Nuki
Nuki Smart Lock Ultra Compatibility: Matter over Thread, Home Assistant, Apple Home, and Hubs
Nuki Smart Lock Ultra compatibility profile for Matter over Thread, Home Assistant, Apple Home, Google Home, Alexa, hub requirements, access-code limits, and alternatives.
Short answer
Nuki Smart Lock Ultra is a Matter over Thread smart lock, so the core compatibility question is whether your ecosystem has a suitable Matter controller and Thread Border Router. Home Assistant support is promising for Matter-based control, but access-code management, lock-specific settings, and regional lock-format fit should be checked before buying.
Compatibility matrix
| Platform | Status | Required hubs | Page |
|---|---|---|---|
| Home Assistant | Works | Home Assistant Green or Yellow, Thread border router | Included on this page |
| Apple Home | Works | HomePod mini or Apple TV 4K, Thread border router | Included on this page |
| Google Home | Works | Google Nest Hub or another Matter controller, Thread border router | Included on this page |
| Alexa | Works | Compatible Echo device or Alexa Matter controller, Thread border router | Included on this page |
| Aqara | Needs verification | Aqara Hub M3 or Aqara app when required, Thread border router | Included on this page |
Connectivity & Matter details
| Matter connection | Matter over Thread |
|---|---|
| Thread role | Thread end device |
| Needs Thread border router | Yes |
| Local control | Full local control |
| Required hubs | No extra hub identified |
Known limitations
- Requires Thread Border Router for Thread path
- Access code management in vendor app — limited via Matter API
- EU lock format — not compatible with US deadbolts
Automation fit
Use this to decide whether the device is a good trigger, action, or support device for a real automation scene, and whether it is reliable enough for critical automations.
Works as trigger
partial
Works as action
yes
Local readiness
medium
Cloud dependency
partial
Trigger reliability
medium
Maintenance risk
medium
Network sensitivity
high
Critical automation
caution
- Trigger type
- state
- Expected entities
- lock state, battery, basic diagnostics
- Matter over Thread reliability depends on border-router coverage.
- Cylinder fit and vendor app setup matter before automation work.
- Use separate door-state confirmation for safety.
- Thread border router
- Matter controller
- compatible lock cylinder
Avoid using this for
- US deadbolt replacements without fit check
- access-code management via Matter
- single-trigger auto-unlock
Recommended fallback
- door contact sensor
- manual confirmation for unlock actions
- nightly lock-state notification
Local event
partial
RTSP / ONVIF
no
Frigate fit
no
Person detection
no
Package detection
no
Subscription risk
none
Good for
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Related setup paths
FAQ
Does Nuki Smart Lock Ultra use Matter over Thread?
Yes. Treat it as a Matter over Thread lock and confirm that your chosen ecosystem has both Matter controller and Thread Border Router support.
Can Nuki Smart Lock Ultra work with Home Assistant?
It can be used through Home Assistant's Matter path when the Matter Server and Thread setup are ready. Lock-specific settings and access-code management may still depend on Nuki tooling.
Is Nuki Smart Lock Ultra a good US deadbolt replacement?
Check the lock format before buying. This profile flags regional lock-format fit as a buying risk, especially for users expecting a US deadbolt-style replacement.
Feedback
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