# Boeing 787 Training Guide PRO vs Watersmart Mobile

The clearest difference is price: Watersmart Mobile at Free against Boeing 787 Training Guide PRO's $24.99. Watersmart Mobile also leads on update cadence (every 4 days vs every 10 months). Boeing 787 Training Guide PRO's advantage is rating (5.0 vs 1.0) and ratings volume (6 vs 1). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Watersmart Mobile is free to download; Boeing 787 Training Guide PRO costs $24.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Boeing 787 Training Guide PRO holds the better App Store score, 5.0 against 1.0. That said, the two scores are not equally well evidenced: Boeing 787 Training Guide PRO has 6 ratings behind it against 1, so its average is the more settled of the two.

Boeing 787 Training Guide PRO ships an update every 10 months, Watersmart Mobile every 4 days. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Boeing 787 Training Guide PRO | Watersmart Mobile |
| --- | --- | --- |
| Price | $24.99 | **Free** |
| Rating | **[5.0 (6 ratings)](https://appshunter.io/ios/app/boeing-787-training-guide-pro/id1611213369/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/watersmart-mobile/id6807075103/reviews) |
| Number of ratings | **6** | 1 |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 4 days** |
| Monetization | Paid | **Free** |
| Size | 704 MB | 86 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Gustavo Legarreta](https://appshunter.io/developer/1506804238) | [wilsonj pena](https://appshunter.io/developer/6807075105) |

## 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


### Watersmart Mobile

[App page](https://appshunter.io/ios/app/watersmart-mobile/id6807075103)

Dispense purified water directly from your phone. Connect to San Jerónimo Ecotech machines, manage your balance, track usage, and locate nearby water points on a map.

**Highlights:** Dispense water via mobile, Connect to San Jerónimo Ecotech machines, Manage account balance, Track water consumption, Locate water points on map

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

**In-app purchases:** none


## Frequently asked questions

### Is Boeing 787 Training Guide PRO free?

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

### Is Watersmart Mobile free?

Watersmart Mobile is free to download, with no in-app purchases.

### Which has better reviews, Boeing 787 Training Guide PRO or Watersmart Mobile?

Boeing 787 Training Guide PRO is rated higher. Boeing 787 Training Guide PRO averages 5.0 out of 5 from 6 ratings, while Watersmart Mobile averages 1.0 from 1 ratings.

### Do Boeing 787 Training Guide PRO or Watersmart Mobile have ads?

Neither Boeing 787 Training Guide PRO nor Watersmart Mobile shows ads.

### Which is updated more often, Boeing 787 Training Guide PRO or Watersmart Mobile?

Boeing 787 Training Guide PRO ships an update every 10 months, and Watersmart Mobile every 4 days. Most recently, Boeing 787 Training Guide PRO was updated on November 3, 2026 and Watersmart Mobile 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.*