The core activity of CY.TALK SWITZERLAND SA is the development and provision of innovative telecommunications services, particularly in the area of mobile billing and mobile financial services (CY.SEND). Additionally, the company offers solutions for customer data analysis and management, target group segmentation, personalized advertising, and the development of white-label solutions for businesses. The core activity also includes the provision of technologies and platforms for the integration of various services, such as gift cards, payment cards, bill payments, and online payments.