KDE Connect allows your device to communicate between your Linux and Android/Blackberry devices. Using KDE Connect you can receive notifications of your phone directly to your Linux desktop, or use KDE Connect as remote control for your Linux desktop. KDE Connect uses secure communication protocol in order to provide these services over the network, and also allows developers to create plugins for KDE Connect on top of it. Right now there are KDE Connect clients available for Android and Blackberry devices, and soon it will be available for iPhone.
Indicator for KDE Connect is a tool to integrate the desktop with your smartphone, this indicator is aiming to bring those integration on any system using libappindicator.