Comparison

Visuallusion vs Pegasus3DFootScan

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Visuallusion

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
Read full description

Visuallusion uses visual illusions to explain how information is processed by the brain. The user can choose from a list of visual illusions. Instructions on what to look for are provided, and the illusion is shown. Explanation of the illusion on a neuronal level is provided, which will assist the user in understanding the basics of neural information processing in the human brain. Vissuallusion is used at the St. Radboud Medical School in Nijmegen, the Netherlands, in a course on the visual system.

About

Pegasus3DFootScan

Features
Read full description

Pegasus has adapted a new form of scanning technology for the next generation of true 3D foot capture. Using an IR laser projection of points run on the Apple iOS platform we can now convert digital foot-scan data extracted using our lab specific foot scanning APP directly into our exclusive CAD CAM custom orthotic software. Pegasus can now provide the clinical practitioner with a low cost, portable, wireless, true 3D scanning option that facilities instant digital foot and prescription transmission to our lab within seconds. The scanning APP will capture true, 3D foot anatomy for exact locating of custom accommodations that may be required for certain foot pathologies. Our aim is to provide a seamless, digital gateway and give you access, to what we believe at Pegasus is the most accurate, advanced, versatile, custom made foot orthotic foot currently on the market. Speed, accuracy, results!

Screenshots

Visuallusion4 screens
Pegasus3DFootScan1 screens

Verdict

The call

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.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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

UpkeepUpdate frequency

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.

Scorecard2 real differences · 8 level
Visuallusion versus Pegasus3DFootScan: the parameters behind the verdict, then further details
ParameterVisuallusionPegasus3DFootScan
PriceFreeFree
Rating5.0 (1 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings1 — better—
Update frequencyEvery 8 monthsEvery 4 months — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.0 — better15.0
Further details — not scored
Size2 MB127 MB
Age rating4+17+
DeveloperThom OostendorpTechMed 3D

In-app purchases

None

Visuallusion

No in-app purchases

None

Pegasus3DFootScan

No in-app purchases

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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