This paper discusses internet voting in Estonia on the basis of rational choice perspectives. It emphasizes particularly the importance of “bounded rationality” with emphasis on the Estonia – specific context in understanding the adoption of internet voting in the last seven elections. The key to the adoption process has been diffusion of ID card, which crucial for using wide range of online services offered by private and public sector organizations. Despite constantly increasing turnout the nature of internet voting is transactional. It has not made substantial contribution to online democratic participation other than making voting more convenient for certain segments of society.