Software enabling users to use their television sets and the applications installed on them to share music and multimedia content stored in their mobile telephones with other users by means of the television set; computer software applications enabling users to share data, audio content, video content and other multimedia content, namely music, videos, radio, television and entertainment programs via their television set; computer software applications for mobile devices, televisions, tablet computers and personal computers, namely software for transmitting, sharing, receiving, downloading, displaying and transferring data, audio content, video content and other multimedia content, namely music, videos, radio, television and entertainment programs; software for the transmission, sharing, receiving, downloading, displaying and transferring of content, visual works, audio works, audiovisual works, data and files via television sets and mobile telephones; software for the streaming of multimedia content such as music and videos; downloadable computer software applications; portable telephones; portable media players; portable computers; electronic tablets; computers; television receivers; application software for smartphones; computer application software for mobile telephones; software for mobile telephones, smartphones and tablet computers, namely software to enable users to share audio and video files with one another