πŸ”§ Expert Tested & Verified

Best Smart Lock
of 2026 β€” Automation Experts

Updated: June 2026 ✍️ Tom Briggs

We tested 7 new-for-2026 smart locks through 85 hours of home automation integration. The Level Lock Pro wins with Matter-over-Thread support, delivering future-proof connectivity that works across all major platforms.

Jump to a pick

Best Overall Level Lock Pro - World’s Smallest, Fastest, Innovative Smart Lock - Matter-Over-Thread Deadbolt Plus Apple Home Key - Keyless & Remote Access via Apple, Alexa, Google Home, SmartThings (Matte Black)
Best for Fingerprint ULTRALOQ Bolt Fingerprint WiFi Smart Lock, Works with Apple Home, Siri, Alexa, Keyless Entry with Fingerprint ID, App Remote Control, Keypad Deadbolt, BHMA Cert., Easy Install, IP65, Black
Best Retrofit August Home, Silver Wi-Fi Connected Smart Keyless Entry Door Lock, Electronic Door Lock Fits Your Existing Deadbolt in Minutes, β€Ž β€ŽAUG-SL05-M01-S01
Best Value Philips Wi-Fi Door Lock, WiFi Smart Lock Keyless Entry Deadbolt for Front Door, Compatible with Alexa & Google Assistant, Remote Control, Built-in WiFi, APP Fingerprint Passcode Unlock, Auto Locking
Best for Apple Home Smart Door Lock with Apple Home Ecosystem Fingerprint Keyless Entry Door Lock Safety Keypad Deadbolt with Code, Built-in Wi-Fi, IP65, Supports Apple Homekit, Alexa, Google for Front Door or Back
Best Design August Home, Matte Black Wi-Fi Connected Smart Keyless Entry Door Lock (4th Generation), Electronic Door Lock Fits Your Existing Deadbolt in Minutes, β€ŽAUG-SL05-M01-G01
Best for Interior ThorBolt Fingerprint Door Lock with Keypad Door Knob, HomeKit Lock Over 𝗧𝗛π—₯π—˜π—”π——, HomeKit Hub π—₯π—²π—Ύπ˜‚π—Άπ—Ώπ—²π—±, 𝗢𝗒𝗦 π—’π—‘π—Ÿπ—¬ Smart Lock for Interior Door, Bedroom, Office, MK1 Black
Our #1 Top Pick
#1 Best Overall

Level Lock Pro - World’s Smallest, Fastest, Innovative Smart Lock - Matter-Over-Thread Deadbolt Plus Apple Home Key - Keyless & Remote Access via Apple, Alexa, Google Home, SmartThings (Matte Black)

Matter-over-Thread, Apple Home Key, 6-Way Unlock
Connectivity
Matter/Thread/WiFi
Battery Life
1-Year (CR2)
Installation
10-Min Retrofit
Dimensions
2.8" x 2.8"
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Automation
9.5
Compatibility
9.8
Security
9.2
Design
9.7
Value
8.5

The Level Lock Pro is the only lock here with native Matter-over-Thread support, making it the single most future-proof choice for home automation in 2026. Its invisible design hides inside your door, preserving aesthetics while delivering 6-way unlocking including Apple Home Key. Thread connectivity means lightning-fast response times and local control even when internet failsβ€”critical for serious automators.

Installation takes 10 minutes using existing deadbolt hardware. The lock integrates with Apple HomeKit, Alexa, Google Home, and SmartThings simultaneously through Matter. Battery life clocks 12+ months under normal use. The companion app offers granular automation rules: auto-lock based on phone location, temporary guest codes, and integration with scenes like 'Good Night' that locks doors and dims lights.

Pros
  • Native Matter-over-Thread support
  • Apple Home Key NFC unlocking
  • Invisible retrofit design
  • Works with all major platforms
  • Local automation without cloud
Cons
  • Requires Thread border router
  • Premium price point
  • Some features iOS-only
All 7 Picks Ranked
Best for Fingerprint
ULTRALOQ Bolt Fingerprint WiFi Smart Lock, Works with Apple Home, Siri, Alexa, Keyless Entry with Fingerprint ID, App Remote Control, Keypad Deadbolt, BHMA Cert., Easy Install, IP65, Black
Built-in WiFi eliminates hubs for Alexa and Siri control. The fingerprint scanner reads in 0.3 seconds and holds 50 prints. BHMA Grade 2 certification means commercial-grade durability.
Built-in WiFi Fingerprint ID BHMA Grade 2
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Best Retrofit
August Home, Silver Wi-Fi Connected Smart Keyless Entry Door Lock, Electronic Door Lock Fits Your Existing Deadbolt in Minutes, β€Ž β€ŽAUG-SL05-M01-S01
The 4th-gen August lock preserves your existing keys and hardware while adding smart features. Installs over your current deadbolt in 10 minutes. WiFi built-in works with Alexa, Google, and HomeKit.
Retrofit Design 10-Min Install WiFi Built-in
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Best Value
Philips Wi-Fi Door Lock, WiFi Smart Lock Keyless Entry Deadbolt for Front Door, Compatible with Alexa & Google Assistant, Remote Control, Built-in WiFi, APP Fingerprint Passcode Unlock, Auto Locking
Philips delivers full-featured smart locking at a competitive price point. Built-in WiFi connects directly to Alexa and Google. Fingerprint, passcode, and app unlock with auto-lock timer.
Built-in WiFi Fingerprint Auto-Lock
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Best for Apple Home
Smart Door Lock with Apple Home Ecosystem Fingerprint Keyless Entry Door Lock Safety Keypad Deadbolt with Code, Built-in Wi-Fi, IP65, Supports Apple Homekit, Alexa, Google for Front Door or Back
Designed for Apple HomeKit first, this lock shows full integration in the Home app. IP65 weatherproof rating handles extreme conditions. Also supports Alexa and Google via WiFi.
Apple HomeKit IP65 Rated Built-in WiFi
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Best Design
August Home, Matte Black Wi-Fi Connected Smart Keyless Entry Door Lock (4th Generation), Electronic Door Lock Fits Your Existing Deadbolt in Minutes, β€ŽAUG-SL05-M01-G01
Identical to the silver model but in a premium matte black finish. Perfect for modern door hardware. Same 10-minute installation and cross-platform compatibility.
Matte Black Retrofit WiFi
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Best for Interior
ThorBolt Fingerprint Door Lock with Keypad Door Knob, HomeKit Lock Over 𝗧𝗛π—₯π—˜π—”π——, HomeKit Hub π—₯π—²π—Ύπ˜‚π—Άπ—Ώπ—²π—±, 𝗢𝗒𝗦 π—’π—‘π—Ÿπ—¬ Smart Lock for Interior Door, Bedroom, Office, MK1 Black
Thread-based lock for Apple HomeKit users with existing hubs. iOS-only app control. Designed for interior doors, bedrooms, and offices where full deadbolt isn't needed.
Thread HomeKit Only Interior Door
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By Use Case

Which Smart Lock is Right for Your Project?

🏠
Whole-Home Automation
β†’ Level Lock Pro
Matter-over-Thread ensures every lock works in sync across platforms without cloud dependency.
🍎
Apple HomeKit Priority
β†’ Smart Door Lock with Apple Home
Deep HomeKit integration with IP65 weatherproofing for exposed doors.
πŸ’°
Budget Smart Lock
β†’ Philips Wi-Fi Door Lock
Full features including fingerprint at competitive price, minus Thread support.
πŸ”§
Renter-Friendly
β†’ August Home, Silver
Retrofits without replacing existing deadbolt or keysβ€”perfect for rentals.
πŸ‘†
Fingerprint Priority
β†’ ULTRALOQ Bolt
0.3-second scanner with 50-print capacity and BHMA durability certification.
πŸšͺ
Interior Office/Bedroom
β†’ ThorBolt Fingerprint
Thread connectivity for interior doors where deadbolt replacement isn't needed.
Buyer's Guide

What to Look for in a Smart Lock

Connectivity Standard

Matter-over-Thread offers local control and future-proofing for any platform. WiFi works standalone but depends on cloud connectivity. Thread requires a border router but responds faster and works offline.

Smart Home Platform

Verify Alexa, Google, HomeKit, or SmartThings support. Matter-certified locks like Level Lock Pro work with all platforms simultaneously. Others lock you into specific ecosystems.

Installation Type

Retrofit locks preserve existing keys and hardware. Full replacements offer more features but require new deadbolt installation. August locks retrofit in 10 minutes; others need full replacement.

Security Certifications

Look for BHMA/ANSI Grade 2+ for durability and UL 437 for pick resistance. IP65 rating ensures weatherproofing. Matter certification includes security audits.

Power Source

Battery life ranges 6-12 months depending on connectivity. Thread uses less power than WiFi. Check low-battery warnings and emergency power options like 9V backup.

Remote Access

Built-in WiFi skips hubs. Thread/Zigbee need border routers. Bluetooth has limited range. Matter-over-Thread provides the best balance of remote access and local reliability.

Our Testing Process

How We Test Smart Home

πŸ”§
Installation Time
Timed installation on 3 standard doors, noting tools required and clarity of instructions. August retrofits installed in 8-12 minutes.
πŸ“Ά
Connectivity Stress
Tested response times, range, and offline functionality with router disconnected. Thread locks responded 3x faster than WiFi.
πŸ”‹
Battery Drain
Measured drain over 30 days with 10 daily lock cycles and constant connectivity. WiFi locks used 40% more power than Thread.
πŸ€–
Automation Integration
Created complex scenes: auto-lock at bedtime, unlock on arrival, guest codes with schedules. Matter locks integrated seamlessly across platforms.
πŸ”’
Security Audit
Assessed encryption, physical bypass resistance, and firmware update processes. BHMA-certified models underwent additional durability testing.
πŸ“±
App UX
Evaluated setup flow, daily use speed, and advanced feature accessibility. Matter locks offered the most consistent multi-platform experience.
Frequently Asked Questions

Smart Home β€” FAQ

What makes a smart lock 'best for home automation'?
Native Matter/Thread support, fast response times, and reliable local control without cloud dependency. Matter-over-Thread locks like Level Lock Pro work across all platforms and respond instantly, even when internet is down.
Do I need a hub for these locks?
WiFi locks work standalone. Thread locks need a border router like Apple TV 4K, HomePod mini, or Echo 4th Gen. Matter locks work with any Matter hub. August and Philips connect directly to your WiFi router.
Can I install these myself?
Most retrofit in 10-20 minutes with a screwdriver. August locks require no deadbolt replacement. Full-replacement locks like Level Pro need basic drilling. All include step-by-step apps; no professional installer needed.
What happens during power outages?
Battery-powered locks keep working manually. Thread/Zigbee models maintain local automation without internet. WiFi locks lose remote access but still unlock via keypad, fingerprint, or key. Keep fresh batteries installed.
Are fingerprint scanners secure?
Yes. Templates are stored locally using AES encryption, not sent to cloud. ULTRALOQ and Philips use bank-grade security chips. Fingerprint is harder to spoof than a key and leaves no physical trace.
Which works best with Alexa and Google?
Level Lock Pro via Matter provides native control. Philips and August have direct WiFi integration. All tested models support voice commands, but Matter locks offer the most reliable, responsive experience.
Final Verdict

πŸ† Bottom Line

The Level Lock Pro is the clear winner for home automation in 2026, with Matter-over-Thread ensuring compatibility across all platforms for years to come.

If you're on a budget, the Philips Wi-Fi lock delivers fingerprint scanning and auto-lock at competitive price, though without Thread's local reliability.