Quick setup, hassle-free entry, and a killer app—that’s all I could ask for (and no more than I wanted) from a smart lock.

Building a solid home security system requires multiple products working in tandem, though not all upgrades need to fall into the high-tech category. For example ...

Philips’ entry-level electronic deadbolt lacks any wireless features, but it’s better than the average dumb lock and it doesn’t cost much. Philips makes a vast range of smart home gear, but it only ...