Lockitron

lockitron.com

Lockitron replaces keys with your phone. With Lockitron, you can instantly grant family, friends and guests access to your home or business from anywhere in the world using your internet enabled smartphone.

Any internet enabled smartphone can use Lockitron. For a small monthly fee, Lockitron owners can enable text-message access which turns any mobile phone into a virtual key. The Lockitron Android app features NFC capabilities that allows users to unlock or lock their door just by swiping it in front of a Lockitron NFC tag.