What's the best Android app for setting up voice-controlled smart home routines?

Amazon Alexa is a widely used smart home management app that serves as a central hub for controlling connected devices through voice commands and automated routines. For users looking to streamline their smart home setup, the app offers a straightforward routine builder that allows for custom triggers based on time, device status, or voice prompts. Specific features include seamless integration with thousands of smart home products, from lights to plugs, and the ability to chain actions together—like turning off lights and locking doors with a single command. Users report that creating routines, such as toggling switches or setting schedules, is notably easier compared to alternatives like Google Home, with many praising the app's responsiveness and reduced lag. In real-world scenarios, this functionality supports tasks like morning routines that adjust thermostats and play news briefings, or security routines that activate cameras at night. However, some limitations exist, such as occasional ads on Alexa-enabled screens, which can detract from the user experience. Reviews indicate that while the app excels in smart home management, it also doubles as a tool for reminders, recipe lookups, and medication alerts, adding to its versatility. Despite minor imperfections like ad intrusions, Amazon Alexa remains a robust choice for those seeking reliable, voice-activated home automation directly from their Android device.