What is a Smart Lock?

What is a Smart Lock?

By Smart Home Tekkie Team

Imagine not needing a key to lock and unlock your front door, and having the convenience of managing access to your home from anywhere. That’s where smart locks come into play. Smart Locks are electronic locks that can be controlled and managed from a distance, providing you with added security and convenience in managing access to your home.

You may be wondering how exactly a smart lock works. At its core, it connects to your home network and allows you to control it through various methods such as a smartphone app, voice command, or even a keypad. You can also remotely grant access to guests from your phone, eliminating the need to hide a spare key or coordinate meeting times to hand over keys in person.

There are multiple types of smart locks available in the market, each with their own unique features to suit your needs. For example, some are Wi-Fi or Bluetooth-enabled allowing seamless connection to your existing smart home systems. With so many options available, it’s important to determine which features are most important to you and your needs. In the end, a smart lock can make home access management more secure, convenient, and stress-free.

Understanding Smart Locks

Smart locks are innovative devices designed to enhance the convenience and security of your home. These locks allow you to lock and unlock your doors using various methods, such as your smartphone, voice commands, or even your fingerprint. They make managing access to your home more comfortable and provide increased control over who can enter.

Types of Smart Locks

There are several types of smart locks, each with its unique features and methods of access. Some common types of smart locks include:

  • Bluetooth Smart Locks: These smart locks connect to your smartphone via Bluetooth, allowing you to lock and unlock your door without a physical key.
  • Wi-Fi Smart Locks: Wi-Fi smart locks are similar to Bluetooth smart locks but connect to your home’s Wi-Fi network, providing remote access and control, even when you’re away from home.
  • Biometric Smart Locks: These locks use your unique biometric information, like your fingerprint or facial recognition, as a method of access control.
  • Key Fob Smart Locks: Key fob smart locks rely on a small device that communicates with the lock, granting you access when the key fob is within range.

How They Work

Smart locks function by connecting to your smartphone or another compatible device, allowing you to manage access to your home without the need for a traditional key. When you approach your door, your smart lock will recognize your authenticated device and unlock the door for you. You can also control your smart lock remotely using an app on your phone. This enables you to lock or unlock your door while you’re at work or on vacation, ensuring that your home remains secure at all times.

In addition to providing keyless access, many smart locks integrate with other smart home devices, such as security cameras and doorbell cameras. This further enhances your home’s security by allowing you to monitor who is entering your home and when they arrive.

Benefits and Features

Security Advantages

One of the main benefits of a smart lock is the enhanced security it provides to your home. With keyless entry, you no longer have to worry about losing your keys or unauthorized access from copied keys. Additionally, you can grant temporary access to guests or service providers, which can be revoked at any time.


Smart locks offer a level of convenience that traditional locks simply cannot match. You can lock and unlock your doors with just a tap of a finger or a voice command. No more fumbling for keys in your pocket or purse.

Remote access is another great feature of smart locks, allowing you to unlock the door for guests or service providers even when you’re not at home. And if you ever wonder whether you locked the door or not, you can easily check and lock it remotely using your smartphone.

Home Automation Integration

Many smart locks can be seamlessly integrated into your existing home automation system. This means that your smart lock can work together with other smart home devices, such as lights and thermostats, to create a fully connected and automated home experience.

For example, when you unlock your front door, your smart lock can trigger the lights to turn on and the thermostat to adjust to a comfortable temperature. This integration not only adds convenience but also helps improve energy efficiency in your home.

Installation and Setup

Installing a smart lock may seem daunting, but with the right guidance, you can successfully set up your smart lock to improve your home’s security. In this section, we’ll discuss do-it-yourself (DIY) installation versus professional installation and the compatibility of smart locks with existing locks.

DIY vs Professional Installation

With a little bit of technical know-how and the right tools, you can install a smart lock on your own. Typically, installation involves removing your existing lock, installing a new deadbolt, and attaching the smart lock components. Here’s a brief overview of the steps:

  1. Remove your old lock and deadbolt
  2. Install the new deadbolt
  3. Install the new exterior portion of the smart lock
  4. Install the new interior portion of the smart lock
  5. Insert the batteries and perform first-time setup

If you’re not comfortable with DIY installation or if your smart lock requires complex wiring or integration with other smart home systems, you may want to consider hiring a professional. Professionals have the expertise to ensure a proper installation and can help you set up the lock with your smart home ecosystem.

Compatibility with Existing Locks

One of the key factors to consider when purchasing a smart lock is its compatibility with your existing door lock and deadbolt. Before buying a smart lock, you should check if it will work with your door’s setup, as not all smart locks are universally compatible. You’ll need to pay attention to the following:

  • Type of lock: Deadbolts are the most common type, but some smart locks work with mortise, rim, or Euro cylinder locks.
  • Door thickness: Ensure your door is within the thickness range supported by the smart lock.
  • Door alignment: Doors with alignment issues may pose challenges for smart lock installation and functionality.

Keeping these factors in mind will help you select the right smart lock for your home and ensure a smooth installation process.

As you explore your options for smart locks, there are a few popular brands and models worth considering:

  • August Wi-Fi Smart Lock: This 4th generation smart lock features a Wi-Fi connection and a smart keypad, offering convenience and increased security. .
  • Google Nest x Yale Smart Lock: Known for its ease of use and well-designed app, the Nest x Yale smart lock provides a robust security solution.
  • Nest Yale Lock: Another great option is the Google-centric Nest Yale Lock, a product of a partnership between Nest and Yale. It offers touchscreen keypad access and a modern design.

As you research different models, you may also come across reputable brands like Bosma, Eufy, Kwikset, Wyze, and Yale. These manufacturers produce various smart lock models with distinct features and benefits. Consumer Reports and Forbes Vetted also provide lists of top contenders to guide your decision.

When choosing a smart lock that suits your needs, look for key features such as Wi-Fi compatibility, different locking options (key code or fingerprint scanner), and a user-friendly app for seamless control of your home’s security.

Price and Budget Considerations

When choosing a smart lock for your home, it’s essential to consider your budget and the features you need. Smart locks come in various price ranges, depending on functionality and brand reputation.

Some budget-friendly options may not offer all the features that more expensive models do, such as fingerprint scanning or compatibility with multiple smart home systems. Nevertheless, these locks still provide keyless entry and remote access through your smartphone, making them a solid choice if you have a limited budget.

  • August Wi-Fi Smart Lock with Smart Keypad (4th Generation)
  • Ultraloq U-Bolt Pro 6-in-1 Lock with Fingerprint Scanner.
  • Yale Assure Lock 2.

Mid-range and higher-priced smart locks often boast additional features, better build quality, and compatibility with various smart home ecosystems, such as Alexa, Google Home, or HomeKit. These locks often come with a hefty price tag, so it’s important to weigh your needs carefully and look for deals or discounts.

Before making your final decision, it’s always a good idea to read customer reviews and check the lock’s compatibility with your existing smart home setup. This will ensure you pick a lock that suits both your budget and needs.

Potential Drawbacks

Privacy Concerns

When it comes to smart locks, you should be aware of the potential privacy concerns that come with them. One issue is the risk of your personal data being accessed by hackers. Since smart locks are connected to your smartphone or other devices through Wi-Fi or Bluetooth, they could be vulnerable to cyberattacks.

Additionally, if someone gains unauthorized access to your account, they may be able to control your smart lock remotely. To minimize these risks, it is essential to choose a smart lock with robust security features and keep your account information secured.

Technology Issues

Another potential drawback of smart locks is technology-related issues. Smart locks rely on electricity and connectivity to function, which means they can be affected by power outages or network disruptions. If your lock loses power, it may become useless until power is restored.

Battery life can also be a concern with smart locks. Most models are powered by batteries that will eventually need replacing. It’s important to monitor and change the batteries regularly to avoid being locked out of your home.

Ultimately, it’s crucial for you to weigh the pros and cons of smart locks and determine if they are the right fit for your needs. Consider the potential drawbacks and how they might impact your daily life. Consult user reviews and research different models to find a smart lock that suits your requirements.


Now that you know what a smart lock is, you can see how it can significantly enhance the security and convenience of your home. These Wi-Fi or Bluetooth-enabled devices let you lock and unlock doors with just a tap of a finger, voice command, or through remote access.

Smart locks provide numerous benefits, such as letting in houseguests, workers, or pet sitters without requiring physical keys. Furthermore, they enable you to monitor access and keep track of who enters and leaves your home. However, keep in mind that, like with any other smart home device, it’s essential to weigh the benefits against potential risks and assess your risk tolerance for security concerns.

When selecting a smart lock, you’ll want to choose the one that best suits your needs and preferences. Features like remote access, compatibility with other smart home systems, and ease of installation are all crucial factors to consider. So, as you evaluate your options, remember to take into account the functionality and security these devices offer. And with that, we leave you better prepared and informed to make the best decision for your smart home journey.