There are a few ways to assign ringtones to contacts on Android. You can use the “settings” app and select “ringtone” from the “sound” section, or you can use the “contact manager” app and add a contact as a “client”. The first way is more convenient, but it doesn’t work with all Android devices. The second way works with most Android devices, but it may not work with some. The third way doesn’t work with all Android devices. The fourth way is the best way to assign ringtones to contacts on Android. It works with most Android devices and it’s easy to use.