Nuki Smart Lock(4th Gen) (White)

Nuki Smart Lock (4th Gen) — Retrofit Bluetooth smart lock with auto-unlock, digital key sharing, and smart home integration via the Nuki app. White finish.

The Nuki Smart Lock (4th Gen) fits over your existing euro-profile cylinder on the inside of the door — no drilling or locksmith work required. Control it via the Nuki app on iOS or Android using Bluetooth. Auto Unlock detects your phone as you approach and unlocks automatically. Digital keys can be issued with permanent or time-limited access to family, guests, or service providers. Integrates with Apple HomeKit, Amazon Alexa, and Google Assistant (remote access and smart home automations require Nuki Bridge, sold separately). Access events are logged in the app.

Retrofit over existing euro-profile cylinder — no drilling

Auto Unlock via geofencing as you approach

Digital key sharing — permanent or time-limited access