# CT vs Agenda Dr

The clearest difference is ads: Agenda Dr at none against CT's shown. Agenda Dr also leads on update cadence (fortnightly vs every 12 months). CT's advantage is iOS requirement (13.0 vs 18.5). On price, 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.

CT ships an update every 12 months, Agenda Dr fortnightly. The most recent releases landed on October 24, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | CT | Agenda Dr |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (12 ratings)](https://appshunter.io/ios/app/ct-computed-tomography/id1562592280/reviews)** | — |
| Number of ratings | **12** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 12 months | **Fortnightly** |
| Monetization | Ad-supported | — |
| Size | 55 MB | 3 MB |
| Requires iOS | **13.0** | 18.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 17+ |
| Developer | [Fabricio Tarter](https://appshunter.io/developer/1533271635) | [Luis Enrique Valadez Morales](https://appshunter.io/developer/1798362563) |

## What reviewers say

### 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


### Agenda Dr

[App page](https://appshunter.io/ios/app/agenda-dr/id6768444707)

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

**In-app purchases:** none


## Frequently asked questions

### Is CT free?

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

### Is Agenda Dr free?

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

### Do CT or Agenda Dr have ads?

CT shows ads; Agenda Dr does not.

### Which is updated more often, CT or Agenda Dr?

CT ships an update every 12 months, and Agenda Dr fortnightly. Most recently, CT was updated on October 24, 2026 and Agenda Dr on October 28, 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.*