BoT is a popular child monitoring GPS device in Japan, known for its high customer satisfaction and large user base. The device comes with a dedicated official app that allows parents to easily track their children's whereabouts. By downloading the app on their smartphones and having their children carry the BoT device, parents receive automatic notifications about their children's location. The app also features a "BoT Talk" function, enabling parents and children to communicate through recorded voice messages alongside GPS monitoring. BoT offers two options: the "GPS BoT" focused on monitoring with a long battery life, and the "BoT Talk" that allows for communication through voice messages. The device utilizes a unique positioning engine that combines GPS signals, Wi-Fi, and mobile base station signals for accurate location tracking, even indoors or underground. BoT is the leading child monitoring GPS device in Japan, trusted and favored by parents. It incorporates AI technology and learns from the child's daily routines and familiar places. It automatically notifies parents when the child arrives or departs from registered "notification spots" such as home and school. Additionally, it alerts parents if the child deviates from their usual behavior range and goes to unfamiliar places. The learning process requires about a month of continuous usage. The pricing for BoT varies depending on the chosen option. For the GPS BoT, there is a device cost of , yen (tax included) and a monthly usage fee of yen (tax included). The BoT Talk option has a device cost of , yen (tax included) and a monthly usage fee of yen (tax included). There are no additional charges for app usage or location search, and no contract cancellation fees. The service accepts various credit cards for payment, but does not support prepaid cards or debit cards. Please note that this text provides information about the service and its pricing, but does not include specific details about the survey methodology or the results of the comparison conducted by Shoppers Eye Co., Ltd.