The invention relates to an onboard apparatus, an information processing apparatus, and an information processing method, and provides a technique capable of increasing willingness to participate in ridesharing by giving incentives according to situations to drivers driving vehicles in ridesharing. The onboard apparatus comprises a controller configured to execute acquisition of information regarding a driving environment on a route from a riding point of a passenger riding on a vehicle to an alighting point where the passenger alights; and calculation of points given to a driver who drives the vehicle along the route according to the information regarding the driving environment.