# X-Vein > Medical training app for practicing vein detection using light penetration principles. (iPhone/iPad app by YEHONATAN YAACOV MARZIANO.) - Source: https://appshunter.io/ios/app/x-vein/id6451044832 (this page in markdown: same URL + `.md`) - Developer: [YEHONATAN YAACOV MARZIANO](https://appshunter.io/developer/1696282197) - Category: Medical, Education - Price: $8.99 - Age rating: 12+ - Requires: iOS 13.0 · 132 MB - Languages: American English - Released: 2023-07-11 - Data updated: 2026-09-07 - Monetization: paid - User reviews in markdown: https://appshunter.io/ios/app/x-vein/id6451044832/reviews.md ## What is X? Discover X-Vein, a revolutionary vein detection training support tool . X-Vein is designed specifically for medical professionals, providing an immersive, hands-on learning experience. The app uses the principle of visible light penetration and haemoglobin light absorption to visualise the blood vessels, in a similar principle as saturation monitoring. It presents an interactive interface where users can practice identifying veins in various skin layers, offering a more in-depth understanding of vein locating procedures. Whether you are a seasoned healthcare professional seeking to refine your skills or a medical student just starting, X-Vein offers a user-friendly platform to improve accuracy and confidence in vein detection. Elevate your vein-finding skills with X-Vein - the future of medical training at your fingertips. The research behind the technology is based on the penetration of different wavelengths into the human skin. different color wavelengths have different penetration depths and by subtracting visible wavelengths from others the image displayed can enhance the visibility of deeper visible light areas. The technology is similar to that of a saturation monitor which uses visible light to detect and measure pulse. *The Iphone/Ipad device has no functionality in the vein detection. Any visible light camera can perform the algorithm and generate a similar image. The iphone/Ipad camera sensors have no role in the vein detection process* **Remember - venous access is a 3D skill** This app can guide you on where to start but it can never replace experience and skill. Refer to the World Health Organization guidelines on drawing blood for more practical tips. ## Key features - Simulates vein detection with visible light - Interactive practice interface - Visualizes blood vessels - Enhances vein identification accuracy - User-friendly training platform ## Chart rankings - #185 in Top Paid · Medical (US App Store) ## Recent user reviews (6 of 6) All indexed reviews: https://appshunter.io/ios/app/x-vein/id6451044832/reviews.md ### 1/5 — Terrible *2025-09-03* They should have an option for zero stars. Don’t waste your money. ### 1/5 — Shannygordy *2025-05-30* I would please like a refund. This unfortunately did not work for me ### 1/5 — Refund *2025-03-03* I would like a refund it didn’t work ### 1/5 — Don’t work *2024-06-09* Save your money **Developer response:** It is unfortunate that you feel this way. If you will request a refund you will be granted of course. I am doing my best to improve the different versions of the app and I hope the next version will be to your satisfaction. ### 1/5 — Doesn’t work *2024-03-16* Don’t waste your money **Developer response:** I apologise this is what you felt. I will try harder to make sure more users see the good results this app can give. If you can contact me with more details about your experience I will be grateful. Thank you. ### 1/5 — Scam *2023-12-01* This app doesn’t work. Don’t waste your money. I will request for my money back. **Developer response:** I apologise this has happened to you. I am working to improve the functionality all the time. I don’t have the details on why it did not work for you, I will try to work on a more robust version in any case. ## Frequently asked questions about X ### What is X-Vein used for? X-Vein is a medical training support tool designed to help users practice and improve their vein detection skills. It uses principles of visible light penetration and hemoglobin light absorption to visualize blood vessels. ### Who is X-Vein designed for? This app is specifically designed for medical professionals, including seasoned healthcare providers and medical students, who want to refine their vein identification abilities. ### How does X-Vein work? X-Vein operates on the research principle that different color wavelengths penetrate human skin at different depths. By subtracting visible wavelengths, the app enhances the visibility of deeper areas, similar to how a saturation monitor works. ### Does X-Vein require a special device? No, the app states that any visible light camera can perform the algorithm. The iPhone/iPad camera sensors themselves do not play a role in the vein detection process. ### Is X-Vein a replacement for real experience? No, X-Vein is a training support tool that can guide users. It explicitly states that it can never replace the experience and skill required for venous access, and recommends referring to WHO guidelines. ### What is the price of X-Vein? X-Vein is a paid application, with a listed price of $8.99. ### On which devices can I use X-Vein? X-Vein is supported on iPhone, iPad, and iPod devices. ### How often is X-Vein updated? The latest version of X-Vein is 2.8.5, and it was last updated on November 7, 2025. This indicates a relatively recent update. ## Version history (last 5 releases) ### 2.8.5 — 2025-11-07 - Updated algorithm based on user feedback from support tickets - Improved auto focus - Improved contrast scale functions - Improved responsiveness ### 2.8.4 — 2025-10-01 The most comprehensive overhaul yet The new version includes a better UI, better detection tools and a better experience overall ### 1.73 — 2024-06-06 Updated preview video for app store ### 1.72 — 2024-04-03 Updated default vein finding settings ### 1.71 — 2024-02-21 -Added automatic exposure, white balance and focus settings -Changed color tone in accordance with user feedback ## More apps by YEHONATAN YAACOV MARZIANO - [Psychtools](https://appshunter.io/ios/app/psychtools/id6742194885) All apps by YEHONATAN YAACOV MARZIANO: https://appshunter.io/developer/1696282197 ## Related topics [vein scanner pro](https://appshunter.io/ios/topics/vein-scanner-pro) · [vein scanner](https://appshunter.io/ios/topics/vein-scanner) --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-09-07.*