Why the Sanva Smart Ring?


Most health trackers are either too expensive, too bulky, or locked behind a monthly fee. The Sanva Smart Ring tracks what matters including sleep stages, heart rate, blood oxygen, stress, and daily activity. All in a ring you'll actually want to wear. One price. No subscription. Ever.

Claim Your Sanva Now
Designed for everyday wear. Built for long-term insight.

Health Data, Without the Monthly Bill.

The Sanva Smart Ring tracks sleep, heart rate, blood oxygen, activity, and stress in a ring you can wear every day. Review your data anytime in the free EcTri app. No subscription required.

  • See the Patterns Behind Your Energy.

    Track sleep stages, heart rate, blood oxygen, steps, and activity in one place. The goal is simple: help you notice what supports better rest and better days.

  • One Price. No Subscription. Ever.

    Pay once for the ring and use the companion app without a recurring monthly charge. Your health data should not be locked behind another bill.

  • Comfortable to Wear. Simple to Review.

    The ring stays discreet on your finger while the free EcTri app puts your sleep, heart rate, blood oxygen, activity, and stress data in one clear place on your phone.

Health Tracking That Fits Your Life


Everything you need to know about your body. Nothing you don't.

🌙
Sleep You Can Actually Improve


Track deep sleep, light sleep, and REM stages every night. See what's
actually affecting your rest and wake up with data you can act on.

❤️
Heart Rate, All Day


Continuous heart rate monitoring shows how your body responds to
activity, stress, and rest all without a bulky device on your wrist.

🫁
Blood Oxygen Monitoring


Keep an eye on your SpO2 levels to better understand breathing, recovery, and how your body handles exertion.

📊
Stress + Activity, Together


See how your daily movement and stress levels interact. Build healthier routines backed by your own real data.

Real People. Real Data. No Monthly Bill.


Rated 4.7/5 by verified Sanva Smart Ring owners.

Alex J.
Verified Purchase
I was looking at the bigger name smart rings but couldn’t justify the price. This one tracks my sleep and heart rate just as well for a fraction of the cost. Comfortable enough to wear all day and night.
Marcia R.
Verified Purchase
Battery lasts almost a week which surprised me. The data is easy to read and actually useful. I mainly use it to track sleep and recovery. Solid value.
Nina K.
Verified Purchase
I didn’t want a bulky smartwatch anymore. This ring feels light and subtle but still gives me the health metrics I care about. Exactly what I was hoping for.
Sam F.
Verified Purchase
Setup took minutes. Syncs smoothly with my phone. I like being able to check heart rate and activity without something on my wrist.
Lara R.
Verified Purchase
I compared this to a $300 brand and honestly the features I use are all here. Sleep tracking has been consistent and helpful.
Riley T.
Verified Purchase
I wanted something minimal that wouldn’t feel bulky like a smartwatch. This ring blends in with everything I wear but still gives me the health data I care about. Great balance of design and function.
Emma C.
Verified Purchase
For the price, this is hard to beat. Tracks what I need and the battery life is solid. No subscription either which I appreciate.
Ella M.
Verified Purchase
I was hesitant at first because of the lower price compared to the big brands, but it’s been solid. Tracks my sleep and heart rate consistently, and the battery lasts several days. Definitely worth it.
Olivia M..
Verified Purchase
I bought it mainly for sleep tracking. It’s helped me understand my patterns better and adjust my routine. Comfortable enough that I forget I’m wearing it.
Sophia R.
Verified Purchase
I like how subtle it looks. It doesn’t feel like a tech gadget, but I still get real health data. Comfortable enough to wear 24/7.

Start Seeing the Patterns That Shape Your Day.

The Sanva Smart Ring pairs with a free companion app to help you review your sleep, heart rate, blood oxygen, activity, and stress in one clear place. One payment. No monthly subscription.

Get Your Sanva Now
Enjoy 30-Day Money Back Guarantee