Free Optimista ringtone for your phone. Listen first, then download the version you like. Original song by Caloncho. There are 8 versions, from 20 to 39 seconds long. Tags: upbeat, r&b and indie. Click a tag below to see more ringtones like this. For iPhone or iPad download the .M4R file. For Android and other phones download the .MP3 file. All ringtones by Caloncho are collected on the artist page.