# EASA Part 66 Exam Trainer vs JetTurbineRocketEngine

The clearest difference is in-app purchases: JetTurbineRocketEngine at none against EASA Part 66 Exam Trainer's 10. JetTurbineRocketEngine also leads on ratings volume (26 vs 6) and iOS requirement (11.0 vs 15.0). EASA Part 66 Exam Trainer's advantage is ads (none vs shown). On price, rating, review sentiment and device support there is nothing between them.

Both are free to download. EASA Part 66 Exam Trainer sells 10 one-off in-app purchases. JetTurbineRocketEngine asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.8 for EASA Part 66 Exam Trainer against 4.7 for JetTurbineRocketEngine. Both are backed by a comparable volume of ratings — 6 and 26 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

## The numbers

| Metric | EASA Part 66 Exam Trainer | JetTurbineRocketEngine |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (6 ratings)](https://appshunter.io/ios/app/easa-part-66-exam-trainer/id1477203089/reviews)** | [4.7 (26 ratings)](https://appshunter.io/ios/app/jetturbinerocketengine/id6444016318/reviews) |
| Number of ratings | 6 | **26** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 7 months | — |
| Monetization | **Free** | Ad-supported |
| Size | 79 MB | 91 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [David Alexander Hansen](https://appshunter.io/developer/1216586088) | [Renzo Macedo](https://appshunter.io/developer/1403943580) |

## What reviewers say

### EASA Part 66 Exam Trainer

[App page](https://appshunter.io/ios/app/easa-part-66-exam-trainer/id1477203089)

Prepare for EU Part 66 aircraft maintenance engineer exams with over 750 multiple-choice questions across various modules. This app serves as a supplementary training tool for classroom learning, allowing you to practice on the go.

**Highlights:** Over 750 multiple-choice questions, Covers multiple EU Part 66 modules, B1.1 / A1 exam preparation, Supplementary training tool, Practice on the go, Developed by skilled engineers

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Module 5 for the Part 66 exam | $0.99 | one-time |
| Module 6 for the Part 66 exam | $0.99 | one-time |
| Module 7 for the Part 66 exam | $0.99 | one-time |
| Module 8 for the Part 66 exam | $0.99 | one-time |
| Module 10 for the Part 66 exam | $0.99 | one-time |
| Module 15 for the Part 66 exam | $0.99 | one-time |
| Module 9 for the Part 66 exam | $0.99 | one-time |
| Module 11A for the Part 66 exam | $0.99 | one-time |
| Module 4 for the Part 66 exam | $0.99 | one-time |
| Unlock all modules forever | $2.99 | one-time |


### JetTurbineRocketEngine

[App page](https://appshunter.io/ios/app/jetturbinerocketengine/id6444016318)

Explore the inner workings of jet and rocket engines with detailed animated models. Understand the principal parts and operational modes of these complex propulsion systems. This educational app provides a clear, visual explanation of aerospace technology.

**Highlights:** Animated Jet Engine model, Animated Rocket/Cryogenic Engine model, Explains principal parts, Acceleration mode, Transparent mode, Rotate View

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is EASA Part 66 Exam Trainer free?

EASA Part 66 Exam Trainer is free to download, with in-app purchases available.

### Is JetTurbineRocketEngine free?

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

### Which has better reviews, EASA Part 66 Exam Trainer or JetTurbineRocketEngine?

EASA Part 66 Exam Trainer is rated higher. EASA Part 66 Exam Trainer averages 4.8 out of 5 from 6 ratings, while JetTurbineRocketEngine averages 4.7 from 26 ratings.

### Do EASA Part 66 Exam Trainer or JetTurbineRocketEngine have ads?

JetTurbineRocketEngine shows ads; EASA Part 66 Exam Trainer does not.

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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.*