Nuki smart lock v4 is really nice and worked but out of nowhere it was showing a hardware error (after a year and something) I contacted nuki support and there swift in replying and asked for inv... See more
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Nuki is a leading European provider of smart access solutions dedicated to secure and keyless access. Founded in 2016 and based in Graz, Austria, Nuki has grown into a trusted innovator in retrofit smart lock technology, helping customers make everyday access to their homes simpler and secure.
Founded by brothers Martin and Jürgen Pansy, Nuki was created to solve everyday challenges with technology that makes life easier. This idea still guides how we design our products, develop new features, and support our customers.
With Nuki’s smart retrofit solutions, you can replace traditional keys with an intuitive app using your smartphone or wearable devices. This makes everyday access faster, more convenient, and secure — whether you're coming home with full hands, going for a run without keys, or sharing access with family and guests.
Sharing digital keys is simple and flexible, giving you more control over who can enter your home. Nuki products also integrate with leading platforms and services like Airbnb, making them suitable for both residential and business contexts.
Driven by innovation, quality, and customer-focused values, Nuki continues to develop smart access solutions designed to make everyday life easier.
Smart. Simple. Secure.
Austria
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The Nuki team was incredibly helpful and responded very quickly to my request. Their customer support was professional, friendly, and resolved my issue without any hassle. I highly recommend Nuki to anyone looking for excellent products backed by outstanding customer service.
I have been quite impressed with the Nuki smart locks. They are very easy to install and the apps are working great. And more important, they can be installed and controlled locally, without a mandatory cloud. I have also contacted their support for some technical questions and got a good answer very quickly. Quite happy with their service so far.
Reply from Nuki Home Solutions
AMAZING! EXCELLENCE…! This company and their product makes me wish I had more doors so that I can continue installing/using their product. Quick to reply. Friendly. They go out of their way to assist. Perfection…
Thank you all for your help and creating a superb lock.
Reply from Nuki Home Solutions
Reply from Nuki Home Solutions
The NUKI Smart Lock is a great solution to automize the door lock, and the company gives you fast and competent support in any case when you need help.
Reply from Nuki Home Solutions
I've had the keypad/lock/bridge combination operational since 2018 without any issue.
Yesterday I upgraded the keypad firmware as per Nuki advise.
The upgrade resulted in a bricked keypad (it does not respond to any key press, leaving the batteries out overnight did not fix the issue).
Now they tellme it is out of warranty and I have to buy a new keypad.
There is nothing wrong wih the hardware, the software update killed it.
Another 90 euro investment because Nuki screwed up. Thanks Nuki customer service !!!!
Reply from Nuki Home Solutions
Great Products, great support. Waiting for replacement takes some time.
Reply from Nuki Home Solutions
Thank you for the quick response und solution. The new one works
Reply from Nuki Home Solutions
Very efficient, reliable and reactive 'After Service' and guarantee applied. Trustable and to be recommended company
Reply from Nuki Home Solutions
I bought the Nuki Smart Lock Pro (5th Gen) along with the Keypad (1st Gen) for my Airbnb rental — a total investment of around €400. I chose Nuki for the security it offers and because it's a European company. 🇪🇺
👍 The lock quality is very good, and overall I liked the product. That said, I ran into several issues during installation and use that are worth sharing.
🔧 Installation
The lock offers three mounting options: small screws that clamp onto the existing cylinder, adhesive stickers, or DIY screws directly into the door.
I went with the mini-screw option, and ended up tightening it so much that the cylinder could no longer be turned with the key. 😬 After loosening it, the lock started wiggling as if it were coming loose. In the end, I had to screw the mount directly into the door to relieve the pressure on the cylinder and stop the wobbling.
📶 Setup and Wifi Connectivity
The initial setup was easy, but getting the remote Wifi connection to work was tricky. There are two Wifi modes: Compatibility and Optimized. From what I understand, Compatibility mode works with more routers but drains the battery faster. I ended up using Compatibility mode because Optimized simply wouldn't connect.
🔋 Battery Life
This is where the biggest disappointment came in. On a full charge, the battery lasted only 17 days — compared to the four months Nuki advertises for a Wifi setup. 😩
After some research, I found that using the Matter protocol instead of Wifi can significantly improve battery life. However, that requires an additional Matter-compatible hub, adding roughly another €100 to the total cost. 💸
🎧 Customer Support
I still have an open support ticket to investigate the battery issue. So far, the advice I've received is to test battery life under two configurations: the Balanced battery profile, and disabling the Wifi module entirely. I'll update this review once I have more results.
✅ Pros: excellent build quality, strong security features, European company
❌ Cons: mounting hardware can damage the cylinder if over-tightened and can loosen over time, Wifi setup and connection modes are confusing, battery life falls far short of the advertised figure when using Wifi, achieving better battery life requires buying an additional Matter hub (~€100 extra)
Reply from Nuki Home Solutions
I would give zero if possible.
We run an 8-room hotel and rely on Nuki's Smart Hosting subscription for guest access to all rooms. We paid in full for a 1-year Smart Hosting plan (Order #DX2EVD6I) and were explicitly told by a Nuki support agent on 6 July 2026 that the subscription was valid and confirmed until 2027 — no issues flagged at that point.
Despite this, our Smart Hosting subscription for all 8 locks disappeared from our account and stopped working, disrupting live guest check-ins for over 3 days. We raised this immediately (ticket #826523) and have been in contact with multiple agents since. Every response has been a variation of "this has been escalated to the relevant team" with no actual fix, no timeline, and no explanation of why a fully paid subscription failed in the first place.
We repeatedly asked to speak to a manager to discuss what is, in effect, a breach of a paid service contract, and were told this wasn't possible. Meanwhile, we've lost bookings and revenue because guests could not access their rooms.
If you're considering Nuki for a business that depends on reliable access, be aware that when something goes wrong, there is no clear escalation path and no accountability — only scripted apologies.
Reply from Nuki Home Solutions
Great product and great support in case something go wrong.
Reply from Nuki Home Solutions
I had an issue activating the extended warranty. It got resolved fast and easy via a couple of emails and they did it for me. Excellent customer service! 💯
Reply from Nuki Home Solutions
Great technical support. Friendly, pragmatic and professional support executive. Can highly recommend Nuki smart locks!
Reply from Nuki Home Solutions
My Smart Lock Pro was defective. Nuki support responded quickly to my query and sent me a new device unbureaucratically and free of charge. It couldn't be better!
Reply from Nuki Home Solutions
Reply from Nuki Home Solutions
Very good support! My Ultra suddenly stopped working and out of despair I wrote to Nuki, Fast service, fast and unproblematic replacement...you can't treat a customer better....outstanding! Problem fixed.
Reply from Nuki Home Solutions
Excellent customer care. Product (5th gen) has greatly improved over tue previous generation.
Reply from Nuki Home Solutions
Good after sales information and prompt responses
Reply from Nuki Home Solutions
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