he key app K-APP ® is the perfect app to easily access your building. It uses Bluetooth® technology and can be considered as an additional or an alternative way to enter your residential or commercial asset. Get rid of your huge keyrings and download the key app K-APP ® which will gather in a unique single app your credentials to enter your premises. The key app K-APP ® offers several types of credentials for users whether they are visitors, holiday makers, residents or staff. It has been design