Free On & On ringtone for your phone. Listen first, then download the version you like. The song is performed by Erykah Badu. 4 versions are available, from 33 to 97 seconds. More ringtones in the same style are under the tags r&b, on & on and soul. Android users need the .MP3 file, iPhone users need the .M4R file. Both are free. More ringtones by Erykah Badu are on the artist page, the link is under the title.