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Smart Home & Security · Beginners

Smart Locks for Beginners

By the Nest & Yard editorial teamUpdated 2026-08-094 min read

Our pick: the August Wi-Fi (4th Generation) Smart Lock, Fits Existing Deadbolt in Minutes, Matte Black — the best Smart Locks we tested, from £334.17.

Thinking about upgrading your home security with a smart lock can seem a little overwhelming – there are so many different terms and features thrown around! For first-time buyers, it’s really useful to focus on the core functionality like keyless entry options, whether you need Wi-Fi connectivity, and how easily the lock integrates with your existing door. While brands like ULTRALOQ, August, and eufy offer a range of smart locks with features such as fingerprint recognition and remote access, initially concentrate on understanding what’s truly important for your needs before diving into more advanced settings.

See the full range in Smart Locks.

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Pros

  • Six ways to unlock: fingerprint, keypad, app, key, auto-unlock and voice
  • Built-in Wi-Fi, no separate bridge required
  • Includes a door sensor for open/close alerts

Cons

  • Fingerprint sensor accuracy can dip in cold, wet weather
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August Wi-Fi (4th Generation) Smart Lock, Fits Existing Deadbolt in Minutes, Matte Black
Editor's Choice

#2 Pick

August Wi-Fi (4th Generation) Smart Lock, Fits Existing Deadbolt in Minutes, Matte Black
Rated 4.4 out of 5 stars (2,400)
  • Wi-Fi (Built-in)

£334.17

Pros

  • Built-in Wi-Fi means no separate bridge needed for remote access
  • Auto-unlock detects your phone as you arrive
  • Retrofits onto most existing deadbolts, keys still work

Cons

  • Bulkier interior unit than some rivals
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eufy Security Smart Lock Touch, Fingerprint and App Keyless Entry Door Lock, Auto-Lock
Best Value

#3 Pick

eufy Security Smart Lock Touch, Fingerprint and App Keyless Entry Door Lock, Auto-Lock
Rated 4.2 out of 5 stars (2,100)
  • Bluetooth (Wi-Fi bridge optional)

£234.20

Pros

  • Fingerprint unlock in under a second alongside app and keypad options
  • Auto-lock and tamper alarm for added peace of mind
  • No monthly subscription for core lock features

Cons

  • Bluetooth-only range means a Wi-Fi bridge is needed for remote unlock
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Yale Conexis L2 Smart Door Lock, No Subscription Required, Remote Access from Anywhere, Black
Best Budget

#4 Pick

Yale Conexis L2 Smart Door Lock, No Subscription Required, Remote Access from Anywhere, Black
Rated 4.2 out of 5 stars (1,900)
  • Bluetooth (Wi-Fi module optional)

£214.99

Pros

  • UK-specific nightlatch replacement, popular for British front doors
  • Works with Alexa, Google Assistant and Philips Hue
  • No ongoing subscription fees

Cons

  • Higher price than Bluetooth-only competitors
  • Professional installation recommended for some door types
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FAQ

What is a 'smart lock' actually?

A smart lock replaces your existing deadbolt and allows you to control it remotely via an app on your smartphone. It typically uses Bluetooth or Wi-Fi to communicate, letting you unlock doors with a keypad code, your phone, or sometimes even voice commands.

I've heard about Z-Wave and Zigbee – what are they?

These are wireless communication protocols used by some smart locks. They offer greater range and security than Bluetooth but require a compatible hub to work fully; check if the lock you’re considering needs one.

Do I need a Wi-Fi connection for all smart locks?

Not necessarily, many operate on Bluetooth which doesn't require a constant Wi-Fi link. However, for remote access features like unlocking with your phone, Wi-Fi connectivity is usually essential.

What’s the difference between a keycode and a PIN?

Both allow you to unlock the door without a physical key, but a keycode is typically longer and more complex, offering greater security against guessing. Most smart locks support both methods for flexibility.

How do I set up a smart lock? Is it complicated?

Setup generally involves downloading the manufacturer’s app, connecting it to your Wi-Fi (if applicable), and then pairing the lock with your smartphone – follow the specific instructions provided by the lock's documentation.

Can I still use my existing keys?

Yes, you can keep your existing physical keys for backup. Many smart locks are designed to work seamlessly alongside traditional keys, allowing you to use them if the battery runs out or the app fails.

What about security – are smart locks really secure?

Smart lock security relies on robust encryption and two-factor authentication. Always ensure you’re using a strong password and keeping the lock's firmware updated for optimal protection.

Do I need to worry about battery life?

Most smart locks use rechargeable batteries, and battery life varies depending on usage – check the manufacturer’s specifications for expected runtimes and plan to replace them when needed.

Can I grant temporary access to guests?

Yes, many smart locks allow you to create virtual keys that expire after a set time or can be granted only once. This is useful for letting in tradespeople or visitors without sharing your main keycode.

What should I look for when choosing my first smart lock?

Initially focus on compatibility with your existing door and Wi-Fi, ease of setup, and the features you genuinely need – don’t get bogged down in advanced options until you're comfortable with the basics.

In depth

Smart locks have become incredibly popular, and for good reason – they offer a level of security and convenience that traditional keys simply can’t match. But the sheer number of options on the market can be overwhelming, especially if you're new to this technology. Let’s break down the key things you need to understand before making your first purchase, focusing on what truly matters for a beginner in the UK.

Essentially, a smart lock replaces your traditional deadbolt with an electronic version. Instead of using a physical key, you unlock it with a code, a smartphone app, or sometimes even a keypad. The core difference is that nearly all modern smart locks offer some level of remote access – meaning you can lock and unlock the door from anywhere with an internet connection. This seems fantastic at first, but it’s crucial to understand how this works in practice. Many systems rely on a hub device (often called a ‘gateway’) connecting to your Wi-Fi network. The smart lock itself then communicates wirelessly with this hub. If your Wi-Fi goes down, you may lose the ability to control the lock remotely – something to consider if your internet connection is unreliable. Some locks operate independently and don't require a hub; these are generally simpler to set up and use but might have fewer advanced features.

Beyond connectivity, think about keypads versus apps. Keypad smart locks offer an extra layer of security because you don’t need to worry about losing your smartphone or having it stolen. You simply enter a code at the keypad. Many app-controlled smart locks require you to grant permissions for the app to access location data – this is to enable ‘geo-fencing’, where the lock automatically secures when you leave a designated area. While convenient, some users find this constant tracking unsettling and can be susceptible to privacy concerns. There’s no need to worry about this with keypad locks; they operate purely on code input. Also, consider how many user codes you'll realistically need. Most smart locks allow you to set multiple codes for different people – family members, trusted friends, or even tradespeople. Be mindful of sharing these codes and always revoke access when it’s no longer needed.

Security is paramount, so let’s talk about encryption. All reputable smart lock manufacturers use robust encryption protocols to protect your data and prevent unauthorized access. Look for locks that specifically state they comply with industry standards like Zigbee or Z-Wave – these aren't just marketing terms; they represent secure communication protocols designed to minimize vulnerabilities. However, remember that no electronic device is completely impenetrable. Smart locks are generally very secure when used correctly, but it’s important to practice good security habits too: regularly update the lock’s firmware (software), choose strong and unique codes, and be mindful of who you share access with.

Now, let's address some features that might seem appealing initially but aren't essential for a first-time buyer. Many smart locks boast advanced features like activity monitoring – logging when someone enters or exits the property. While this can be useful in certain situations (e.g., security monitoring), it’s often overkill and generates a lot of data. Similarly, some locks offer integrations with voice assistants like Alexa or Google Assistant. These integrations allow you to control the lock using voice commands, but again, they add complexity and dependency on your smart home ecosystem. Focus on getting a reliable core smart lock with solid security features first; you can always explore these extra bells and whistles later if you find yourself needing them.

Finally, don't get caught up in comparing specifications like Bluetooth range or Wi-Fi speeds. These technical details are rarely relevant to everyday use. What matters most is the reliability of the connection, the ease of setup, and the overall security of the lock. Look for a brand with a good reputation for customer support – you’ll want to be able to get help if you encounter any problems. Consider reading reviews from UK users specifically; this will give you valuable insights into real-world performance and potential issues. Don't feel pressured to buy the most expensive smart lock on the market; often, simpler, more straightforward models offer the best value for money and are easier to use for a beginner.

The Nest & Yard editorial team

Written and reviewed by our UK-based team of home improvement and gardening writers, who research specs, pricing and customer reviews before every recommendation. Reviewed and updated on 2026-08-09.

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