Internet of things (IoT) is a process of inter-networking of constitutional design, vehicles (also referred to as “connected devices” and “smart devices”), and various objects—included with software, electronics, actuators, sensors, and internetwork connectivity which is used to gather and interchange of data and information. IoT can control objective and gather information from distance across the network. Recently smart home systems attained more popularity to increase the quality of life where smartphone application plays an important role to monitor home apparatus using wireless communication. The target of this research is to developed an IoT-based smart home to control specific devices and monitoring house using android mobile devices. Featured that are used here is temperature, gas detection, and door lock. A channel, alarm system, door lock can be visualized by the users from any mobile device. If any change happened in the monitored data, the user will be notified.