However, smart locks also work nicely with other smart home devices, including video doorbells and smart lighting. I’ve been testing smart door locks for six years and have installed more than 30 for this guide alone. Whether you want the best of the best, don’t want to replace your existing lock, are on a budget, or want a smart lock that doesn’t look like a smart lock, there are great options for every need. Whereas most smart locks feature a big, bulky design, the Nuki Smart Lock boasts a minimalist style with a premium look and feel. The August Wi-Fi Smart Lock was our previous pick for the best retrofit smart lock.