TL;DR: The Circular Ring 2 is an AI-powered smart ring tracking 140+ health metrics, from sleep to ECG, with no subscriptions for $299.
The Circular Ring 2 puts advanced health tracking on your finger with style and precision. From sleep and activity to stress, heart rhythm, and recovery, this subscription-free smart ring monitors over 140 metrics and provides actionable insights through Kira, your AI health coach. With a sleek titanium design weighing just 3 grams, it fits seamlessly into daily life while delivering real-time recommendations that help you optimize performance, rest, and wellbeing. For a limited time, the Circular Ring 2 is available for $299 (MSRP $449).
Unlike bulky wearables, the Circular Ring 2 is designed to be comfortable and discreet. It tracks ECG, AFib, sleep stages, stress, energy, VO₂ max, and more — all analyzed by Kira for clear, digestible guidance. Premium features, including blood pressure and glucose trend tracking, are coming soon, but all core capabilities are included without recurring fees.
With up to 8 days of battery life, wireless charging in 30 minutes, and compatibility with iOS and Android, this ring is ready to go anywhere. Wearing tips and nine US sizes ensure accurate readings on your non-dominant hand, while the durable, hypoallergenic titanium body stands up to everyday wear.
Take control of your health with the Circular Ring 2 and get yours for $299 for a limited time.
Recommended by Our Editors
Circular Ring 2
Advanced Health & Fitness Tracker Smart Ring
$299.00
at StackSocial
$449.00
Save $150.00
Prices subject to change. PCMag editors select and review products independently. If you buy through StackSocial affiliate links, we may earn commissions, which help support our testing.
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