# Boeing 777 FMC CDU vs Math Gallery

The clearest difference is in-app purchases: Math Gallery at none against Boeing 777 FMC CDU's 3. Math Gallery also leads on update cadence (every 2 days vs fortnightly). Boeing 777 FMC CDU's advantage is iOS requirement (13.0 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. Boeing 777 FMC CDU sells 3 in-app purchases, starting at $11.99 per month. Math Gallery asks for nothing beyond the download.

Boeing 777 FMC CDU ships an update fortnightly, Math Gallery every 2 days. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Boeing 777 FMC CDU | Math Gallery |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/boeing-777-fmc-cdu/id6741680855/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 2 days** |
| Monetization | Free with in-app purchases | — |
| Size | 43 MB | 11 MB |
| Requires iOS | **13.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [IT Consult Solutions](https://appshunter.io/developer/1779476252) | [Naoki Chiba](https://appshunter.io/developer/1895372512) |

## What reviewers say

### Boeing 777 FMC CDU

[App page](https://appshunter.io/ios/app/boeing-777-fmc-cdu/id6741680855)

This app helps aspiring pilots master the Boeing 777 Flight Management Computer Control Display Unit. It offers comprehensive FMC CDU pages and support features to prepare for type rating training. Designed for pilots of all experience levels, it aims to enhance aviation knowledge.

**Highlights:** Unlock all FMC CDU pages, Tailored for type rating training, Intuitive features, Extensive view, WhatsApp support

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PRO Features 1 | $11.99 | per month |
| PRO Features 2 | $21.99 | per 2 months |
| PRO Features 3 | $29.99 | per 3 months |


### Math Gallery

[App page](https://appshunter.io/ios/app/math-gallery-visual-math/id6818462769)

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

**In-app purchases:** none


## Frequently asked questions

### Is Boeing 777 FMC CDU free?

Boeing 777 FMC CDU is free to download, with in-app purchases available.

### Is Math Gallery free?

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

### Do Boeing 777 FMC CDU or Math Gallery have ads?

Neither Boeing 777 FMC CDU nor Math Gallery shows ads.

### Which is updated more often, Boeing 777 FMC CDU or Math Gallery?

Boeing 777 FMC CDU ships an update fortnightly, and Math Gallery every 2 days. Most recently, Boeing 777 FMC CDU was updated on October 30, 2026 and Math Gallery on October 31, 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.*