The article reveals the current aspects of domestic tourism in our country, due to the high potential and demand among the population of not only our country, but also the world as a whole. In order to actively develop domestic tourism, it is essential to widely disseminate information about the opportunities for Russian tourism and encourage people to explore the sights of the country. This can be achieved through the use of various digital tools, including the development of a multi-platform mobile app aimed at promoting domestic tourism in Russia. The article discusses the HomeTravel mobile app, the purpose of which is to expand the information available to both Russian and international users about domestic tourism in the country. The app will achieve this by expanding the database of unique destinations, engaging local guides to create customized tours, and con-ducting marketing campaigns through social media platforms. The mobile application should be designed to accommodate the continuous addition of new features, allowing for enhanced user experience and attraction of a large number of potential users, thereby creating a rich informational space. The hypothesis of the study is determined by the review of tools for the development of tourism business through the creation of cross-platform mobile applications as an effective tool for promoting domestic tourism in Russia. The purpose of the research is due to the popularization of domestic tourism in Russia and the provision of appropriate innovative services through the creation of a cross-platform mobile application.