# Boeing 787 Training Guide PRO vs Q400

The clearest difference is price: Q400 at Free against Boeing 787 Training Guide PRO's $24.99. Boeing 787 Training Guide PRO's advantage is in-app purchases (none vs 2) and iOS requirement (15.0 vs 18.6). On ads and device support there is nothing between them.

Q400 is free to download; Boeing 787 Training Guide PRO costs $24.99 up front. Q400 sells 2 in-app purchases, starting at $4.99 per month. Boeing 787 Training Guide PRO asks for nothing beyond the download.

## The numbers

| Metric | Boeing 787 Training Guide PRO | Q400 |
| --- | --- | --- |
| Price | $24.99 | **Free** |
| Rating | **[5.0 (6 ratings)](https://appshunter.io/ios/app/boeing-787-training-guide-pro/id1611213369/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 10 months | — |
| Monetization | Paid | — |
| Size | 704 MB | 10 MB |
| Requires iOS | **15.0** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Gustavo Legarreta](https://appshunter.io/developer/1506804238) | [MacLaren's Studio](https://appshunter.io/developer/549588446) |

## What reviewers say

### Boeing 787 Training Guide PRO

[App page](https://appshunter.io/ios/app/boeing-787-training-guide-pro/id1611213369)

This pilot-curated knowledge base offers over 2,200 questions and explanations for 787 systems and procedures. Create custom tests, filter by topic, and access a comprehensive search database to enhance your aviation studies.

**Highlights:** 2,200+ Q&A with explanations, Custom test creation, Topic filtering (787-8/9), 700+ HD images, Full FCOM search, Unit converter, Dark Mode support

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

**In-app purchases:** none


### Q400

[App page](https://appshunter.io/ios/app/q400-performance/id6758963990)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $4.99 | per month |
| Annual | $29.99 | per year |


## Frequently asked questions

### Is Boeing 787 Training Guide PRO free?

Boeing 787 Training Guide PRO costs $24.99, with no in-app purchases.

### Is Q400 free?

Q400 is free to download, with in-app purchases available.

### Do Boeing 787 Training Guide PRO or Q400 have ads?

Neither Boeing 787 Training Guide PRO nor Q400 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.*