Ultrahuman Ring Air review — a lighter fitness tracking ring without a subscription

A review of the Ultrahuman Ring Air fitness tracking ring, a lighter ring without a subscription.
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Ultrahuman Ring Air review: an Oura Ring killer?

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Ultrahuman Ring Air review: an Oura Ring killer?

Taking Ultrahuman's sleep & fitness tracking Ring for a spin

Ultrahuman Ring Air review: an Oura Ring killer?

Ultrahuman Ring Air review: I wore the comfortable Oura ring alternative to track my health

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Ultrahuman AIR Titanium Waterproof Smart Ring

Ultrahuman Ring Air review: A subscription-free Oura alternative

This is the slimmest smart ring I've ever used. The Ultrahuman Ring Air