There is no one "best" smart home system. Different systems work better in different homes, and people have different needs and preferences. Some of the most popular smart home systems are Nest, SmartThings, Wink, and Home Assistant. Each system has its own strengths and weaknesses, so it's important to do your research before choosing one.

There is no one-size-fits-all answer to this question, as the best smart home system for you will depend on your specific needs and preferences. That said, some popular smart home systems include the Nest thermostat, the Philips Hue lighting system, and the Belkin WeMo Insight switch. Each of these systems has its own unique features and benefits, so be sure to research them carefully before making a purchase decision. And remember that no matter which system you choose, it's always important to make sure your devices are properly secured with strong passwords and security protocols.