The "ЕДЧ" app offers a solution for client security concerns in an online mode, handled exclusively by professionals. Users can forget about purchasing costly additional devices to call security personnel, as the app eliminates that need. It provides the option to choose a security partner from a selection of security companies operating in the client's area. Compatible with any internet-connected smartphone, the app allows quick access to an emergency button. Users can promptly summon security staff to any point within the contract's coverage area. The app accurately determines the location of the person in need of protection and assistance. Immediate response to client calls enables security teams to arrive at the specified geo-location within minutes. Continuous monitoring of the client's route post-alarm activation, along with consultation from the dispatch service, ensures a streamlined process. The app features a simple and user-friendly interface, including a family mode for adding essential contacts for the primary user.