The Trace Digital Cards do not need any kind of support or app making it way more easy to share or receive your Social or business profiles and increase your network. You just have to have the trace card and tap on any smartphone to share. The Trace provides safe and easy way of sharing details. As India is moving towards digitalization The Trace is trying to add some value to the efforts of the Indian government by improving the way of sharing details and by reducing the use of paper too. Environment friendly Digitalization is what the future needs.