These top-rated models earn great scores for thermostat control and cost a lot less than built-ins, while sitting almost ...

Currently, if you have a smart door lock, you typically have to tap a button on your iPhone or Apple Watch to unlock it, or physically tap your device against the lock for NFC implementations.

Powered by ultra-wideband, the next generation of smart locks will turn your phone into a key — that you never have to use.

If you're looking to buy a smart lock, start here. Our smart lock buying guide will help you find the best smart lock for ...