Downloadable mobile application for playing local audio files, music, and videos in different formats; Downloadable mobile application for creating playlists according to folder, favorite, artist, album, and genre; Downloadable mobile application for editing music tags, including song name, artist, album, genre, song cover, album cover, and artist cover; Downloadable mobile application for customizing music listening, including applying equalizer effects, changing player background, boosting player volume; Downloadable mobile application for editing lyrics by online searching or local editing