# iRadTech HD vs RX

The clearest difference is rating: RX at 4.6 against iRadTech HD's 3.3. RX also leads on review sentiment (90% vs 50%) and in-app purchases (none vs 1). iRadTech HD's advantage is ads (none vs shown). On price, monetization model and iOS requirement there is nothing between them.

Both are free to download. iRadTech HD sells 1 one-off in-app purchase. RX asks for nothing beyond the download.

RX holds the better App Store score, 4.6 against 3.3. That said, the two scores are not equally well evidenced: RX has 70 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 50% of iRadTech HD's written reviews are positive against 90% of RX's.

iRadTech HD ships an update every 19 months, RX every 6 months. The most recent releases landed on October 23, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | iRadTech HD | RX |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.3 (4 ratings)](https://appshunter.io/ios/app/iradtech-hd/id473487610/reviews) | **[4.6 (70 ratings)](https://appshunter.io/ios/app/rx-radiographic-positioning/id1533271633/reviews)** |
| Number of ratings | 4 | **70** |
| Positive reviews | 50.0% of reviews | **90.4% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 19 months | **Every 6 months** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 120 MB | 78 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [Ballinger and Bruckner, LLP](https://appshunter.io/developer/692079862) | [Fabricio Tarter](https://appshunter.io/developer/1533271635) |

## What reviewers say

### iRadTech HD

[App page](https://appshunter.io/ios/app/iradtech-hd/id473487610)

A radiographic positioning guide for medical imaging professionals and students. It offers detailed instructions, image quality points, and technical factors for various positions, with an initial free version and an in-app purchase to unlock full content.

**Highlights:** Radiographic positioning guide, Detailed instructions, Image quality points, Suggested technical factors, Expandable images and radiographs, Notes panel for each position

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| iRadTech HD unlock exams | $24.99 | one-time |


### RX

[App page](https://appshunter.io/ios/app/rx-radiographic-positioning/id1533271633)

Learn and visualize radiographic positioning for various body parts. This app provides technical details like patient position, chassis, focus, and utility for effective study. It offers visual examples to make learning more intuitive and enjoyable.

**Highlights:** Patient positioning guides, Technical factor details, Chassis and focus information, Visual radiograph examples, Intuitive study methods

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

**In-app purchases:** none

**What reviewers like**

- 👍 Very useful app
- 👍 Great for learning
- 👍 Good for quick doubts
- 👍 Helpful for beginners
- 👍 Clear and concise

**What reviewers complain about**

- 😠 Annoying ads
- 😠 Too many ads
- 😠 Ads make it unusable
- 😠 No offline option
- 😠 Ads appear during use

**Reported bugs**

- App not working without Wi-Fi
- Screen turns black when viewing positions
- All body parts showing 'skull' initially

**Requested features**

- Include veterinary radiology
- Add Italian language option
- Add finger X-rays (Roberts, thumb)
- Option for offline use
- Paid version to remove ads


## Frequently asked questions

### Is iRadTech HD free?

iRadTech HD is free to download, with in-app purchases available.

### Is RX free?

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

### Which has better reviews, iRadTech HD or RX?

RX is rated higher. iRadTech HD averages 3.3 out of 5 from 4 ratings, while RX averages 4.6 from 70 ratings.

### Do iRadTech HD or RX have ads?

RX shows ads; iRadTech HD does not.

### Which is updated more often, iRadTech HD or RX?

iRadTech HD ships an update every 19 months, and RX every 6 months. Most recently, iRadTech HD was updated on October 23, 2026 and RX on October 27, 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.*