Comparison

CTvox vs Radio Interactive

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

Head to head
About

CTvox

Visualize volumetric data in 3D on your iOS device. This app uses volume rendering to allow interactive exploration of 3D voxel data like CT and MRI scans. It provides an intuitive way to view complex scientific datasets.

Highlights
  • 3D volumetric data visualization
  • Volume rendering technique
  • Interactive exploration of 3D voxel data
  • Supports CT and MRI scans
  • Intuitive data interpretation
Features
Read full description

CTvox brings 3D visualization of volumetric data using volume rendering to your iOS device. Volume rendering is a visualization technique that allows intuitive and interactive exploration of 3D voxel data by selectively introducing transparency and color. Examples of 3D voxel data include (micro-)CT and MRI scans and synthetic data resulting from numeric computations.

About

Radio Interactive

Read full description

Become the radiologist you aspire to be Learn smarter. Train deeper. Grow faster. For every level, in 18 languages. Radio Interactive gives you your personal AI Tutor, Trainer and Mentor — designed by radiologists, for radiologists. Train with authentic clinical cases, receive instant expert-level feedback, and master the skills that truly set you apart. Anytime. Anywhere. From medical student to specialist. Why radiologists train with us • Real clinical cases with high-resolution X-ray, CT and MRI • Adaptive AI tutoring — interactive, not passive • Free-text case discussions (no multiple choice) • Personalized learning paths — identify and close your gaps • Daily micro-learning — progress even on busy shifts • Made in Germany — medical accuracy, privacy and trust Learn radiology as it’s practiced • Make findings, write reports and justify your reasoning • Ask follow-up questions and explore topics in depth • Receive tailored feedback and helpful hints • Build diagnostic confidence case by case Your journey to radiologic excellence starts here. For medical students, residents and board-certified radiologists. No matter your goal — exam preparation, upskilling or career development — your AI mentor supports your learning, thinking and growth. Download now and unlock the potential of modern AI in radiology. Start for free. Go Pro if you want to.

Screenshots

CTvox1 screens
Radio Interactive4 screens

Verdict

The call

The clearest difference is update cadence: Radio Interactive at every 4 months against CTvox's every 8 months. CTvox's advantage is iOS requirement (8.0 vs 13.0). 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

CTvox ships an update every 8 months, Radio Interactive every 4 months. The most recent releases landed on October 6, 2026 and October 17, 2026 respectively.

Scorecard2 real differences · 7 level
CTvox versus Radio Interactive: the parameters behind the verdict, then further details
ParameterCTvoxRadio Interactive
PriceFreeFree
Rating5.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequencyEvery 8 monthsEvery 4 months — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS8.0 — better13.0
Further details — not scored
Size9 MB39 MB
Age rating4+17+
DeveloperBruker microCTRadio Interactive GmbH

In-app purchases

None

CTvox

No in-app purchases

None

Radio Interactive

No in-app purchases

Questions

Is CTvox free?
CTvox is free to download, with no in-app purchases.
Is Radio Interactive free?
Radio Interactive is free to download, with no in-app purchases.
Do CTvox or Radio Interactive have ads?
Neither CTvox nor Radio Interactive shows ads.
Which is updated more often, CTvox or Radio Interactive?
CTvox ships an update every 8 months, and Radio Interactive every 4 months. Most recently, CTvox was updated on October 6, 2026 and Radio Interactive on October 17, 2026.

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