HomeKit integration — what in your villa can actually join Apple Home

Almost everything, if you are willing to put one piece of software in the middle. Natively, Apple Home speaks to certified accessories only, which excludes most of what is already installed in a Mallorcan villa. Through Home Assistant, the same house — KNX, Somfy, Daikin, the pool plant, the gate — appears in the Home app as ordinary tiles.

This is the single most useful thing I do, and it is worth understanding before anyone tells you that your house needs replacing.

The three tiers

Works natively. Anything carrying the Works with Apple Home badge, plus everything on Matter and Thread. Pair it, name it, done. This is a growing list and it now includes a good share of decent lighting, sensors, locks and blinds.

Works through a bridge. The large middle, and where your villa probably sits. KNX, Loxone, Somfy, Daikin and Mitsubishi climate, Bticino and Legrand, Hikvision and Dahua cameras, most gate motors, most pool controllers, most modern inverters. None of these are Apple-certified; all of them are reachable, because they speak documented protocols that Home Assistant already understands.

Genuinely cannot. A short and shrinking list: closed proprietary systems with no local interface and no published API — some older Control4 and Crestron deployments, a handful of alarm panels, and the occasional abandoned system whose manufacturer no longer exists. Here the honest answer is replacement of that one subsystem, not of the house.

What this looks like in a real villa

A house I see often: KNX lighting from the 2015 renovation, Somfy blinds on a remote, four Daikin split units with wall controllers, a Hikvision camera set the builder specified, an automatic gate, and a pool pump on a mechanical timer in a cupboard. Six systems, six ways to operate them, and nothing that knows what anything else is doing.

After integration there is one app. "Leaving" locks the doors, drops the west shading, sets climate back and arms the cameras. The pool runs its filtration at night on the cheap tariff. The gate opens from a watch. Nothing was ripped out; one server was added and a fortnight of configuration was done.

That is the normal outcome, and it usually costs a small fraction of what replacing the systems would have.

What to check before you buy anything

• Does it work with the internet down? If a device needs a manufacturer's cloud to turn on a light, it will fail eventually, and it will fail while you are in Germany.
• Is there a local API or open protocol? Modbus, KNX, MQTT, ONVIF, a documented local HTTP interface — any of these means integration is a configuration job rather than a research project.
• Is the manufacturer still shipping firmware? The wall panel argument in miniature. A device abandoned three years ago is a liability regardless of how well it works today.
• Thread or Wi-Fi? In a stone villa, Thread devices mesh and reach; Wi-Fi devices compete for a network that is already struggling. Prefer Thread where there is a choice.

The limits worth knowing

Bridged accessories are, from Apple's point of view, second-class in one specific way: they depend on the bridge being up. A server in the plant room is not a fragile thing, but it is a thing, and it wants a UPS, a backup and someone who will notice if it stops. That is a real obligation and I would rather you heard it from me than discovered it in August.

The trade is straightforward. You accept one dependency in the plant room and in exchange you get a house that is not hostage to any single manufacturer, that keeps working when a company changes its business model, and whose interface your guests already know how to use.

More on migrating a villa to Apple Home, or on where Apple Home runs out of road at scale.