Zenobase - Zenobase helps store and visualize data.
ioBroker - flexible and modular application for the IoT and Smarthome
Exist - Track everything in one place, understand your life.
openHAB - "empowering the smart home" - vendor and technology agnostic open source home automation
Coach.me - Coach.me is a coach that goes everywhere with you, helping you achieve any goal, change any habit, or build any expertise.
Mi Remote controller - Mi Remote controller is a reliable free to use application that allows you to control any electric appliances with your phone.