# Visuallusion vs Pegasus3DFootScan

The clearest difference is update cadence: Pegasus3DFootScan at every 4 months against Visuallusion's every 8 months. Visuallusion's advantage is iOS requirement (12.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Visuallusion ships an update every 8 months, Pegasus3DFootScan every 4 months. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Visuallusion | Pegasus3DFootScan |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/visuallusion/id406375240/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 4 months** |
| Monetization | Free | — |
| Size | 2 MB | 127 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Thom Oostendorp](https://appshunter.io/developer/406375243) | [TechMed 3D](https://appshunter.io/developer/964196047) |

## What reviewers say

### Visuallusion

[App page](https://appshunter.io/ios/app/visuallusion/id406375240)

Explore how the brain processes information through a collection of visual illusions. Learn about neuronal explanations for these phenomena, aiding understanding of neural information processing. This app is utilized in medical education.

**Highlights:** Interactive visual illusions, Neuronal explanations, Information processing insights, Medical education tool, Understanding the visual system

**Features:** macOS Compatibility

**In-app purchases:** none


### Pegasus3DFootScan

[App page](https://appshunter.io/ios/app/pegasus3dfootscan/id1580577413)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Visuallusion free?

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

### Is Pegasus3DFootScan free?

Pegasus3DFootScan is free to download, with no in-app purchases.

### Do Visuallusion or Pegasus3DFootScan have ads?

Neither Visuallusion nor Pegasus3DFootScan shows ads.

### Which is updated more often, Visuallusion or Pegasus3DFootScan?

Visuallusion ships an update every 8 months, and Pegasus3DFootScan every 4 months. Most recently, Visuallusion was updated on November 1, 2026 and Pegasus3DFootScan on November 3, 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.*