Meet the Kwikset Kevo: a smart square door lock that lets you open your door with your phone. It also lets you create up to 24 keys to share with your friends and family members. You can also use your smartphone to schedule access to your home.
This door lock is compatible with IFTTT and can work with your other connected home devices. It is smart enough to detect your location to unlock automatically. The Kevo door lock can be installed with just a screwdriver.