Por un escritor de hombre misterioso
The $349 Ultrahuman Ring Air offers health tracking without any subscription fees, but the experience could use a little polish. Our review:
Unobtrusive health tracking without a fee in sight
The Ultrahuman Ring Air tracks activity and sleep in a discreet form factor. It costs $349, but there's no monthly subscription fee to use Ultrahuman's services.
Ultrahuman Ring AIR review: A ringing endorsement
Ultrahuman Ring Air review: Who needs a display, anyway?
Ultrahuman Ring Air review - Wareable
Ultrahuman Ring Air review
Ultrahuman Ring Air Review
Ultrahuman Ring Air review: an Oura Ring killer?
Ultrahuman Ring Air review
Oura Ring 3: First Impressions After A few Days
Ultrahuman AIR Ring: The Ultimate OURA Alternative — Eightify
Ultrahuman Ring AIR review: A ringing endorsement
Ultrahuman Ring Air review - Wareable
Ultrahuman Ring