Most smart locks are either a deadbolt replacement or a deadbolt adapter (which replaces the thumb turn with a motorized one). There are also smart doorknob or lever-handle replacement locks ...

As there are so many smart locks available, we've broken them down into deadbolt locks ... cylinder will sometimes swap the key out for a thumb turn, which allows the cylinder to be locked ...

Smart locks—or smart deadbolts, more accurately—streamline your daily routine and strengthen the security of your property. With automatic locking and status notifications, ...