Nowadays, the issue of sustainable mobility is very resonant in the professional public. Main topic for discussion is a transport as a one of the biggest polluters in the world. Today's transport brings a number of benefits to society, but often it has a high price. This price is paid by wasted human lives and serious environmental damage. Therefore there is no wonder that a number of cities, municipalities and regions regard transport as the key to their development, but at the same time as a threat to the health of the population, their safety and quality of a whole life. The combination of public and shared transport is necessary for clean and smart mobility. Shared economy is a concept of social change in the 21st century. This paper is focused on above mentioned issues. It describes levels of the smart city concept and principles and forms of shared economy in transport and shared mobility. .