These are the best smart rings for sleep tracking, step count and more, according to a tech expert Yahoo Style Canada Circular SLIM progress, but is it enough? Comprehensive review by FITNESATOR Medium How My Oura Ring Misinterprets My Morning Alarm Find your ideal balance of rest and activity with customized insights from Oura Ring, the revolutionary smart ring that gives your body a voice. Soon at select The Loop stores. Hi everyone. I'd like to buy an Oura Ring 4, but I have one question: does the ring vibrate? And can the vibration be used as an alarm? Thanks. What Makes the Oura Ring Different?