Circular
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.
No subscription for 13+ core features.
26/08/2026
Back to school. Back to routines. Back to taking care of yourself. 📚
Whether you're heading back to the classroom, starting a new semester, or simply getting your routine back on track, this is a good time to check in with your health.
Circular Ring 2 tracks 140+ biomarkers, including sleep, stress, recovery, HRV, energy, and heart insights, while Kira AI turns your data into personalized guidance.
Because feeling better makes everything else a little easier.
🎓 Back to School Sale: Get 30% OFF Circular Ring 2.
https://bit.ly/Get_CircularRing
Start the new season knowing your body better.
25/08/2026
☀️ Last chance to make the most of the Summer Sale.
There's still time to take Circular Ring 2 with you for the rest of summer—and beyond.
Understand your sleep, stress, recovery, HRV, energy, and heart health through 140+ biomarkers.
Get personalized insights from Kira AI to help you recover smarter, manage stress, and stay in tune with your body.
The season is moving fast.
The Summer Sale won't be around forever.
Get up to 30% OFF Circular Ring 2 before the offer ends.
https://bit.ly/Get_CircularRing
24/08/2026
Ever come home from vacation feeling like you need… another vacation?
Although time away can be mentally refreshing, your body is often adapting to a completely different routine.
Longer days. Later nights. More walking. Heat. Flights. Alcohol. Different meals. A new bed.
All of these can affect your recovery, even if you're sleeping more.
During travel, it's common to see changes such as:
• Reduced deep sleep
• Lower heart rate variability (HRV)
• Higher resting heart rate
• Increased physiological stress
• Slower recovery
That's because recovery isn't measured by the number of hours you sleep, t's measured by how effectively your body restores itself.
Circular Ring 2 helps you understand those changes by tracking 140+ biomarkers, including sleep stages, HRV, stress, recovery, energy, and heart insights.
And with Kira AI, your data becomes personalized guidance, helping you know when to slow down, recover, and get back to feeling your best.
https://bit.ly/Get_CircularRing
Because the goal isn't just taking a vacation.
It's coming home feeling restored.
Summer is for living. ☀️
Let Circular take care of the rest.
More than a ring. 💍✨
A deeper understanding of your body.
17/08/2026
You might be ruining your recovery without realizing it. ☀️
Summer is all about breaking routine, and your body notices.
Different sleep schedules, more drinks, travel, heat, and unfamiliar beds can quietly affect your sleep, HRV, resting heart rate, stress, and recovery.
Circular Ring 2 helps you see these changes through 140+ biomarkers, while Kira AI turns your data into personalized guidance on when to adjust, recover, or slow down.
https://bit.ly/Get_CircularRing
So, how is your body actually handling summer? 👀
14/08/2026
☀️ 🌊 Summer is about making space for what matters.
Long mornings.
Warm afternoons.
Time by the water.
Moments that let you slow down.
While you're enjoying summer, Circular Ring 2 is quietly working in the background, tracking your sleep, stress, recovery, heart health, and energy through 140+ biomarkers.
https://bit.ly/Get_CircularRing
So you can spend less time wondering how you feel…
and more time enjoying every moment.
Because the best summers aren't measured by how busy they are.
They're measured by how well you feel. ☀️
12/08/2026
☀️ Summer Sale is still on.
Make this the summer you understand your body better.
Whether you're traveling more, training harder, spending long days outside, or simply trying to feel your best, Circular Ring 2 helps you stay connected to what your body needs.
Track 140+ biomarkers, including sleep stages, HRV, stress, recovery, energy, and ECG heart insights.
And with Kira AI, turn those signals into timely, personalized guidance on when to recover, manage stress, or adjust your day.
https://bit.ly/Get_CircularRing
Your summer won't last forever.
Your health goes with you long after it ends.
Get up to 30% OFF Circular Ring 2 while the Summer Sale lasts.
10/08/2026
We're getting closer than ever to the future we've been building.
Over the past year, our focus has been on creating a stronger foundation: improving stability, synchronization, connectivity, and accuracy across the entire Circular ecosystem. That work is now unlocking the next generation of health features.
In this update, we're sharing what's coming next, from a new clinically trained sleep algorithm and enhanced ECG analysis to Blood Pressure monitoring, a fully redesigned app experience, and even more reliable Bluetooth connectivity.
Behind every feature is the same goal: helping you better understand your health through meaningful, accurate insights.
Swipe through to see what's coming to Circular.
Thank you for your continued feedback, patience, and support. Every step forward is made possible by this community.
06/08/2026
Summer has a way of reminding us to slow down. 🧘♀️
🌿 A few quiet minutes in the morning.
🌿 A deep breath by the water.
🌿 A moment away from the noise.
Meditation isn't just about feeling calmer, it can have measurable effects on your body.
Regular mindfulness practices have been associated with lower stress levels, improved heart rate variability (HRV), better sleep, and a greater sense of wellbeing.
Circular Ring 2 helps you see how your body responds by tracking HRV, stress, sleep quality, recovery, heart rate, and 140+ biomarkers.
And when you need a moment to reset, Kira AI can guide you with Coherence Breathing, a simple breathing exercise designed to help you relax and restore balance in just a few minutes.
https://bit.ly/Get_CircularRing
Because wellness isn't only about how you feel.
It's also about understanding what's happening inside your body.
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