Ultrahuman AIR Smart Ring Health Tracker: Comprehensive health tracking
For the busy professional or active parent, the Ultrahuman Ring AIR is your discreet health companion, tracking sleep, stress, and activity without a subscription. While many fitness wearables focus on steps, this smart ring offers a unique perspective: it helps you balance effort and recovery by understanding your body's natural rhythms. For example, the Stress Rhythm Score combines heart rate and circadian data to alert you when to push harder or take a break, giving you a heads-up before fatigue sets in.
Wear it all day and night with confidence—its lightweight titanium build feels like part of you, and the water resistance means no removal during workouts or showers. With features like women's health insights and HSA/FSA eligibility, it adapts to your life, providing actionable nudges to improve sleep or track cycles. The included sizing kit ensures a perfect fit, so you can focus on your wellness journey without distractions.
Features
- Advanced sleep tracking
- Women's health insights
- No subscription required
- Stress rhythm score
- PowerPlugs for customization
- Comprehensive health tracking
General specs
- Brand: Ultrahuman
- Model: AIR
- Seller: Amazon
- ID: B0DMW4ZHMD
- Size: 7
- First listed by seller: 7/19/25
If you are interested in more details, you can find full information on the seller's page.
Buy on Amazon
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Shipping options
United States
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| Brand | Ultrahuman | Mexlyca | ZBNMY | ZBNMY | Gabit | MUMUCREAM |
| Model | AIR | SF20250921B0FGY2QWT4 | Matte Black Size-11 | AR18 | ||
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| Price | $399.00 | $15.99 | $39.98 | $38.98 | $200.00 | $51.99 |
| Seller | Amazon | Amazon | Amazon | Amazon | Amazon | Amazon |
| Update | Jul 19, 2025 | Mar 11, 2026 | Mar 11, 2026 | Mar 11, 2026 | Nov 9, 2025 | Nov 9, 2025 |
| Size | 7 | 9 | 11 | 8 | 11 | 9 |
| Weight | 10 | 3.5 | 100 | |||
| Battery Life | 3–5 d | 7–10 d | 3–5 d | |||
| OS Compatibility | Android, iOS | Android, iOS | Android, iOS | Android, iOS | ||
| Water Resistance | IP68 | IP68 | IP68 | 5ATM | IP68 | |
