https://appshunter.io/developer/1775137171) | [Terence Way](https://appshunter.io/developer/1576081195) |

## What reviewers say

### B737 CDU

[App page](https://appshunter.io/ios/app/b737-cdu/id1522267697)

This app simulates a Boeing 737 CDU, allowing users to explore its pages and enter data. It's designed for pilots preparing for flights or seeking a refresher on CDU operations. The tool offers touch screen navigation and access to FMC and ACARS pages.

**Highlights:** Simulates 737 CDU interface, Explore FMC and ACARS pages, Touch screen navigation, Data entry for CDU, Useful for pilot training

**Features:** macOS Compatibility

**In-app purchases:** none


### 737 NG FMS Tutorial

[App page](https://appshunter.io/ios/app/737-ng-fms-tutorial/id6451326145)

Learn the complete pre-flight procedures for a Boeing 737 NG, guided by an experienced pilot and instructor. Explore less common flight scenarios like holds and alternates with a full-featured emulator.

**Highlights:** Comprehensive pre-flight sequence training, Expert instruction from a Boeing 737 pilot, Full-featured flight management system emulator, Learn holds and alternates, Hawaii to Los Angeles flight scenario

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

**In-app purchases:** none


## Frequently asked questions

### Is B737 CDU free?

B737 CDU costs $7.99, with no in-app purchases.

### Is 737 NG FMS Tutorial free?

737 NG FMS Tutorial costs $29.99, with no in-app purchases.

### Which has better reviews, B737 CDU or 737 NG FMS Tutorial?

737 NG FMS Tutorial is rated higher. B737 CDU averages 2.0 out of 5 from 2 ratings, while 737 NG FMS Tutorial averages 4.3 from 8 ratings.

### Do B737 CDU or 737 NG FMS Tutorial have ads?

Neither B737 CDU nor 737 NG FMS Tutorial shows ads.

### Which is updated more often, B737 CDU or 737 NG FMS Tutorial?

B737 CDU ships an update every 2 months, and 737 NG FMS Tutorial monthly. Most recently, B737 CDU was updated on October 15, 2026 and 737 NG FMS Tutorial on October 19, 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.*