[This review was collected as part of a promotion.] I bought the ring 3 months ago after comparing it to several other 'smart rings' and I am so glad I chose this one. Mainly I use it to track my steps and heart rate as well as sleep. The app has a ton of features and is easy to learn to use.

[This review was collected as part of a promotion.] I’ve been wearing the Ultrahuman Ring AIR for a while now and I’m really enjoying it. It’s comfortable to wear and although it takes some persuasion to get on and off, it feels secure once it’s on. The green light flashing when it’s measuring my heart rate is a cool reminder of how much tech is packed into such a small ring. Battery life is solid too – I only need to charge it about once a week and it’s fully topped up in an hour or two. The sleep tracking feels accurate and has made me appreciate the quality of my sleep rather than just how many hours I get. It doesn’t always agree with my Fitbit or Pixel Watch but the insights and notifications like “something kept you up” or “was it hot in your bedroom” have been surprisingly helpful. The app is extensive and it’s great that all the features are included with no subscription. I’ve only scratched the surface so far but for anyone into health tracking this is a really capable and sleek device.

[This review was collected as part of a promotion.] Had in my bucket list since a long .. had to buy it seems how it works . It connects to both Android nd I phone with the app . Need to touch the skin in the finger to work smoothly . It looks stylish and cool , more of as a regular Ring . This ring is All rounder ring

[This review was collected as part of a promotion.] I purchased my Ring AIR back in March and I’m very happy with the results. It has made me more aware of my sleep patterns, sunlight exposure and overall health. It’s very important for me to keep track of these items because if my sleep hours are low then it can affect me during my daily routine. The ring is comfortable and no issues with wearing it while I sleep. It does charge pretty fast which is convenient. Overall, happy with my purchase!

Love the detailed tracking and interpreted insights which the Ultrahuman Ring gives. It's not just raw data, but the insights derived from it that make all the difference. The build quality is top notch - I've never had to worry about scratching it (matte black variant).

[This review was collected as part of a promotion.] I am happy with the insights this ring has given me in regards to sleep quality/timing, stress levels. It is light on my finger and most of the time I hardly notice it is there. I did have an issue with my first ring but was quickly sent a replacement. Unfortunately I have had relatively consistent issues with battery life even after troubleshooting in the app multiple times and using Chill mode (less battery utilization). For example, I will start the night with near full charge and be down to <30% by awaking in the AM. I wonder if some of the battery issues are firmware related as I had relatively good life for several months but then had an acute decrease in battery life in the past 1-2 months.

I’m really happy with my Ultra Human Air Ring and wear it every day. It has given me a lot more insight into my sleep, I now have a better understanding of my overall sleep quantity and the different sleep phases. Additionally, the ring helps me track my stress levels and I can visually see when I need to take it easy and slow down, which is really useful. I’ve only just started tracking my cycle, so I’m still unsure about its accuracy, but the data looks clear and organized. The ring is comfortable to wear. It’s a bit discolored now, which I find a little disappointing, but I understand since I wear it all the time. Overall, I’m really happy with it and would definitely recommend it to anyone looking to gain more insight into their lifestyle. The battery life is great too!

[This review was collected as part of a promotion.] I’m a middle‑aged woman who started at around 200 lbs, and the Ultrahuman Ring AIR has been a real game changer in my weight loss journey. It’s lightweight and comfortable - you barely feel it - and it gives clear, subscription‑free insights into my sleep, recovery, and daily activity. Seeing how well I slept and recovered each night helped me adjust my evening habits and push just the right amount during workouts, which made losing those first pounds feel manageable and sustainable. The ring lasts several days on its battery, the app is clean and easy to use, and it really felt like having a wellness coach on my finger.

[This review was collected as part of a promotion.] I’m so happy that I bought this ring as it has made me aware of my sleep patterns and stress levels. I have been following the recommendations on my caffeine window or light exposure and am getting a much better quality of sleep. Also, I have been working on staying calm during the day to reduce my stress levels.

[This review was collected as part of a promotion.] I’ve been using the Ultrahuman Ring AIR for a few weeks now, and I’m genuinely impressed. It’s sleek, lightweight (you forget you’re even wearing it), and packed with features that offer deep insights into both fitness and recovery. What I love: Form Factor: The ring design is a huge win. It's more subtle than a smartwatch and comfortable enough to wear 24/7—even while sleeping or working out. Sleep and Recovery Insights: The recovery score and sleep tracking are incredibly accurate. It not only tells me how long I slept, but how restorative that sleep was, which helps guide how hard I should push myself the next day. Metabolic Health Tracking: Paired with the Ultrahuman app, the AIR ring gives great context around glucose variability and how your body responds to food, movement, and rest—especially if you're also using their M1 glucose monitor. Battery Life: Lasts around 4-6 days on a single charge. The charging case is also very convenient. Could be better: No live heart rate: It tracks HRV and resting heart rate well, but doesn’t give live heart rate data like some fitness trackers. Size availability: Sizing can be a bit tricky, so make sure to try the sizing kit before ordering your actual ring. Still evolving: Some features are still in beta or rolling out slowly. But the updates so far have been meaningful. Final Thoughts: The Ultrahuman Ring AIR feels like the future of health optimization. If you're into biohacking, performance training, or just want to better understand your body’s rhythms, it’s absolutely worth considering. It’s not just about data—it’s about making smarter daily decisions. Highly recommended.