# Trans4motor vs Wind Turbine Generator

The clearest difference is review sentiment: Trans4motor at 56% against Wind Turbine Generator's 0%. Trans4motor also leads on ads (none vs shown) and ratings volume (70 vs 9). Wind Turbine Generator's advantage is price (Free vs $2.99) and in-app purchases (none vs 1). On device support there is nothing between them.

Wind Turbine Generator is free to download; Trans4motor costs $2.99 up front. Trans4motor sells 1 one-off in-app purchase. Wind Turbine Generator asks for nothing beyond the download.

Wind Turbine Generator holds the better App Store score, 4.0 against 3.7. That said, the two scores are not equally well evidenced: Trans4motor has 70 ratings behind it against 9, so its average is the more settled of the two. Written reviews complicate that: 56% of Trans4motor's written reviews are positive against 0% of Wind Turbine Generator's, so the app with the better star average is not the one people write more warmly about.

## The numbers

| Metric | Trans4motor | Wind Turbine Generator |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | [3.7 (70 ratings)](https://appshunter.io/ios/app/trans4motor-engine-simulator/id899277186/reviews) | **[4.0 (9 ratings)](https://appshunter.io/ios/app/wind-turbine-generator/id6443993737/reviews)** |
| Number of ratings | **70** | 9 |
| Positive reviews | **56.1% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | — |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 24 MB | 51 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Kitt Peak, Inc.](https://appshunter.io/developer/399507326) | [Renzo Macedo](https://appshunter.io/developer/1403943580) |

## What reviewers say

### Trans4motor

[App page](https://appshunter.io/ios/app/trans4motor-engine-simulator/id899277186)

Explore the mechanics of 4-stroke engines with this interactive simulator. Visualize the transformation of various engine types and understand their internal workings through detailed CG animation. Enhance your knowledge with adjustable settings and realistic engine sound options.

**Highlights:** Multi-cylinder engine transformation, Realistic engine sound (in-app purchase), Accelerator control simulation, Expandable engine library, Custom engine registration and editing, Interactive educational videos

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Add Engine Sound | $1.99 | one-time |


### Wind Turbine Generator

[App page](https://appshunter.io/ios/app/wind-turbine-generator/id6443993737)

Learn about renewable energy through interactive explanations and simulations. Explore internal and external components of aerogenerators and understand how wind speed affects power generation.

**Highlights:** Interactive explanations, Voice narration in English, Real and simulated learning, Internal component details, External component details, Simulated power generation

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Trans4motor free?

Trans4motor costs $2.99, and also offers in-app purchases.

### Is Wind Turbine Generator free?

Wind Turbine Generator is free to download, with no in-app purchases.

### Which has better reviews, Trans4motor or Wind Turbine Generator?

Wind Turbine Generator is rated higher. Trans4motor averages 3.7 out of 5 from 70 ratings, while Wind Turbine Generator averages 4.0 from 9 ratings.

### Do Trans4motor or Wind Turbine Generator have ads?

Wind Turbine Generator shows ads; Trans4motor 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.*