This is an application that is quite popular nowadays used by professionals who want to conduct a number of meetings in various places. This application is able to connect up to 100 people in one meeting.
If you are interested in using it, you only need to install the free application Zoom, then invite some people who want to join. Here are a number of facilities available in the Zoom application: can share photos from the web, Google Drive, Dropbox, and File Box, able to send text in groups, images, and audio from mobile and desktop. Plus is equipped with a safe mode while driving.