Which smart door lock is compatible with the most smart home systems?

The Nuki Smart Lock 4th Gen is a retrofit smart deadbolt that mounts over your existing thumbturn and adds Bluetooth and Matter-based smart control, with optional Wi‑Fi/Pro variants for built‑in remote access. It offers Auto Unlock via geofencing and Bluetooth, USB‑C rechargeable battery (approx six months), and wide smart home compatibility through Matter. It suits renters and homeowners who want fast, non‑destructive installation and broad ecosystem support.

Built-in Wi‑Fi, Bluetooth, NFC (Apple Home Key) and Z‑Wave Plus provide remote access, voice assistant integration, and tap-to-unlock with iPhone/Apple Watch; includes a backlit touchscreen keypad, built‑in alarm, and battery operation. Suited for homeowners who want broad smart home compatibility and Apple Home Key support without needing an external bridge.

The Yale Assure Lock SL is a key-free touchscreen deadbolt that supports Yale Access app control and can add Wi‑Fi or Z‑Wave connectivity via plug‑in modules to enable remote access and integrate with multiple smart home systems. It offers PIN code access, auto-unlock, DoorSense support and works with major voice assistants and smart home hubs when fitted with the appropriate module. It is sold in multiple finishes and configurations.

Built-in Wi‑Fi smart lock that retrofits over existing single-cylinder deadbolts to provide remote lock/unlock, activity feed, DoorSense, auto-lock and auto-unlock. Works with major voice assistants and can be paired with an optional Yale keypad for code or fingerprint entry. Suitable for homeowners who want Wi‑Fi built into the lock without an extra bridge.

Halo Select is a Wi‑Fi and Matter enabled touchscreen smart deadbolt with SmartKey security, touchscreen keypad, geofence auto‑unlock and support for voice control and app-based remote access. It suits homeowners who want wide smart‑home compatibility (Matter, Alexa, Google, Apple HomeKit) and keyless entry without a separate hub.