There’s a specific kind of smart home purchase that sounds gimmicky until you actually use it, and Apple Home Key is one of them. The idea of tapping your phone against your front door instead of digging for keys felt like a keynote gimmick for a couple of years. In 2026, it’s not. The hardware has caught up, more lock brands have signed on, and the experience of walking up to your door and having it recognize your iPhone or Apple Watch has quietly become one of the more satisfying smart home upgrades you can make.