Systems, apparatuses, methods, and
software for collecting and disseminating crowd-sourced information relating to one or more shared vehicles, such as buses, passenger trains, subway vehicles, streetcars, etc. The crowd-sourced information is collected via
mobile client devices carried by users, such a riders of the shared vehicle at issue. Information collected includes tracing data for tracing the
route and timing of each shared vehicles. The tracing data is used to update a computer model that helps predict arrival / departure times. The predicted arrival times can be conveyed to users and to allow people to arrange rendezvous events. Other information collected includes user-report information on items such as condition of the shared vehicle, fullness of the vehicle, and the user's experience with the vehicle and / or corresponding infrastructure. Collected user-report information can be shared with other users and / or a customer
service system affiliated with the shared vehicle.