The invention discloses an interactive smart toothbrush device. The interactive smart toothbrush device comprises a smart toothbrush which comprises a smart toothbrush body, and a data collection module, a data transmission module and a firmware upgrade module, which are arranged on the smart toothbrush body, a mobile terminal which comprises a mobile terminal body, and a register module, a setting module, an SDK (software development kit) module, a game animation module, a push module and a community module, which are arranged on the mobile terminal body, and a cloud server which interchanges data with the register module, the setting module, the SDK module, the game animation module, the push module and the community module. The interactive smart toothbrush device has the advantages of achieving the purpose of performing high quality tooth brushing through a mode of playing games in tooth brushing, archiving and analyzing tooth brushing data, enabling parents, dentists and the like to monitor the tooth brushing process of a child so as to improve tooth brushing quality, and being capable of encouraging the child to interact with friends and family members well through a virtual tooth brushing community.