Circular’s New Smart Ring Brings Mobile Payments to Your Finger

Circular is putting mobile payments at your fingertips with its new Circular Ring 3 series. Announced at IFA, the consumer tech show in Berlin, the Circular Ring 3 Pro and Circular Ring 3 Slim are bringing more smartwatch-like capability to the ring category.

Both models add contactless payments to Circular’s existing health tracking and bring back the haptic vibration feature from the original Circular Ring. That means the rings can buzz your finger for app notifications, medication reminders and health alerts without a screen or phone as the middle man.

The screen-free wearable category is having its moment in the spotlight with an explosion of new rings and wrist-based trackers from Oura, Ultrahuman, Google and Garminpromising to track long-term health trends round the clock without the battery limitations and distractions that come along with tiny smartwatch screens. But that same lack of a screen has limited how much...

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