Free Karma ringtone for your phone. Listen first, then download the version you like. The song is performed by Summer Walker. 7 versions are available, from 17 to 38 seconds. Tags: slow 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. To see all ringtones by Summer Walker, use the link under the title or look at the related ringtones below.