Alteruna develops training simulators in virtual reality for surgery and medical treatments. It is a software only solution where we use commercial mobile VR hardware. It is multiplayer solution where teams and individuals can train at the same time technical skills like drilling in a bone and cognitive skills like communication and routines.We use our own high performance and engine independent multiplayer solution, enabling the metaverse. We also offer it as a SaaS to anyone who wants to develop and run real time applications like games, meetings, simulators, product design etc.Alteruna sees immersive technologies like VR and AR as frontrunners of new ways to interact with people. Advanced hand interaction will connect physical objects to virtual ones. Artificial intelligence (AI) will be the key to skills acquisition and assessment. Advanced multiplayer solutions will let anyone participate, from anywhere, using any device.