Best overall
August Smart Lock Pro + Connect Bundle
The August Smart Lock Pro + Connect bundle includes a retrofit August Smart Lock Pro, a Connect Wi-Fi module and a DoorSense open/close sensor.
This smart lock supports Z-Wave (hub not included) and works with Apple HomeKit. With the Wi-Fi module set up, you'll get Amazon Alexa and Google Assistant compatibility, as well as remote access to your lock for when you're not home.
The Smart Lock Pro is a capable, easy-to-install smart lock and the winner of our CNET Editors' Choice Award.