Hi there. The thermostat requires a temperature sensor connected to it to operate. However you can use any of the apps in the first post which support a remote temperature sensor along with the device to operate it, that way it ignores the sensor connected to the thermostat and uses an external sensor in a different room to control the overall temp. This is one such app: [RELEASE] 5-2 Day Programmable Thermostat Scheduler (Weekday, Weekend) with Remote Temperature Sensor for each Schedule