Comparison

Fyous 3D Scanner vs Castra App

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

Head to head
About

Fyous 3D Scanner

Create custom-fit footwear by scanning your feet with your device. This app revolutionizes the orthopaedic footwear industry by reducing production time and costs while enhancing quality and style. Explore designs and purchase bespoke shoes online after scanning.

Highlights
  • 3D foot scanning
  • Custom-fit footwear production
  • Orthopaedic footwear industry innovation
  • Online shop integration
  • Reduced lead-times and costs
Features
Read full description

This app will facilitate the production of fashionable bespoke custom-fit footwear. A revolution needed in the orthopaedic footwear industry. The Fyous manufacturing process will reduce lead-times, costs, and improve on quality and style for those that need bespoke footwear. Scan your feet using the app and then head to the online shop to purchase a style. Or just scan your feet for fun. There is no obligation to purchase after scanning your feet. PLEASE READ. All scans are reviewed by the production team. Don't scan anything but your feet for custom-fit shoes.

About

Castra App

Features
Read full description

The platform where fitness coaches seamlessly manage clients and everyone can discover motivation for free FEATURES: - Log your workout with a simple and easy to use interface - Ready to use workouts to get you started, or get a personalized AI-generated plan the moment you sign up - Hundreds of exercises in our library or create your own - Create your own custom exercises for your workouts - Follow and copy your friends workout - Analyze your workout in details with charts and graphs - Analyze your body measure progress - Lead or join your dream team of athletes, or discover and join public communities and challenges - Manage your clients workouts and track their performance - Send and track check-ins and custom forms with your clients - Find your coach that will help you achieve your dream body, and book their sessions and services directly - Share your workouts and achievements as branded images to Instagram, Facebook and beyond - Chat with your coach or clients in real time ATHLETE: - Unlimited workouts per day - Unlimited custom exercises - Unlimited Graph History - Instantly connect with coaches - Book coaching sessions and services - Join challenges and earn rewards - Support our small team COACH: - Lead your own team of athletes - Manage and organize your clients workouts - Assign and review check-ins and custom forms - Publish bookable services and manage your schedule - Chat with your clients in real time - Support our small team Th Athlete and Coach subscriptions automatically renews if you do not cancel it at least 24 hours before the end of the current subscription period. Your account will be charged for the next subscription period up to 24 hours prior to the current subscription's expiration. You can manage your subscription and disable automatic renewal at any time by adjusting your Apple account settings. You have the right to withdraw from your initial subscription within 14 days of starting it. By purchasing, you accept our Tems & Conditions and Privacy Policy. Terms & Conditions https://castra.app/terms-and-conditions/ Privacy Policy https://castra.app/privacy-policy/ Own your journey!

Screenshots

Fyous 3D Scanner4 screens
Castra App4 screens

Verdict

The call

The clearest difference is in-app purchases: Fyous 3D Scanner at none against Castra App's 4. Castra App's advantage is update cadence (weekly vs every 6 months). On price, ads, device support and iOS requirement there is nothing between them.

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

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. Castra App sells 4 in-app purchases, starting at $4.99 per month. Fyous 3D Scanner asks for nothing beyond the download.

UpkeepUpdate frequency

Fyous 3D Scanner ships an update every 6 months, Castra App weekly. The most recent releases landed on October 9, 2026 and October 22, 2026 respectively.

Scorecard2 real differences ยท 6 level
Fyous 3D Scanner versus Castra App: the parameters behind the verdict, then further details
ParameterFyous 3D ScannerCastra App
PriceFreeFree
Positive reviews75.0% of reviewsโ€”
Update frequencyEvery 6 monthsWeekly โ€” better
AdsNoNo
In-app purchasesNo โ€” betterYes
MonetizationFreeโ€”
DevicesiPhone, iPodiPhone, Apple Watch
Requires iOS15.0 โ€” better16.6
Further details โ€” not scored
Size28 MB66 MB
Age rating4+17+
DeveloperItch Innovation UK LimitedCASTRA APP OOD

In-app purchases

None

Fyous 3D Scanner

No in-app purchases

4 purchases

Castra App

Subscriptions4
  • Athlete Subscription14 Days trial$4.991 Month
  • Coach Monthly Subscription14 Days trial$29.991 Month
  • Athlete Annual Subscription14 Days trial$49.991 Year
Show 1 more
  • Coach Yearly Subscription14 Days trial$269.991 Year

Questions

Is Fyous 3D Scanner free?
Fyous 3D Scanner is free to download, with no in-app purchases.
Is Castra App free?
Castra App is free to download, with in-app purchases available.
Do Fyous 3D Scanner or Castra App have ads?
Neither Fyous 3D Scanner nor Castra App shows ads.
Which is updated more often, Fyous 3D Scanner or Castra App?
Fyous 3D Scanner ships an update every 6 months, and Castra App weekly. Most recently, Fyous 3D Scanner was updated on October 9, 2026 and Castra App on October 22, 2026.

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