Best Smart Deadlocks for Home Security: What You Need to Know

As technology continues to advance, smart deadlocks are becoming a popular choice for homeowners looking to enhance home security. Combining traditional deadlock strength with modern tech features like remote access, keyless entry, and activity monitoring, smart deadlocks offer both convenience and protection. According to the National Crime Prevention Council, secure locks are among the most critical components in deterring home intrusions. Smart locks can also complement broader home security systems, which have been shown to reduce break-ins, as noted by the U.S. Department of Justice. This guide explores the top smart deadlocks on the market, key features, and tips for choosing the right one to keep your home safe.

Why Choose a Smart Deadlock?

Smart deadlocks combine robust physical protection with advanced tech features. Here’s why they’re quickly becoming the go-to choice for modern home security:

1. Convenience: Forget about keys. With options for app control, biometric access, and PIN codes, smart deadlocks make it easy to manage your home’s security.
2. Enhanced Security: Many smart deadlocks include tamper alerts, encryption, and activity tracking to protect against unauthorized access.
3. Smart Home Integration: With compatibility for Amazon Alexa, Google Assistant, and Apple HomeKit, smart deadlocks are a natural fit for today’s connected homes.

Key Features to Look For in a Smart Deadlock

Smart deadlocks offer a wide range of features that enhance both security and convenience. Here’s what to consider when choosing a model:

1. Keyless Entry Options

• App-Based Control: Lock or unlock doors remotely from your smartphone, even if you’re miles away.
• Fingerprint Recognition: Biometric entry allows approved users to unlock the door with a fingerprint, adding an extra layer of security.
• PIN Codes: Set temporary or permanent access codes for guests, family, or service providers, eliminating the need for spare keys.

2. Real-Time Alerts and Monitoring

• Receive notifications on your phone when someone unlocks, attempts to tamper with, or leaves the door unlocked.
• Ideal for busy families or frequent travelers who want to monitor activity remotely.

3. Voice Assistant Compatibility

• Many smart deadlocks work with voice assistants like Amazon Alexa, Google Assistant, and Apple HomeKit. Control your lock with voice commands or check if doors are secure from other rooms.

4. Battery Life and Backup Power

• Smart deadlocks typically run on batteries, with life spans of 6–12 months. Models with battery indicators and backup power options prevent lockouts by keeping you informed when it’s time to replace batteries.

Comparison of Top Smart Deadlocks

Here’s a breakdown of some of the best smart deadlocks on the market, comparing features, pros and cons, and ideal user scenarios:

Choosing the Right Smart Deadlock: Real-World Scenarios

Selecting the right smart deadlock depends on your home’s unique security needs and lifestyle. Below are detailed scenarios to help you choose a lock with features that match specific real-world situations:

1. Frequent Travelers Who Need Remote Control and Monitoring

• Challenges: Frequent travelers want peace of mind knowing their home is secure while they’re away. They need a lock that allows them to check in remotely, receive alerts, and grant temporary access.
• Key Features to Look For:
  • Remote Access and Control: Look for Wi-Fi-enabled locks with real-time control and monitoring.
  • Activity Logs and Alerts: Choose models that provide real-time notifications of entries or tampering attempts.
• Recommended Model: August Wi-Fi Smart Lock Pro
  • Why It Works: This lock is built for remote access, allowing you to control, monitor, and manage access from anywhere. Its activity log helps you track who’s coming and going, and you can even grant temporary access codes to trusted visitors if needed.

2. Busy Families with Multiple Members and Guests

• Challenges: Families often have children, guests, or service providers who need frequent access, sometimes when parents are unavailable to unlock doors.
• Key Features to Look For:
  • Multiple Access Options: Look for locks that support PIN codes, app access, and possibly fingerprint scanning.
  • Customizable User Access: Choose a lock that lets you assign individual access codes to family members or guests.
  • Tamper Alerts: If someone tries to tamper with the lock, it’s helpful to receive an alert immediately.
• Recommended Model: Yale Assure Lock SL (Z-Wave)
  • Why It Works: This model’s touchscreen keypad allows you to create multiple PIN codes for family members, and you can assign temporary access to guests. Integration with Z-Wave means you can receive alerts or even set up automations, like locking the door at night automatically.

3. Smart Home Enthusiasts Looking for Seamless Integration

• Challenges: Smart home enthusiasts want a deadlock that integrates seamlessly with their existing smart home ecosystem, including voice commands and automated routines.
• Key Features to Look For:
  • Compatibility with Smart Home Hubs: Look for Z-Wave, Zigbee, or Wi-Fi-enabled locks that work with platforms like Alexa, Google Home, or Apple HomeKit.
  • Routine Automation: Choose a lock that can sync with other devices to perform actions like unlocking the door when you approach with your phone.
• Recommended Model: Yale Assure Lock SL (Z-Wave)
  • Why It Works: Yale’s Z-Wave compatibility makes it easy to connect with smart home systems. You can control the lock with voice commands, create routines, and even set the door to lock when everyone leaves the house.

4. Those in High-Crime Areas Needing Enhanced Physical and Digital Security

• Challenges: Homeowners in high-crime areas want an extra layer of protection beyond basic lock features to deter potential intruders.
• Key Features to Look For:
  • High Security Certification: Look for locks with ANSI Grade 1 or 2 certification for added durability and security.
  • Tamper and Forced Entry Alerts: Choose locks with real-time notifications if the lock is tampered with or forced.
  • Enhanced Encryption: To protect against digital hacking, prioritize locks with strong encryption and regular firmware updates.
• Recommended Model: Schlage Encode Wi-Fi Deadbolt
  • Why It Works: Schlage Encode’s ANSI Grade 1 certification ensures durability against forced entry, and its customizable alerts notify you immediately of any security concerns. Built-in encryption and firmware updates add layers of digital protection, making it a strong choice for areas with higher crime rates.

5. Tech-Averse Homeowners Who Want Basic Smart Features with Simplicity

• Challenges: Some homeowners prefer a straightforward lock with only essential smart features, avoiding complex installations and maintenance.
• Key Features to Look For:
  • Easy Setup and Minimal Features: Choose a smart lock that doesn’t require extensive setup or tech skills.
  • Local Control (Bluetooth): For those who may not need Wi-Fi, Bluetooth control allows for basic app functionality without complex setups.
  • Basic Alerts: Locks with simple notifications (e.g., “door locked” or “door unlocked”) can keep tech-averse users informed.
• Recommended Model: Ultraloq U-Bolt Pro
  • Why It Works: The Ultraloq U-Bolt Pro is a straightforward option that supports multiple entry options without overwhelming the user. Its Bluetooth control is ideal for users who want basic app access without relying on Wi-Fi, and its setup process is relatively user-friendly.

These scenarios and recommendations provide practical guidance, helping you find a smart deadlock that aligns perfectly with your lifestyle and home security needs. Whether you’re frequently traveling, running a busy household, or seeking advanced security in a high-risk area, there’s a smart deadlock suited to every situation.

Pros and Cons of Top Smart Deadlocks

Selecting the right smart deadlock means balancing the benefits each model offers with any potential limitations. Here’s an in-depth look at the pros and cons of the top-rated smart deadlocks to help you make an informed decision based on what matters most for your security, convenience, and budget.

1. August Wi-Fi Smart Lock Pro

• Pros:
  • Remote Control and Monitoring: With Wi-Fi connectivity, you can lock and unlock from virtually anywhere, making it ideal for remote monitoring and access management.
  • Compact, Sleek Design: Unlike bulkier deadbolts, the August Smart Lock Pro is discreet and compatible with most existing deadbolts, preserving the aesthetic of your door.
  • Activity Logs and Alerts: The August app provides a detailed activity log, so you can see who has accessed the lock and receive real-time notifications of entries.
  • Smart Home Compatibility: Works with Amazon Alexa, Google Assistant, and Apple HomeKit, allowing you to use voice control or integrate with broader smart home routines.
• Cons:
  • Bridge Required for Full Functionality: To access Wi-Fi features, the August Connect Bridge is necessary, which adds to the overall cost.
  • Shorter Battery Life Due to Wi-Fi: Frequent Wi-Fi use can drain batteries faster than Bluetooth-only models, so it may require more frequent battery replacement.
• Ideal For: Frequent travelers or users who need constant access and monitoring from afar, or those heavily invested in smart home systems.

2. Yale Assure Lock SL (Z-Wave)

• Pros:
  • Multiple Access Methods: With a touchscreen keypad and Z-Wave compatibility, this lock offers flexible access without relying solely on traditional keys.
  • Sleek, Minimalist Design: Its streamlined design and touchscreen keypad make it a visually appealing choice that suits modern doors.
  • Smart Home Integration with Z-Wave: Z-Wave compatibility allows seamless integration with platforms like SmartThings, Hubitat, and more, making it ideal for smart home ecosystems.
  • Auto-Lock Feature: You can program it to lock automatically after a set period, adding an extra layer of security if you’re prone to forget.
• Cons:
  • Requires Z-Wave Hub for Full Functionality: Full integration with home automation requires a compatible Z-Wave hub, which may be an added cost if you don’t already have one.
  • Limited to Keypad and App-Based Access: Unlike some models, it lacks fingerprint or physical key access, which could be a drawback for users who prefer biometric options.
• Ideal For: Smart home enthusiasts who already have a Z-Wave hub or want to expand their smart home system with robust security features.

3. Schlage Encode Smart Wi-Fi Deadbolt

• Pros:
  • No Additional Hub Needed: The Schlage Encode connects directly to Wi-Fi, eliminating the need for a separate hub or bridge, simplifying installation and reducing extra costs.
  • High-Security ANSI Grade 1 Certification: This deadlock meets top security standards, providing confidence for high-risk areas or those needing stronger physical security.
  • Activity History and Customizable Alerts: Track lock activity via the Schlage Home app, with customizable alerts for specific actions (e.g., door locked/unlocked, tampering).
  • Flexible Access Codes: Create up to 100 unique codes, perfect for families, guests, or rental properties where multiple users need access.
• Cons:
  • Slightly Bulkier Design: The deadlock is more robust, which may stand out more visibly on some doors compared to sleeker models.
  • Higher Battery Drain with Wi-Fi: Wi-Fi capability tends to use more power, so battery replacements may be needed more frequently than with Bluetooth or Z-Wave models.
• Ideal For: Security-focused homeowners who prioritize strength and reliability, or those looking for a Wi-Fi-enabled lock without additional hubs.

4. Ultraloq U-Bolt Pro

• Pros:
  • Six Entry Methods: With options including fingerprint, keypad, Bluetooth, and physical key access, this model offers the ultimate flexibility in entry options.
  • Weatherproof and Durable: Designed to withstand various weather conditions, it’s a good choice for outdoor applications or homes in extreme climates.
  • Anti-Peep Keypad: Protects against prying eyes by allowing you to input random digits around your PIN, a useful feature for added security in public or high-traffic areas.
  • Good Battery Life: Bluetooth and fingerprint access help conserve battery power, offering longer use between replacements.
• Cons:
  • Setup Can Be Complex: With so many features, initial installation and app setup may require extra time and attention, particularly for first-time smart lock users.
  • Limited Integration with Smart Home Systems: It works well as a standalone lock but may lack seamless integration with some major smart home platforms.
• Ideal For: DIYers who want versatile access options or those living in extreme climates needing a weatherproof, durable lock.

5. Lockly Secure Pro

• Pros:
  • Secure PIN Genie System: Uses a randomized keypad design that shifts numbers around each time, protecting against anyone trying to memorize your access code visually.
  • Biometric Fingerprint Scanner: Fast and secure fingerprint recognition allows approved users to unlock the door in seconds.
  • Multiple Control Options: Offers app-based control, PIN entry, and voice command options for maximum versatility.
  • Compatible with Wi-Fi and Voice Assistants: Integrates with Alexa and Google Assistant for voice control and remote access.
• Cons:
  • Higher Price Point: While feature-rich, this model is one of the more expensive options, which may not fit all budgets.
  • Battery Life Can Be Limited: Wi-Fi and frequent PIN use may require more frequent battery replacements, particularly with heavy usage.
• Ideal For: Users looking for advanced anti-peep security features or those who prioritize biometric access for quick, secure entry.

Installation Tips for Smart Deadlocks

Installing a smart deadlock can enhance your home’s security, but proper installation is key to ensuring the lock functions correctly and securely. Here’s a step-by-step guide to help you set up your smart deadlock with precision and ease:

1. Gather the Right Tools and Check Compatibility First

• Tools Needed: Most smart deadlocks require basic tools like a drill, screwdriver, chisel, measuring tape, and pencil. Some models might also need additional tools specific to the lock’s design, so check the manufacturer’s manual.
• Check Door Compatibility: Measure your door’s thickness and borehole size. Many smart deadlocks are compatible with standard U.S. door dimensions (1.75 inches thick and a 2.125-inch borehole). Verify that your lock aligns with these specs.
• Door Material: If you have a metal door, use high-speed drill bits and be extra careful to avoid scratches. For wood doors, use appropriate wood drill bits to avoid splintering.

2. Remove the Existing Deadlock (If Applicable)

• Uninstalling the Old Lock: If you’re replacing an existing deadlock, start by removing all screws from the faceplate and strike plate. Gently slide out the lock components, taking care not to damage the door surface.
• Clean and Prep the Door Area: Once removed, clean the area of any dust or debris. A smooth, clean surface ensures your new lock sits flush and operates without obstructions.

3. Test the Smart Lock’s Fit and Alignment Before Drilling

• Align the Template: Many smart deadlocks come with a paper or plastic template. Align it with the door, marking where you’ll drill additional holes if needed. Ensure the template is level; even slight misalignment can affect the lock’s performance.
• Check Component Fit: Test how the lock components fit in the pre-existing holes. Doing a “dry fit” before drilling ensures that everything aligns correctly, helping prevent costly mistakes.
• Mark Door Edge and Frame: Use a pencil to mark where the latch and strike plate will go. This small step ensures consistency when you install the final components.

4. Drill New Holes (if Required) with Precision

• Drilling Tips for Accuracy: If your smart deadlock requires new or larger holes, drill halfway from each side of the door to prevent splintering. Start with a smaller pilot hole before using the final drill size for better accuracy.
• Adjust Hole Depth Carefully: Drill only as deep as the latch requires to avoid compromising the door’s integrity. Some locks may have depth requirements in the manual, so double-check before proceeding.

5. Install the Latch and Lock Cylinder

• Insert the Latch: Slide the latch into the door’s edge hole, ensuring it sits flush. Secure it with screws, but avoid overtightening as this can misalign the latch and interfere with smooth locking.
• Position the Lock Cylinder: Insert the cylinder through the main borehole. Ensure the tailpiece (the part that connects to the internal mechanism) aligns properly with the latch, allowing the lock to engage smoothly.
• Secure with Interior Plate: Attach the interior plate or cover using the screws provided. Some smart locks may have electronic components here, so be mindful of any wiring.

6. Install the Strike Plate on the Door Frame

• Mark the Strike Plate Position: Close the door and mark where the latch contacts the door frame. This helps you position the strike plate accurately.
• Chisel a Recess for a Flush Fit: Using a chisel, create a shallow recess in the door frame for the strike plate, allowing it to sit flush and reinforce the lock’s security.
• Use Long Screws for Added Security: Use 3-inch screws to attach the strike plate to the door frame, securing it deeply into the studs. This small step adds significant protection against forced entry.

7. Test and Calibrate the Lock Before Final Setup

• Check Smooth Operation: Open and close the door to confirm the latch and strike plate align perfectly. The deadlock should engage without sticking or resistance. Adjust the strike plate or latch as needed.
• Initial Lock Setup: Most smart deadlocks require a calibration process. Follow the app’s setup prompts to calibrate the lock’s positioning and syncing with your phone or smart hub.
• Test Connectivity: Ensure the lock connects to Wi-Fi or Bluetooth as expected. Test remote access, if available, to confirm that all smart features function correctly.

8. Secure the Batteries and Consider Backup Power Options

• Insert Batteries Securely: Most smart deadlocks require AA or AAA batteries. Make sure batteries are seated properly to prevent connection issues.
• Backup Power Options: Some smart locks support temporary external battery packs, which can be helpful in the event of a power outage. Consider keeping one handy, especially if the lock is Wi-Fi-enabled, which can drain power faster.

9. Complete Final Setup on the Lock’s App

• Create User Profiles and Access Codes: Use the app to set up access profiles for family members, friends, or service providers. Most apps allow for temporary, recurring, or one-time codes, giving you flexible control over access.
• Enable Alerts and Notifications: Set up real-time notifications for entries, exits, and tampering alerts. Customize these settings according to your security preferences, and enable activity logs for detailed tracking.
• Update Firmware: If available, update the firmware via the app to ensure your lock is running the latest security patches and software improvements.

Frequently Asked Questions (FAQ)

1. Are smart deadlocks secure enough for main entry doors?
Yes, most smart deadlocks are very secure, especially models with ANSI Grade 1 or 2 certification and encryption. These locks offer both physical strength and advanced digital protections.

2. What happens if my smart deadlock loses power?
Most smart deadlocks include backup power options, such as external battery

packs, or provide an emergency key entry. Be sure to check your model’s options.

3. Do I need a professional to install a smart deadlock?
Many smart deadlocks are DIY-friendly, but if you’re unsure about installation, a professional can help ensure correct setup and integration with your home’s existing security systems.

4. How secure are smart deadlocks against hacking?
Quality smart deadlocks use encryption and may include tamper alerts, ensuring digital security. Regular firmware updates also strengthen protection.

Final Thoughts

Smart deadlocks provide an ideal blend of physical security and modern convenience, making them a valuable addition to any home’s security system. With options for remote control, biometric access, and real-time monitoring, these locks offer robust protection and flexibility.

When choosing a smart deadlock, consider factors like connectivity, security certifications, and compatibility with your home’s layout and lifestyle. Proper installation and maintenance ensure that a smart deadlock will serve as a reliable, long-term security solution, combining the safety of traditional deadlocks with the innovation of today’s technology.

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