VR Concept is collaborative application for work with a 3D model of product in VR\AR with user-friendly interface. Application can open CAD\BIM format files. VR Concept provides an opportunity to view, discuss and check the product on all step of product life cycle. VR Concept supports different VR systems, VR headsets also part of AR headsets. VR Concept is based on a self-designed 3D engine.