Here you can listen to and download the Azul ringtone for free. Original song by Cristian Castro. 8 versions are available, from 15 to 73 seconds. Tags: progressive rock, pop and upbeat. Click a tag below to see more ringtones like this. Android users need the .MP3 file, iPhone users need the .M4R file. Both are free. To see all ringtones by Cristian Castro, use the link under the title or look at the related ringtones below.