Kindoo KIN D is an intelligent system that allows you to control any electric door lock from your smartphone through just your phone's data connection. Whether it's the door to the church or your office, with Kindoo, your smartphone becomes the only key you need. You control who enters and when through our user-friendly interface. Unlike other systems, Kindoo does not require your door to have an active connection to the internet, and we use 256-bit encryption - taking your security to the next level.