The modern world is characterized by stressful situations that can affect a person's mental health and cause mental health problems, such as depression, anxiety, and mental disorders. It is more acutely felt during travels, when a person is in an unfamiliar environment and is forced to adapt to new conditions. In this context, the creation of special programs for the psychological support of guests is of great importance for the hotel business. The article analyzes the complex of psychological support services in the hotel industry. An analysis of the latest research is carried out and a diagnostic toolkit of techniques for researching states of anxiety, stress resistance and reflexivity is provided. The implementation of psychological support measures for hotel guests and staff was investigated. Existing examples of implementation of psychological support services in the world and in Ukraine are analyzed. The prospects for its development have been determined. Consequences of war can be various disorders of the mental health of the population, such as anxiety, fear, despair, panic, hysteria, depression, etc. The first steps in post-crisis psychodiagnostics are screening. It is necessary to find different means and ways to solve a specific problem, in particular, focusing on the use of digital technologies. Mobile applications aimed at supporting mental health are listed and discussed. There are several steps regarding the psychological support of hotel guests. Recommendations for providing psychological support to hotel guests have been drawn up and a scheme of psychological support system during martial law using digital technologies has been developed. The advantages of implementing innovation in hotel management and the benefits for the hotel administration and customers are summarized. The results of the experiment stage made it possible to conclude that the proposed and developed materials (training program, recommendations, list of mobile applications, etc.) confirmed their effectiveness and feasibility for use for the purpose of psychological support of hotel guests.