# Radiology CT Viewer vs CT

The clearest difference is review sentiment: CT at 100% against Radiology CT Viewer's 60%. CT also leads on rating (4.5 vs 4.2). Radiology CT Viewer's advantage is ads (none vs shown) and monetization model (free vs ad-supported). On price, ratings volume, update cadence and in-app purchases there is nothing between them.

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

CT holds the better App Store score, 4.5 against 4.2. Both are backed by a comparable volume of ratings — 12 and 12 respectively. Written reviews point the same way: 60% of Radiology CT Viewer's written reviews are positive against 100% of CT's.

Radiology CT Viewer ships an update every 7 months, CT every 12 months. The most recent releases landed on October 24, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Radiology CT Viewer | CT |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.2 (12 ratings)](https://appshunter.io/ios/app/radiology-ct-viewer/id1185171507/reviews) | **[4.5 (12 ratings)](https://appshunter.io/ios/app/ct-computed-tomography/id1562592280/reviews)** |
| Number of ratings | 12 | 12 |
| Positive reviews | 60.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 7 months** | Every 12 months |
| Monetization | **Free** | Ad-supported |
| Size | 113 MB | 55 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 12+ |
| Developer | [Lieu Duong](https://appshunter.io/developer/1657425589) | [Fabricio Tarter](https://appshunter.io/developer/1533271635) |

## What reviewers say

### Radiology CT Viewer

[App page](https://appshunter.io/ios/app/radiology-ct-viewer/id1185171507)

Explore cross-sectional human anatomy with interactive CT scans. This educational tool covers head, neck, chest, and abdomen & pelvis exams. It's designed for learning and not for diagnostic purposes.

**Highlights:** Interactive CT scan viewing, Cross-sectional anatomy exploration, CT Head scans, CT Neck scans, CT Chest scans, CT Abdomen & Pelvis scans

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

**In-app purchases:** none


### CT

[App page](https://appshunter.io/ios/app/ct-computed-tomography/id1562592280)

This app provides a didactic and effective way for students, radiologists, and bio-image graduates to learn and reinforce their knowledge of computed tomography protocols. It features a human body model with selectable protocols, detailing essential information for each study.

**Highlights:** Human body model for protocol selection, Detailed protocol information, Indications and preparation guidance, Scout view and FOV details, Cut thickness and gap information, Window settings and reconstruction plans, Protocol-specific images

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

**In-app purchases:** none


## Frequently asked questions

### Is Radiology CT Viewer free?

Radiology CT Viewer is free to download, with no in-app purchases.

### Is CT free?

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

### Which has better reviews, Radiology CT Viewer or CT?

CT is rated higher. Radiology CT Viewer averages 4.2 out of 5 from 12 ratings, while CT averages 4.5 from 12 ratings.

### Do Radiology CT Viewer or CT have ads?

CT shows ads; Radiology CT Viewer does not.

### Which is updated more often, Radiology CT Viewer or CT?

Radiology CT Viewer ships an update every 7 months, and CT every 12 months. Most recently, Radiology CT Viewer was updated on October 24, 2026 and CT on October 31, 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.*