In order to accurately determines the hold state of a mobile device possessed by a user while moving, provided is a hold state judging apparatus including an acquiring section that acquires output signals of sensors mounted in a mobile device held by a user; a pattern storage section that stores, in association with each other, information indicating a plurality of hold states of the mobile device and reference characteristic amounts of the output signals of the sensors obtained in advance respectively for the plurality of hold states; a hold state judging section that judges the hold state of the mobile device based on which of the reference characteristic amounts stored in the pattern storage section characteristic amounts of the output signals of the sensors acquired by the acquiring section correspond to. Also provided is a program.