Free Grenade ringtone for your phone. Listen first, then download the version you like. Original song by Bruno Mars. 7 versions are available, from 17 to 43 seconds. Tags: midtempo, pop and r&b. Click a tag below to see more ringtones like this. Two formats are available: .MP3 for Android and other phones and .M4R for iPhone. More ringtones by Bruno Mars are on the artist page, the link is under the title.