Offline Song Lyrics is an application that allows you to search lyrics offline (just download the application once without Internet or 3G connection, ...). The application allows to search song by title, author name .... of more than 15,000 songs of Vietnam music and some popular foreign songs. Features and characteristics of the application: - Search for songs by song title, songwriter. - Mark favorite song - Do not switch off the phone screen while viewing song details. - Backup and restore y