A program for implementing, on a terminal, an application that controls a user-side device or a heat-source-side device of an air conditioning device, the program causing the terminal to execute a process comprising: displaying, by the application, a setting screen on the terminal, the setting screen including identification information of the user-side device or the heat-source-side device, a setting item of the user-side device or the heat-source-side device, and a drive indicator of the user-side device or the heat-source-side device such that the identification information, the setting item, and the drive indicator related to another user-side device or another heat-source-side device are also displayed as a single screen, wherein the setting item is an airflow direction of the user-side device or an address of the user-side device or of the heat-source-side device, and the drive indicator is an icon or a switch for on/off control, wherein the program comprises at least one of the following features A) and B): A) the setting screen includes identification information of a plurality of user-side devices and a plurality of heat-source-side devices, setting items of the user-side devices and the heat-source-side devices, and drive indicators of the user-side devices and the heat-source-side devices, the user-side devices and the heat-source-side devices are provided with the respective drive indicators, and the program further causes the terminal to execute a process of, in response to a drive indicator of a second device being set to an on state while a drive indicator of a first device is already set to an on state, driving, by the application, a fan of the second device, and stopping, by the application, a fan of the first device, and/or B) the program further causes the terminal to execute a process of transmitting, by the application, both setting information relating to the setting item of the user-side device or the heat-source-side device and a drive command for driving an actuator of the user-side device or of the heat-source-side device to a remote controller, and stopping, by the application, the driving of the actuator in response to a predetermined period of time elapsing after communication with the remote controller is disconnected. displaying, by the application, a setting screen on the terminal, the setting screen including identification information of the user-side device or the heat-source-side device, a setting item of the user-side device or the heat-source-side device, and a drive indicator of the user-side device or the heat-source-side device such that the identification information, the setting item, and the drive indicator related to another user-side device or another heat-source-side device are also displayed as a single screen, wherein the setting item is an airflow direction of the user-side device or an address of the user-side device or of the heat-source-side device, and the drive indicator is an icon or a switch for on/off control, wherein the program comprises at least one of the following features A) and B): A) the setting screen includes identification information of a plurality of user-side devices and a plurality of heat-source-side devices, setting items of the user-side devices and the heat-source-side devices, and drive indicators of the user-side devices and the heat-source-side devices, the user-side devices and the heat-source-side devices are provided with the respective drive indicators, and the program further causes the terminal to execute a process of, in response to a drive indicator of a second device being set to an on state while a drive indicator of a first device is already set to an on state, driving, by the application, a fan of the second device, and stopping, by the application, a fan of the first device, and/or B) the program further causes the terminal to execute a process of transmitting, by the application, both setting information relating to the setting item of the user-side device or the heat-source-side device and a drive command for driving an actuator of the user-side device or of the heat-source-side device to a remote controller, and stopping, by the application, the driving of the actuator in response to a predetermined period of time elapsing after communication with the remote controller is disconnected. A) the setting screen includes identification information of a plurality of user-side devices and a plurality of heat-source-side devices, setting items of the user-side devices and the heat-source-side devices, and drive indicators of the user-side devices and the heat-source-side devices, the user-side devices and the heat-source-side devices are provided with the respective drive indicators, and the program further causes the terminal to execute a process of, in response to a drive indicator of a second device being set to an on state while a drive indicator of a first device is already set to an on state, driving, by the application, a fan of the second device, and stopping, by the application, a fan of the first device, and/or B) the program further causes the terminal to execute a process of transmitting, by the application, both setting information relating to the setting item of the user-side device or the heat-source-side device and a drive command for driving an actuator of the user-side device or of the heat-source-side device to a remote controller, and stopping, by the application, the driving of the actuator in response to a predetermined period of time elapsing after communication with the remote controller is disconnected.