On this page you will find the Knights Of Cydonia ringtone in several versions, all free to download. Artist: Muse. There are 14 versions, from 14 to 77 seconds long. If you like fast, angry and heavy metal ringtones, see the tags below. For iPhone or iPad download the .M4R file. For Android and other phones download the .MP3 file. To see all ringtones by Muse, use the link under the title or look at the related ringtones below.