RadSim vs RadPosition
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
RadSim
Master radiologic technology with an interactive simulator and comprehensive positioning guide. Practice x-ray techniques and learn precise patient positioning for various anatomy regions. Designed for students and professionals to enhance clinical confidence and accuracy.
- X-ray simulator with adjustable settings
- Positioning dictionary for anatomy regions
- Clinical guides for CR placement and SID
- Practice ARRT exam preparation
- Interactive learning platform
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Master Radiologic Technology with RadSim. RadSim is an essential educational tool designed for radiologic technology students and professionals. Whether you are preparing for the ARRT exam or looking to refine your clinical skills, RadSim provides a comprehensive, interactive platform to practice and learn. Key Features: X-ray Simulator: Experiment with kVp, mAs, SID, and Grid settings to see real-time effects on image quality. Positioning Dictionary: Access a detailed library of anatomy regions including Chest, Abdomen, Upper/Lower Extremities, Spine, and more. Clinical Guides: Get precise instructions on Central Ray (CR) placement, SID requirements, and patient positioning for every view. Pro Features: Unlock advanced parameters and the complete anatomy database for professional-level study. Designed by technologists for technologists. Boost your clinical confidence and technical accuracy with RadSim today. (Note: This application is for educational purposes only and should not be used for medical diagnosis or treatment on real patients.)
RadPosition
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We have developed this mobile application to provide easier, more intuitive access to radiographic positioning techniques for clinical practitioners and students. Multilingual translation is available for some text. Please note that context may feel unnatural due to the use of Google Translate. (Korean, Spanish, German, French, Chinese, Japanese etc.). Please note that this app contains some ads to support ongoing maintenance and its continued availability on the App Store. We appreciate your understanding.
Screenshots
Verdict
The clearest difference is in-app purchases: RadPosition at none against RadSim's 1. RadSim's advantage is ads (none vs shown) and iOS requirement (13.0 vs 15.0). On price and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. RadSim sells 1 one-off in-app purchase. RadPosition asks for nothing beyond the download.
| Parameter | RadSim | RadPosition |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Ads | No — better | Yes |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 13.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 20 MB | 29 MB |
| Age rating | 4+ | 4+ |
| Developer | Chaofan Duan | BYOUNG JUN HWANG |
In-app purchases
RadSim
- Unlock Pro$9.99
RadPosition
No in-app purchases









