# iRadTech HD vs Valve PPM

The clearest difference is review sentiment: Valve PPM at 100% against iRadTech HD's 50%. Valve PPM also leads on rating (5.0 vs 3.3) and in-app purchases (none vs 1). iRadTech HD's advantage is iOS requirement (12.0 vs 15.1). On price, ratings volume and ads there is nothing between them.

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

Valve PPM holds the better App Store score, 5.0 against 3.3. Both are backed by a comparable volume of ratings — 4 and 3 respectively. Written reviews point the same way: 50% of iRadTech HD's written reviews are positive against 100% of Valve PPM's.

iRadTech HD ships an update every 19 months, Valve PPM every 2 months. Both last shipped on October 8, 2026.

## The numbers

| Metric | iRadTech HD | Valve PPM |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.3 (4 ratings)](https://appshunter.io/ios/app/iradtech-hd/id473487610/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/valve-ppm/id1604258260/reviews)** |
| Number of ratings | **4** | 3 |
| Positive reviews | 50.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 19 months | **Every 2 months** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 120 MB | 37 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 12+ | 12+ |
| Developer | [Ballinger and Bruckner, LLP](https://appshunter.io/developer/692079862) | [KRUTSCH](https://appshunter.io/developer/1454678018) |

## 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 |


### Valve PPM

[App page](https://appshunter.io/ios/app/valve-ppm/id1604258260)

This tool assists medical professionals in assessing implanted prosthetic cardiac valves. It offers guidance for checking existing valve function and selecting the optimal valve before implantation based on patient and prosthesis parameters.

**Highlights:** Assess implanted valve function, Select optimal valve before implantation, Analyze patient and prosthesis parameters, Identify potential patient-prosthesis mismatch, Determine intrinsic prosthesis dysfunction

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

**In-app purchases:** none


## Frequently asked questions

### Is iRadTech HD free?

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

### Is Valve PPM free?

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

### Which has better reviews, iRadTech HD or Valve PPM?

Valve PPM is rated higher. iRadTech HD averages 3.3 out of 5 from 4 ratings, while Valve PPM averages 5.0 from 3 ratings.

### Do iRadTech HD or Valve PPM have ads?

Neither iRadTech HD nor Valve PPM shows ads.

### Which is updated more often, iRadTech HD or Valve PPM?

iRadTech HD ships an update every 19 months, and Valve PPM every 2 months. Most recently, iRadTech HD was updated on October 8, 2026 and Valve PPM on October 8, 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.*