A brand new patent pending technology, Optical Screen Security System - OSSS , was developed for you to replace your keys with your smartphone. You may access all OSSS Smartlock by just simplely install our OSSS app into your iPhone (IOS 7.0 or later). Then you may create, backup, duplicate or sharing your keys anytime as you want. You can manage all your keys by OSSS app.
OSSS app works under NO Bluetooth, WiFi or NFC support.
And we do not build server to store your keys as we think this is a private issue.