Most smart locks require an additional bridge to connect. But you won’t need that anymore with the August Wi-Fi Smart Deadbolt Lock. This smart lock connects directly to your home wi-fi network and allows you to remotely lock or unlock your door, check door status, and grant virtual guest keys. You can even see who is coming and going. It attaches easily to your existing deadbolt so you can keep your original keys. It’s also compact, so it will work..