# CTisus iLecture Series 26 vs Basic Radiology

The clearest difference is update cadence: CTisus iLecture Series 26 at every 6 months against Basic Radiology's every 35 months. CTisus iLecture Series 26 also leads on monetization model (free vs free with in-app purchases) and ratings volume (179 vs 4). Basic Radiology's advantage is review sentiment (100% vs 80%) and rating (5.0 vs 4.8). On price, ads, 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.

Basic Radiology holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: CTisus iLecture Series 26 has 179 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 80% of CTisus iLecture Series 26's written reviews are positive against 100% of Basic Radiology's.

CTisus iLecture Series 26 ships an update every 6 months, Basic Radiology every 35 months. The most recent releases landed on October 16, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | CTisus iLecture Series 26 | Basic Radiology |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (179 ratings)](https://appshunter.io/ios/app/ctisus-ilecture-series-26/id570174986/reviews) | **[5.0 (4 ratings)](https://appshunter.io/ios/app/basic-radiology-secondlook/id1259825428/reviews)** |
| Number of ratings | **179** | 4 |
| Positive reviews | 80.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 months** | Every 35 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 5 MB | 30 MB |
| Requires iOS | 15.5 | **9.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Elliot Fishman](https://appshunter.io/developer/399024444) | [The University of Michigan](https://appshunter.io/developer/380339599) |

## What reviewers say

### CTisus iLecture Series 26

[App page](https://appshunter.io/ios/app/ctisus-ilecture-series-26/id570174986)

Access a comprehensive collection of radiology lectures covering 23 diverse topics, organized by organ system and advanced imaging techniques. This app provides an effective way to learn and update your knowledge base with new content added weekly and app updates twice yearly.

**Highlights:** 23 lecture topics, Organ system categorization, Advanced imaging topics, Weekly new lectures, Bi-annual app updates

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

**In-app purchases:** none


### Basic Radiology

[App page](https://appshunter.io/ios/app/basic-radiology-secondlook/id1259825428)

This medical study aid offers a collection of radiographic images for self-testing knowledge of human anatomy and pathologies. Developed by medical faculty, it's designed for students and professionals to evaluate their skills and prepare for exams. All eight specialized slide sets are available for purchase within the app.

**Highlights:** Radiographic image self-testing, Structure and pathology recognition, Eight specialized slide sets, Knowledge gap identification, Exam preparation tool, Developed by medical faculty

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

**In-app purchases:** none


## Frequently asked questions

### Is CTisus iLecture Series 26 free?

CTisus iLecture Series 26 is free to download, with no in-app purchases.

### Is Basic Radiology free?

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

### Which has better reviews, CTisus iLecture Series 26 or Basic Radiology?

Basic Radiology is rated higher. CTisus iLecture Series 26 averages 4.8 out of 5 from 179 ratings, while Basic Radiology averages 5.0 from 4 ratings.

### Do CTisus iLecture Series 26 or Basic Radiology have ads?

Neither CTisus iLecture Series 26 nor Basic Radiology shows ads.

### Which is updated more often, CTisus iLecture Series 26 or Basic Radiology?

CTisus iLecture Series 26 ships an update every 6 months, and Basic Radiology every 35 months. Most recently, CTisus iLecture Series 26 was updated on October 16, 2026 and Basic Radiology on October 9, 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.*