# iRadTech Lite vs Skeletal Anatomy 3D

The clearest difference is review sentiment: Skeletal Anatomy 3D at 73% against iRadTech Lite's 25%. Skeletal Anatomy 3D also leads on update cadence (every 4 months vs every 21 months) and iOS requirement (9.0 vs 12.0). iRadTech Lite's advantage is price (Free vs $2.99) and rating (5.0 vs 4.1). On ratings volume, ads, in-app purchases and monetization model there is nothing between them.

iRadTech Lite is free to download; Skeletal Anatomy 3D costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

iRadTech Lite holds the better App Store score, 5.0 against 4.1. Both are backed by a comparable volume of ratings — 4 and 10 respectively. Written reviews complicate that: 25% of iRadTech Lite's written reviews are positive against 73% of Skeletal Anatomy 3D's, so the app with the better star average is not the one people write more warmly about.

iRadTech Lite ships an update every 21 months, Skeletal Anatomy 3D every 4 months. Both last shipped on November 1, 2026.

## The numbers

| Metric | iRadTech Lite | Skeletal Anatomy 3D |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/iradtech-lite/id350949248/reviews)** | [4.1 (10 ratings)](https://appshunter.io/ios/app/skeletal-anatomy-3d/id394284454/reviews) |
| Number of ratings | 4 | **10** |
| Positive reviews | 25.0% of reviews | **72.5% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 21 months | **Every 4 months** |
| Monetization | Free | Free |
| Size | 32 MB | 156 MB |
| Requires iOS | 12.0 | **9.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [Ballinger and Bruckner, LLP](https://appshunter.io/developer/692079862) | [Real Bodywork](https://appshunter.io/developer/348867504) |

## What reviewers say

### iRadTech Lite

[App page](https://appshunter.io/ios/app/iradtech-lite/id350949248)

This app serves as a demo for a radiographic positioning guide, offering detailed instructions for medical imaging procedures. It includes technical factors, patient positioning, and image quality points, along with representative images and a search function.

**Highlights:** Detailed instructions for radiographic positions, Suggested technical factors, Patient and part positioning guidance, Representative radiographic images, Search function, My Routines for custom groupings, My Notes for saving unrelated information

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

**In-app purchases:** none


### Skeletal Anatomy 3D

[App page](https://appshunter.io/ios/app/skeletal-anatomy-3d/id394284454)

Explore the human skeletal system in 3D with interactive quizzes and detailed reference materials. Test your knowledge of 140 bones and landmarks, view high-resolution diagrams, and learn through video explanations. This app offers a comprehensive way to study and understand anatomy.

**Highlights:** 3D skeletal exploration, Speed Quiz with audio pronunciation, Detailed reference section, Nine interactive 3D models, 12 high-resolution diagrams, Hundreds of real bone images, Skeletal system video

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

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use
- 🚀 Helpful for learning
- 💡 Great for revision and practice
- 🎓 Useful for anatomy and physiology students
- 🔍 Good visual aids and diagrams

**What reviewers complain about**

- 🐛 Inaccurate quizzes and feedback
- 🔍 Limited detail and coverage of skeletal structures
- 🤔 Difficulty navigating and interacting with 3D models
- 🔇 Sound/audio issues

**Reported bugs**

- Quizzes not recognizing correct answers
- App freezing or crashing during use
- Inconsistent or incorrect labeling of anatomical structures

**Requested features**

- More detailed diagrams and information on bones and landmarks
- Ability to customize quiz content and difficulty
- Addition of female skeleton option
- Improved responsiveness and accuracy of quiz interactions
- Expanded coverage of the skeletal system, including all 206 bones


## Frequently asked questions

### Is iRadTech Lite free?

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

### Is Skeletal Anatomy 3D free?

Skeletal Anatomy 3D costs $2.99, with no in-app purchases.

### Which has better reviews, iRadTech Lite or Skeletal Anatomy 3D?

iRadTech Lite is rated higher. iRadTech Lite averages 5.0 out of 5 from 4 ratings, while Skeletal Anatomy 3D averages 4.1 from 10 ratings.

### Do iRadTech Lite or Skeletal Anatomy 3D have ads?

Neither iRadTech Lite nor Skeletal Anatomy 3D shows ads.

### Which is updated more often, iRadTech Lite or Skeletal Anatomy 3D?

iRadTech Lite ships an update every 21 months, and Skeletal Anatomy 3D every 4 months. Most recently, iRadTech Lite was updated on November 1, 2026 and Skeletal Anatomy 3D on November 1, 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.*