Android: Change your ringtone and assign custom contact ringtones 5 Ways to Make Your Android Phone Vibrate Guiding Tech How to Use a Vibrating Cock Ring Is there a way to have certain contacts always ring when my phone is on vibrate or silent (not DND)? : r AndroidQuestions Cool phone tip I just learned You can keep your phone on silent and still hear calls or texts from specific people like family, close friends, or co commanders . Here's 5 Ways to Make Your Android Phone Vibrate Guiding Tech