Computer software and downloadable mobile application for arranging and coordinating in-person meetings and activities; Computer software and downloadable mobile application for social networking; Computer software and downloadable mobile applications for creating an online and offline community and for sending and receiving electronic messages via global communication networks; Computer software and downloadable mobile applications for personal information management, and data synchronization software; Computer software and downloadable mobile applications for creating online and offline communities and for allowing registered users to organize groups and events, participate in discussions, get feedback from their peers, and to communicate information of general interest for purposes of social, entertainment, recreation, and community networking; Downloadable computer software that provides statistical customer demographic analysis to participating businesses; Computer software and downloadable mobile application that uses machine learning to filter and recommend other users and activities, based on the user's behavior and data; Computer software and downloadable mobile application featuring ice breakers, conversation prompts, and instructions for in-person games for groups