Circular
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The world’s first ECG smart ring. Detect irregular heartbeat in 30 seconds and track 140+ biomarkers for sleep, stress and heart health — all guided by Kira AI.
08/06/2026
The results are in 🏆
Congratulations to our May Leaderboard winners!
🥇 Tim V. — 2863 score
🥈 Greg L. — 2845 score
🥉 Nathan K. — 2835 score
Consistency paid off.
Better sleep. Recovery habits. Daily progress.
Small actions repeated over time create real change.
And this month, our winners are taking home Amazon gift cards.
Think you can make the next list?
1st place — $150 Amazon Gift Card
2nd place — $75 Amazon Gift Card
3rd place — $25 Amazon Gift Card
Remember: participation is optional. Enable your leaderboard participation in the app and start climbing.
👉 June starts now. https://bit.ly/Get_CircularRing
What makes Circular Ring 2 different? It is the world’s first smart ring with ECG tracking and AFib detection, bringing precision health insights together with timeless design.
With more than thirteen advanced features, from sleep and recovery tracking to stress insights and AI coaching, Circular delivers more than wellness. And unlike most wearables, your core features are completely subscription free.
Luxury, intelligence, and freedom, all on your finger.
👉 Tap to explore all features of Circular Ring 2. https://bit.ly/Get_CircularRing
03/06/2026
This month is about more than stability. It's about expanding what Circular can do for you.
We're currently finishing the integration of Blood Pressure into the app while continuing to improve the accuracy and quality of your health insights.
Among the latest improvements are a new sleep staging algorithm, enhanced ECG signal processing, refreshed Sleep and Energy Circle interfaces, new data-sharing capabilities, and expanded Women's Health integration through Android Health Connect and Apple Health Kit.
Behind the scenes, we're also upgrading our infrastructure to support the next generation of Circular features, including Biological Age insights, a redesigned sport experience, and future advanced health metrics.
At the same time, we're finalizing a firmware update focused on the remaining synchronization and sleep detection improvements to ensure the experience is as reliable as it is intelligent.
Thank you for your feedback, your patience, and your trust. Every update brings us closer to the vision of a smarter, more complete health companion.
Health isn't just about tracking data.
It's about understanding what that data means.
Circular Ring 2 combines advanced biometric tracking with ECG capabilities, AFib detection, and Kira AI to help you make sense of your body's signals.
From sleep and recovery to heart health and readiness, every insight is designed to help you make better decisions for your well-being.
Because the future of health isn't more data.
It's better understanding. https://bit.ly/Get_CircularRing
21/05/2026
Choosing a smart ring shouldn’t feel like comparing endless specs.
What matters is what you actually get every day.
Circular Ring 2 gives you 13+ core features designed to help you understand your health more deeply. ECG + AFib detection, sleep and stress tracking, advanced analytics, guided breathing, energy insights, women’s health, and Kira AI coaching working together in one experience.
No subscription. No locked essentials.
Because the right wearable is not about collecting more data.
It’s about turning data into understanding.
👉 Compare smarter. Choose what fits your life.
Read more in our article: https://www.circular.xyz/post/ultrahuman-ring-pro-vs-circular-ring-2
Meet the world’s 1st ECG smart ring 💍
ECG + AFib detection.
140+ biomarkers.
Sleep, stress, recovery, and heart insights powered by Kira AI.
Your health, now closer than ever. https://bit.ly/Get_CircularRing
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