Application for site wide Messaging via Wi-Fi Android OS MCS Messenger distributes alerts site wide. Colour coded messages alert with a unique audible notification tone to easily identify the different types of alarms that are sent directly to staff devices for responding to. Android devices include Smartphones, Tablets and Smart TV's 2 way communication betwen systems enables alerts to be refreshed to provide real time alerts to devices. The system Integrates to Nurse Call Systems, Fire Alarm Panels, Security Systems, PLC's and any type of Safety or Emergency alert sytsem