This work focuses on the role of digital tools in the modern business environment, while special emphasis is placed on their implementation in internal communication within corporations. Effective internal communication has become essential for the successful running of organizations, and digital tools have enabled them to overcome traditional communication barriers. Digital tools enable fast and reliable transfer of information between employees at all levels of the corporation. Therefore, in the introductory part of the paper, the foundation for further discussion is laid, emphasizing the importance of digital tools, and explaining the key concepts that will be covered in the paper. In the second part of the paper, the focus is on communication as a basic concept. Communication processe and internal communication in organizations are defined. Formal and informal networks of internal communication are further explained. Also, this part discusses the importance of internal communication as a key element for successful business. The next part of the work is dedicated to digital tools for communication in the organization. Communication through digital tools is also explained. In the fourth part of the paper, an in-depth interview was conducted in order to gain insight into the practical implementation of digital tools in the business environment. The research methodology is described, including the method of selecting participants and the interview structure. Furthermore, the results and analysis of the answers of the respondents are described. The digital tools used by the employees of Croatia Osiguranja, which the respondent mentioned, are described. The research is concluded with an interpretation that provides a comprehensive overview of the interview itself and the described digital tools. Finally, the work is concluded and the references and attachments are listed.