It is more practical under a bad network circumstances. The second mode is to use the offline mode. Users don’t need to transmit the drawings to mobile devices by a cable, so, it’s more advanced in the aspect of concept. The first mode is based on the idea of cloud computing and cloud storage. GstarCAD MC is the typical product of the latter. One is based on network application, users have to browse and edit drawings under network circumstances the other one is based on offline application, users can browse and edit drawings without network.
At present, mobile CAD software should be divided into two kinds of modes according to network application.