SMS-Center was founded in 2003, providing a professional transfer service for Viber, SMS and other types of messages with a simple integration through API by HTTP, SOAP, SMTP and SMPP, allowing customers to use developed plugins and ready-made libraries in 18 languages of programming. Direct connections to operators and providers allow sending messages without delay, anywhere in the world. Clients' data is stored securely on company servers with a high degree of confidentiality. The system for countering DDos is configured on servers. The main data center complies with the Tier III + class.