# iWindTurbine vs Brainapse

The clearest difference is rating: Brainapse at 3.7 against iWindTurbine's 2.3. Brainapse also leads on update cadence (every 3 months vs every 48 months) and ratings volume (26 vs 3). iWindTurbine's advantage is price ($0.99 vs $1.99). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

iWindTurbine costs $0.99 and Brainapse $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Brainapse holds the better App Store score, 3.7 against 2.3. That said, the two scores are not equally well evidenced: Brainapse has 26 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 33% of iWindTurbine's written reviews are positive against 44% of Brainapse's.

iWindTurbine ships an update every 48 months, Brainapse every 3 months. The most recent releases landed on November 1, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | iWindTurbine | Brainapse |
| --- | --- | --- |
| Price | **$0.99** | $1.99 |
| Rating | [2.3 (3 ratings)](https://appshunter.io/ios/app/iwindturbine/id424498956/reviews) | **[3.7 (26 ratings)](https://appshunter.io/ios/app/brainapse/id1389099583/reviews)** |
| Number of ratings | 3 | **26** |
| Positive reviews | 33.3% of reviews | **43.8% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 48 months | **Every 3 months** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 6 MB | 300 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | +4 | 4+ |
| Developer | [Motionics LLC](https://appshunter.io/developer/424498959) | [Indiavidual Learning Limited](https://appshunter.io/developer/1460790283) |

## What reviewers say

### iWindTurbine

[App page](https://appshunter.io/ios/app/iwindturbine/id424498956)

Simulate building and operating a wind turbine to calculate its electricity generation potential. Input various parameters like rotor diameter and wind speed to determine the power output and how many homes can be powered.

**Highlights:** Calculate electricity power generated, Determine number of houses powered, Manage metric and imperial units, Calculate nominal and annual output power, Adjustable annual house electricity consumption, Calculate blades swept area

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

**In-app purchases:** none


### Brainapse

[App page](https://appshunter.io/ios/app/brainapse/id1389099583)

Explore the human brain in augmented reality, transforming your device into an interactive learning tool. Discover skull evolution, delve into the frontal lobe, and witness neurons in action. Engage with immersive AR experiences to understand how the brain processes senses and communicates.

**Highlights:** Explore skull and brain in AR, Witness skull evolution, Discover frontal lobe functions, Visualize neurons in action, Interactive sensory experiences, Learn about brain evolution timeline

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is iWindTurbine free?

iWindTurbine costs $0.99, with no in-app purchases.

### Is Brainapse free?

Brainapse costs $1.99, with no in-app purchases.

### Which has better reviews, iWindTurbine or Brainapse?

Brainapse is rated higher. iWindTurbine averages 2.3 out of 5 from 3 ratings, while Brainapse averages 3.7 from 26 ratings.

### Do iWindTurbine or Brainapse have ads?

Neither iWindTurbine nor Brainapse shows ads.

### Which is updated more often, iWindTurbine or Brainapse?

iWindTurbine ships an update every 48 months, and Brainapse every 3 months. Most recently, iWindTurbine was updated on November 1, 2026 and Brainapse on October 29, 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.*