Smart health ring
Know if your body is ready.
Heart rate zones, HRV, sleep quality, fat burn, stress, and more — tracked on your finger, 24/7. Train smarter. Recover better. No subscription, ever.
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After every workout
See exactly how hard you worked.
Heart rate zones, max HR, pace, and exactly how many minutes you spent in the fat-burning zone — all automatically recorded. Stop guessing whether your session was hard enough. Know it.
Every morning
Know before you train.
Your HRV score tells you whether your body has recovered enough to push hard today — or whether rest is the smarter call. Sleep stages, blood oxygen, and body temperature tracked while you sleep.
All day, on your finger
Your body, constantly talking.
Stress levels, blood oxygen, activity score, and body temperature — tracked continuously without a screen you need to check. Just data, always there when you want it. Syncs automatically with Apple Health and Google Fit.
Smart value
Elite health data. Without the elite price.
Smart rings from Oura, Samsung, and Ultrahuman cost $500–$700. Quantum Ring gives you the health metrics that matter — for a fraction of that. One payment. No ongoing fees.
Quantum Ring
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What you track
Everything your body needs you to know.
8 health metrics tracked around the clock — including fat burn duration that the Oura Ring doesn't offer.
Heart Rate
24/7 + zones during workouts
HRV
Overnight recovery score
Sleep Stages
Deep, REM, light + score
SpO₂
Blood oxygen overnight
Body Temperature
Nightly min / max baseline
Stress
Continuous all-day score
Fat Burn
Minutes in fat-burning zone — Oura doesn't track this
Steps & Activity
Daily step count + activity score
The ring
Built to wear every day.
Battery
7 Days
Weight
3 grams
Water resistance
50m / 5 ATM
Sizes
8 – 13
Material
Steel
Colours
Gold · Silver · Black
Syncs with the apps you already use · iOS 8.0+ & Android 5.1+
Real customers
86% five-star reviews
"The HRV data has completely changed how I plan my training week. I can finally see if my body is ready to push hard or if I need a recovery day. Genuinely life-changing for my training."
"I was blown away by the sleep tracking accuracy. The sleep stages, HRV, and SpO₂ overnight — all in one ring. And no subscription. At this price it's a no-brainer compared to anything else out there."
"The fat burn zone tracking is something my old fitness tracker couldn't do. I can see exactly how long I spent in each zone during my run. So much more useful than just calories burned."
Risk-free
Try it for 30 days.
30-day free returns
Not happy? Return it within 30 days, no questions asked, at no cost to you.
12-month warranty
Full coverage against manufacturing defects for a full year from purchase.
Free shipping
Free delivery on all orders over $100 AUD, shipped from Australia.
Train smarter.
Recover better.
Start today.
8 health metrics on your finger. One payment. Nothing else to pay — not now, not ever.
$98.90 AUD
Get Quantum Ring30-day free returns · 12-month warranty · No subscription, ever